# Mark O'Brien Real Estate > BuildMeABrownstone (Mark O'Brien Real Estate) is a founder-led developer-broker in NYC (Manhattan & Brooklyn) with complementary work in Greenwich, CT and select international projects, offering acquisition, renovation/restoration, development and brokerage services. developerbroker, brownstone restoration, turnkey renovation coordination, neighborhood expertise, seniorled boutique, buyers/sellers/investors ## Featured Properties - [150 Myrtle Ave #3603 | Real Estate Listing | Mark O'Brien Real Estate](https://buildmeabrownstone.com/properties/150-myrtle-ave-3603): Duplex penthouse rental at The Toren in Downtown Brooklyn - 2-bed/3-bath, 11' ceilings, panoramic Manhattan views. - [Featured Properties by | Mark O'Brien Real Estate](https://buildmeabrownstone.com/properties): Property listings (for sale and rent) in New York City and surrounding areas by Mark O'Brien Real Estate. - [219 Weirfield St Apt 4 - Bushwick Brooklyn | Real Estate Listing | Mark O'Brien Real Estate](https://buildmeabrownstone.com/properties/219-weirfield-st-4): Listing for renovated 1-bedroom, 1-bath apartment at 219 Weirfield St #4 in Bushwick, Brooklyn. - [21 South William Street #5D | Real Estate Listing | Mark O'Brien Real Estate](https://buildmeabrownstone.com/properties/21-south-william-street-5d): One-bedroom, one-bath 1,219 sqft Block Hall condominium at 21 South William Street, Financial District, New York. - [Featured Properties | Mark O'Brien Real Estate | New York Real Estate Brokerage](https://buildmeabrownstone.com/properties/sale): Listings of residential properties and apartments for sale in New York City and surrounding neighborhoods. - [53 West 11th St #2W | New York, NY 10011 | 1 Bed, 1 Bath | Real Estate Listing | Mark O'Brien Real Estate](https://buildmeabrownstone.com/properties/53-west-11th-street-2w): Floor-through one-bedroom, one-bath Greenwich Village apartment at 53 West 11th Street for sale. - [21 India Street T2208 | Real Estate Listing | Mark O'Brien Real Estate](https://buildmeabrownstone.com/properties/21-india-street-t2208): Rent-stabilized luxury studio rental at 21 India Street T2208 in Greenpoint Brooklyn; $3,800/month lease assignment. - [Williamsburg 1 Bedroom with Water Views | Brian Worthman - The Mark O'Brien Team | Real Estate Listing | Mark O'Brien Real Estate](https://buildmeabrownstone.com/properties/1-north-4th-place-12j): Rental listing for a 1-bedroom lease at 1 North 4th Place unit 12J in Williamsburg, Brooklyn. - [80 Shirley Court, Commack, NY | Brian Worthman, The Mark O'Brien Team | Real Estate Listing | Mark O'Brien Real Estate](https://buildmeabrownstone.com/properties/80-shirley-court): Listing for a renovated 4-bedroom, 2.5-bath single-family home at 80 Shirley Court, Commack, NY. ## Developments - [Development Projects | Mark O'Brien Real Estate | New York Real Estate Brokerage Since 1996](https://buildmeabrownstone.com/developments): Portfolio page showcasing Mark O'Brien's development projects, including a Greenwich retirement-community proposal and a custom tree house. ## Tools - [Home Valuation New York City | Mark O'Brien Real Estate](https://buildmeabrownstone.com/home-valuation): A New York City home valuation lead form for Mark O'Brien Real Estate. ## Featured Blog Posts - [Fort Greene Brooklyn Neighborhood Guide - Discover Its Charm](https://buildmeabrownstone.com/blog/brooklyn-neighborhood-guide-fort-greene): Brooklyn neighborhood guide to Fort Greene's history, arts institutions, park life, restaurants, and real estate. - [Closing Costs Long Island City NY: Buyer's Guide](https://buildmeabrownstone.com/blog/understanding-closing-costs-in-long-island-city-ny-what-to-expect): Guide to closing costs for Long Island City homebuyers, covering lender fees, taxes, insurance, title work, and attorney expenses. - [Co-op vs Condo in Greenwich Village: How to Choose](https://buildmeabrownstone.com/blog/choosing-between-co-ops-and-condos-in-greenwich-village): Guide comparing Greenwich Village co-ops and condos by ownership structure, approval process, flexibility, renovation limits, and price. - [Is a West Village Garden Duplex Right for You?](https://buildmeabrownstone.com/blog/is-a-garden-duplex-right-for-west-village-living): An editorial guide to West Village garden duplexes covering layout, risks, legal checks, inspections, and financing. - [A Day in Fort Greene Brownstone Living Guide](https://buildmeabrownstone.com/blog/a-day-in-fort-greene-brownstone-living): Guide to Fort Greene brownstone living, linking stoop life, park access, local markets, arts venues, and historic-district rules. - [Moving to West Village NYC: Your Essential Guide](https://buildmeabrownstone.com/blog/moving-to-west-village-the-ultimate-guide): Guide to moving to the West Village in Manhattan, covering housing, amenities, transit, culture, and neighborhood boundaries. - [Planning an Owner's Duplex in Fort Greene](https://buildmeabrownstone.com/blog/planning-an-owners-duplex-in-a-fort-greene-brownstone): A Fort Greene brownstone guide outlines legal occupancy, zoning, landmark review, and ADU limits for planning an owner's duplex. - [Outdoor Activities in Williamsburg, NY | Explore Local Gems](https://buildmeabrownstone.com/blog/top-outdoor-activities-to-experience-in-williamsburg-ny): A Williamsburg, NY guide to parks, waterfront walks, sports, picnics, and dog-friendly outdoor spaces. - [West Village Air Rights: A Buyer and Seller Guide](https://buildmeabrownstone.com/blog/understanding-air-rights-in-the-west-village): West Village guide explaining air rights, zoning transfers, LPC review, pricing, and due diligence for Manhattan development deals. - [Brownstone, Loft or Condo Living in West Village](https://buildmeabrownstone.com/blog/brownstone-loft-or-condo-living-in-the-west-village): A West Village guide compares brownstone, loft, and condo living, focusing on ownership, upkeep, privacy, and landmark rules. - [Expert Painting Tips for Transforming Your NYC Home](https://buildmeabrownstone.com/blog/paint-like-a-pro-science-backed-tips-for-every-room): A New York City home-design article explains paint colors, finishes, prep, tools, and lighting for room-by-room results. - [Waterfront vs Interior Living in Williamsburg](https://buildmeabrownstone.com/blog/waterfront-vs-interior-living-in-williamsburg): A Williamsburg real-estate guide compares waterfront and interior blocks by housing type, parks, transit, and flood risk. - [Expert Tips for a Stress-Free, Smooth Move](https://buildmeabrownstone.com/blog/stress-free-moving-expert-tips-for-a-smooth-transition): Mark O'Brien Real Estate's guide outlines practical steps for a smoother move, from planning and decluttering to utilities, pets, and settling in. - [Brownstone Renovations NYC: Your Guide to Success](https://buildmeabrownstone.com/blog/navigating-brownstone-renovations-in-nyc-regulations-and-tips): A guide to renovating brownstones in New York City, covering zoning, permits, inspections, preservation, and energy-efficient updates. - [How to Evaluate Williamsburg New Development Condos](https://buildmeabrownstone.com/blog/how-to-evaluate-williamsburg-new-development-condos): Williamsburg condo evaluation guide covering offering plans, construction quality, amenities, carrying costs, and resale red flags. - [How to Price a Renovated Fort Greene Townhouse Guide](https://buildmeabrownstone.com/blog/pricing-a-renovated-townhouse-in-fort-greene): Guide to pricing a renovated townhouse in Fort Greene, covering comps, permits, renovation premiums, and seller documentation. - [Buying a Home in the West Village? Explore Your Options](https://buildmeabrownstone.com/blog/buying-a-home-in-the-west-village): Mark O'Brien Real Estate offers a guide to buying a home in the West Village, NYC. - [Why Hire a Buyer's Broker in NYC? | The Mark O'Brien Team](https://buildmeabrownstone.com/blog/why-you-should-hire-a-buyers-broker-in-nyc): Mark O'Brien Real Estate argues NYC homebuyers should hire a dedicated buyer's broker. - [Greenwich Village Real Estate: Discover the Experience](https://buildmeabrownstone.com/blog/beyond-square-footage-the-greenwich-village-real-estate-experience): A Greenwich Village real estate blog describes neighborhood history, architecture, renovations, and luxury home examples. - [Blend Classic & Contemporary West Village Brownstones | The Mark O'Brien Team](https://buildmeabrownstone.com/blog/how-to-blend-classic-and-contemporary-design-in-your-brownstone-renovation): Guide to renovating West Village brownstones by blending preserved historic details with contemporary finishes and modern amenities. - [Living in Williamsburg Brooklyn: Discover the Lifestyle](https://buildmeabrownstone.com/blog/living-in-williamsburg-brooklyn): Lifestyle guide to Williamsburg, Brooklyn, highlighting arts, dining, coffee shops, parks, shopping, and housing options. - [Renovating in Hunters Point Historic District: LPC Basics for Long Island City Homes](https://buildmeabrownstone.com/blog/renovating-in-hunters-point-historic-district-lpc-basics): A guide to LPC approvals and renovation rules for Hunters Point Historic District rowhouses in Long Island City. - [Pre-Listing Checklist for Long Island City Condos](https://buildmeabrownstone.com/blog/pre-listing-checklist-for-long-island-city-condos): A checklist for preparing a Long Island City condo listing, from documents and repairs to pricing, flood risk, and closing readiness. - [Top Smart Home Features for Fort Greene Homes](https://buildmeabrownstone.com/blog/must-have-smart-home-features-for-fort-greene-homeowners): A Fort Greene real-estate blog outlines smart home upgrades for Brooklyn brownstones, from security and thermostats to leak detectors and automation hubs. - [East Village Streets That Define Architectural Character](https://buildmeabrownstone.com/blog/streets-that-define-east-village-architectural-character): A street-by-street guide to East Village architectural character, from Tompkins Square Park blocks to Alphabet City and the Bowery edge. - [LL97 Risk and Opportunity for LIC Landlords | Practical Guide](https://buildmeabrownstone.com/blog/ll97-risk-and-opportunity-for-lic-landlords): Guide to Local Law 97 compliance, penalties, incentives, and retrofit planning for Long Island City landlords. - [The Architectural Evolution of the West Village | Blog | The Mark O'Brien Team](https://buildmeabrownstone.com/blog/the-architectural-evolution-of-the-west-village): A West Village real estate blog traces brownstone architecture from Federal and Greek Revival origins to modern preservation and adaptation. - [Living in Williamsburg NY Guide: Local Insights & Lifestyle](https://buildmeabrownstone.com/blog/living-in-williamsburg-ny-the-ultimate-locals-guide): Directory-style guide to living in Williamsburg, NY, highlighting arts, dining, parks, transit, and housing. - [Tech Innovations Revolutionizing Homebuying in LIC](https://buildmeabrownstone.com/blog/tech-transforming-homebuying-in-long-island-city): Blog post on how technology is changing homebuying in Long Island City, covering VR tours, AI recommendations, digital mortgages, and e-signatures. - [Explore Architectural Landmarks in West Village NYC - Discover Now](https://buildmeabrownstone.com/blog/architectural-landmarks-in-the-west-village): A West Village real-estate blog spotlights landmark buildings and the neighborhood's Federal, Greek Revival, Gothic Revival, Italianate, and Victorian Gothic styles. - [Condo vs Loft Living in Williamsburg: What to Know](https://buildmeabrownstone.com/blog/condo-vs-loft-living-in-williamsburg): A Williamsburg guide compares condo and loft living, covering ownership, financing, amenities, renovation, and resale tradeoffs. - [Architecture Lover's Guide to Fort Greene Streets, Brooklyn](https://buildmeabrownstone.com/blog/an-architecture-lovers-guide-to-fort-greene-streets): Fort Greene architecture guide to Greek Revival, Italianate, and Renaissance Revival streetscapes, with walking routes and renovation tips. - [LIC Garage Compliance Guide: LL126 Checklist for Owners](https://buildmeabrownstone.com/blog/garage-compliance-in-lic-ll126-checklist-for-owners): A Long Island City guide to LL126 garage inspections, filings, remediation timelines, and owner checklist items. - [Eco-Friendly Home Upgrades in Williamsburg, NY](https://buildmeabrownstone.com/blog/eco-friendly-home-upgrades-that-add-value-in-williamsburg-ny): Williamsburg, NY real estate article outlining eco-friendly upgrades that can reduce utility use and boost home value. - [Stress-Free Home Remodeling in East Village, NY](https://buildmeabrownstone.com/blog/how-to-remodel-your-home-in-east-village-ny-without-the-stress): Mark O'Brien Real Estate outlines stress-reducing home remodel tips for East Village, NY homeowners. - [Guide to Buying a Home in East Village, NY](https://buildmeabrownstone.com/blog/your-guide-to-buying-a-home-in-east-village-ny): Guide to buying a home in East Village, NY, covering budgeting, pre-approval, offers, inspections, and closing. - [Top Home Design Trends in Greenwich Village, NY](https://buildmeabrownstone.com/blog/home-design-trends-in-greenwich-village-ny): A Greenwich Village real-estate blog reviews sustainable, eclectic, smart-home, and biophilic design trends for local residences. - [Single-Family vs Multi-Family Brownstones in Fort Greene](https://buildmeabrownstone.com/blog/single-family-vs-multi-family-brownstones-in-fort-greene): Guides buyers comparing single-family and multi-family brownstones in Fort Greene, with advice on legality, financing, maintenance, and historic-district rules. - [East Village Real Estate: Essential Market Insights](https://buildmeabrownstone.com/blog/navigating-the-east-village-real-estate-market-essential-insights): Guide to buying East Village real estate in Manhattan, with market research, financial planning, and property-type overview. - [Top Questions to Ask at Williamsburg Open Houses](https://buildmeabrownstone.com/blog/key-questions-for-an-open-house-in-williamsburg-ny): Guide to asking informed questions at a Williamsburg, Brooklyn open house, covering property history, renovations, HOA rules, taxes, and market conditions. - [Essential Open House Questions for Fort Greene, NY](https://buildmeabrownstone.com/blog/key-questions-to-ask-during-an-open-house-in-fort-greene-ny): Real-estate guide outlining questions buyers should ask at open houses in Fort Greene, NY. - [Top Smart Home Upgrades for Maximum Property Value](https://buildmeabrownstone.com/blog/smart-home-upgrades-that-deliver-the-biggest-value): Mark O'Brien Real Estate outlines smart home upgrades that can add value to New York homes. - [Buying Your First Home in NYC: Expert Tips & Insights](https://buildmeabrownstone.com/blog/a-guide-to-buying-your-first-home-in-nyc): Guide to buying a first home in NYC, covering rent-vs-buy tradeoffs, financing, co-op vs. condo choices, and closing costs. - [When Is The Best Time To Sell A House? | Blog | The Mark O'Brien Team](https://buildmeabrownstone.com/blog/when-is-the-best-time-to-sell-a-house): Mark O'Brien Real Estate outlines the seasonal and market factors that can shape the best time to list a home. - [East Village Co-op Subletting Rules & Board Guide](https://buildmeabrownstone.com/blog/co-op-subletting-rules-in-the-east-village): Guide to East Village co-op subletting rules, board approval steps, and common restrictions. - [Paint Colors for Your Greenwich Village Home: Expert Tips](https://buildmeabrownstone.com/blog/choosing-the-right-paint-colors-for-your-greenwich-village-home): A Greenwich Village real estate blog advises on choosing paint colors for historic brownstones, lofts, and eclectic interiors. - [Long Island City Condo Offering Plan: Buyer Guide](https://buildmeabrownstone.com/blog/decoding-long-island-city-condo-offering-plans): A guide to reading Long Island City condo offering plans, with advice on sponsor risk, budgets, amenities, flood resilience, and public-record checks. - [Family Friendly Activities East Village NY | Things to Do](https://buildmeabrownstone.com/blog/family-friendly-activities-in-east-village-ny-for-all-ages): A neighborhood guide to family-friendly East Village activities centered on Tompkins Square Park and Tompkins Square Library. - [Find the Best Remodeling Contractor in Long Island City](https://buildmeabrownstone.com/blog/how-to-find-the-right-remodeling-contractor-in-long-island-city): Guide to choosing a remodeling contractor in Long Island City, covering licensing, references, contracts, permits, and payment terms. - [Hidden Gems in Greenwich Village NY: Culture & Nightlife](https://buildmeabrownstone.com/blog/hidden-gems-in-greenwich-village-ny-you-need-to-discover): A Greenwich Village roundup highlights landmarks, jazz clubs, cafs, and quirky sights for visitors and prospective buyers. - [Curb Appeal Tips: 10 DIY Weekend Projects for a Wow Home](https://buildmeabrownstone.com/blog/instantly-transform-your-homes-curb-appeal-in-one-weekend-10-diy-boosts-for-a-wow-factor): Mark O'Brien Real Estate catalogs ten weekend DIY exterior projects to boost curb appeal. - [Brownstone Renovations West Village: Innovative Design](https://buildmeabrownstone.com/blog/innovative-design-solutions-for-brownstone-renovations): A West Village real-estate guide to brownstone renovation ideas that blend historic character, light, storage, and outdoor living. - [LPC Basics for Fort Greene Brownstone Renovations](https://buildmeabrownstone.com/blog/lpc-basics-for-fort-greene-brownstone-renovations): Guide to Landmarks Preservation Commission rules for Fort Greene brownstone renovations, including approvals, timelines, and common exterior work. - [Explore Luxury Home Design Trends in Chelsea, NY](https://buildmeabrownstone.com/blog/luxury-home-design-trends-in-chelsea-ny): A Mark O'Brien Real Estate blog outlines luxury home design trends in Chelsea, NY, from open layouts to wellness amenities. - [NYC: Condo vs. Co-op | Mark O' Brien | The Mark O'Brien Team](https://buildmeabrownstone.com/blog/nyc-condo-vs-co-op): Mark O'Brien Real Estate explains how NYC condo and co-op closing costs differ for buyers. - [Owning a Brownstone in NYC: Pros, Cons & Investment Insights | Blog | The Mark O'Brien Team](https://buildmeabrownstone.com/blog/pros-and-cons-to-owning-a-brownstone-in-nyc): A Mark O'Brien Team guide outlines the benefits and drawbacks of owning a brownstone in NYC. - [West Village Renovation Upgrades That Pay Off](https://buildmeabrownstone.com/blog/renovation-upgrades-that-pay-off-in-west-village-homes): Mark O'Brien Real Estate guide to West Village home renovations that improve resale without erasing historic character. - [Long Island City Condo Resale Strategy: Sell Smarter](https://buildmeabrownstone.com/blog/resale-strategy-for-long-island-city-condo-owners): A Long Island City condo resale guide covering pricing, timing, staging, and negotiation strategy amid new-development competition. - [Boost Williamsburg Home Value with Smart Upgrades](https://buildmeabrownstone.com/blog/smart-home-upgrades-that-boost-resale-value-in-williamsburg): A Williamsburg real-estate guide to smart upgrades that can improve convenience, energy use, and resale appeal. - [Selling a Home in Greenwich Village | The Mark O'Brien Team](https://buildmeabrownstone.com/blog/selling-a-home-in-greenwich-village): Guide to selling a Greenwich Village home, covering pricing, staging, buyer targeting, and local selling points. - [Home Inspection Before Buying Guide | Mark O'Brien](https://buildmeabrownstone.com/blog/the-ultimate-guide-to-home-inspection-before-buying): Mark O'Brien Real Estate publishes a buyer's guide to home inspections before purchasing a home. - [Brownstone Living West Village: Future Trends Guide](https://buildmeabrownstone.com/blog/the-future-of-brownstone-living-trends-to-watch-in-urban-real-estate): West Village brownstone living trends and renovation priorities for buyers and investors. - [Top Neighborhoods to Invest in Fort Greene, NY Now](https://buildmeabrownstone.com/blog/top-neighborhoods-to-invest-in-fort-greene-ny-this-year): Real-estate blog on Fort Greene investment neighborhoods, highlighting brownstones, Fort Greene Park, BAM, Pratt Institute, Myrtle Avenue, and transit access. - [Greenwich Village Townhouse Lifestyle Guide | Book Now](https://buildmeabrownstone.com/blog/townhouse-living-on-a-historic-greenwich-village-block): An overview of townhouse living on a historic Greenwich Village block, emphasizing preservation, block-by-block variation, and nearby parks. - [Build Like Mark Newsletter | New York Real Estate Insights](https://buildmeabrownstone.com/blog/welcome-to-build-like-mark-1): Mark O'Brien's newsletter frames New York real estate through preservation, storytelling, and featured Manhattan listings. - [Build Like Mark Newsletter | Social Media & NYC Homes](https://buildmeabrownstone.com/blog/welcome-to-build-like-mark): Mark O'Brien's August newsletter mixes social-media advice, a House Beautiful mention, and featured Manhattan and Brooklyn listings. - [West Village Homes With Secret Courtyards and Mews](https://buildmeabrownstone.com/blog/west-village-homes-with-secret-courtyards-and-mews): A West Village real estate guide to hidden courtyards, mews-like homes, preservation, and unusual historic lot patterns. - [Fort Greene Real Estate Market - Discover Opportunities Now](https://buildmeabrownstone.com/blog/whats-happening-in-fort-greenes-real-estate-market-now): A Mark O'Brien Real Estate blog surveys current trends, rising values, brownstone demand, and investment prospects in Fort Greene. - [Long Island City Condop Explained: 2025 Buyer Guide](https://buildmeabrownstone.com/blog/what-is-a-condop-in-long-island-city): Explains condops in Long Island City, including financing, taxes, subletting, due diligence, and resale considerations. - [What is the Real Cost of Living in the West Village? | The Mark O'Brien Team](https://buildmeabrownstone.com/blog/what-is-the-real-cost-of-living-in-the-west-village): Mark O'Brien Real Estate outlines West Village living costs, from housing and transit to dining, utilities, and recreation. - [Boost Your Fort Greene NY Home Sale with Virtual Tours](https://buildmeabrownstone.com/blog/sell-smarter-virtual-tours-in-fort-greene-ny): A Mark O'Brien Real Estate post explains how virtual tours can help sell Fort Greene, NY properties in a competitive market. - [East Village Renovation Loan Options: A Buyer Guide](https://buildmeabrownstone.com/blog/renovation-loan-options-for-east-village-buyers): Guide to renovation loan options for East Village buyers, covering FHA 203(k), HomeStyle, CHOICERenovation, NYC permits, and project timelines. - [Shopping Spots in West Village, NYC - Discover Hidden Gems](https://buildmeabrownstone.com/blog/top-shopping-spots-in-west-village-for-every-shopper): A West Village shopping guide highlights stationery, coffee-retail, fashion, home goods, and art destinations. - [Williamsburg Brownstone Facade Restoration: How to Plan It](https://buildmeabrownstone.com/blog/brownstone-facade-restoration-in-williamsburg-a-guide): Guide to Williamsburg brownstone facade restoration for homeowners navigating repairs, permits, and preservation in Brooklyn. - [Staging Tips for Quick Home Sale in East Village NY](https://buildmeabrownstone.com/blog/staging-tips-for-a-quick-sale-in-east-village-ny): A Mark O'Brien Real Estate blog post offers staging advice for selling an East Village, NY home quickly. - [Navigate Long Island City Mortgage Options Easily](https://buildmeabrownstone.com/blog/how-to-navigate-mortgage-options-for-long-island-city-buyers): A Long Island City mortgage guide covering fixed-rate, ARM, FHA, VA, jumbo, and local lender options for buyers. - [Notable Landmarks Williamsburg NY - Discover Iconic Sites](https://buildmeabrownstone.com/blog/notable-landmarks-in-williamsburg-ny): A Williamsburg neighborhood guide highlighting historic and cultural landmarks from the Williamsburg Bridge to Domino Park and the Wythe Hotel. - [Spotlight: Living in the East Village | Blog | The Mark O'Brien Team](https://buildmeabrownstone.com/blog/spotlight-living-in-the-east-village): Mark O'Brien Real Estate presents a guide to East Village living, covering history, culture, dining, parks, transit, and housing. - [Williamsburg Design Inspiration Spots to Visit & Borrow](https://buildmeabrownstone.com/blog/williamsburg-spots-that-double-as-design-inspiration): A Williamsburg guide to hotels, cafs, restaurants, galleries, and shops that double as sources for home design ideas. - [Townhouse, Co-op or Condo in Greenwich Village](https://buildmeabrownstone.com/blog/townhouse-co-op-or-condo-in-greenwich-village): A Greenwich Village guide compares townhouse, co-op, and condo ownership, costs, preservation rules, and closing fees. - [Greenwich Village Co-op Board Package: Approval Guide](https://buildmeabrownstone.com/blog/winning-the-greenwich-village-co-op-board-package): Guide to preparing a Greenwich Village co-op board package, from financial documents and references to interview prep and building rules. - [Renovate or Sell As Is in Greenwich Village?](https://buildmeabrownstone.com/blog/renovate-or-sell-as-is-in-greenwich-village): Guidance on whether Greenwich Village sellers should renovate before listing or sell as is, with timing, permit, and landmark considerations. - [East Village Walk-Up vs Elevator: Which Home Fits?](https://buildmeabrownstone.com/blog/walk-up-or-elevator-living-in-the-east-village): Guide comparing East Village walk-up and elevator living, from layouts and monthly costs to renovations, accessibility, and resale. - [Buying a Fixer Upper in the East Village Guide](https://buildmeabrownstone.com/blog/buying-a-fixer-upper-in-the-east-village): Guide to buying a fixer-upper in the East Village, covering approvals, historic districts, hidden conditions, and renovation budgeting. - [East Village Prewar Renovation Guide | Costs & Permits](https://buildmeabrownstone.com/blog/planning-a-prewar-apartment-renovation-in-the-east-village): A guide to planning prewar East Village apartment renovations, covering approvals, permits, budgets, timelines, and hazard planning. - [How to Read Long Island City Condo Financials](https://buildmeabrownstone.com/blog/how-to-read-long-island-city-condo-financials): Long Island City condo financials guide covering carrying costs, reserves, tax abatements, sponsor control, and mixed-use allocations. - [Evaluating Mixed-Use Buildings in Williamsburg](https://buildmeabrownstone.com/blog/evaluating-mixed-use-buildings-in-williamsburg): Mark O'Brien Real Estate explains how to evaluate Williamsburg mixed-use buildings, from zoning and occupancy to retail leases, apartment status, and renovation risk. - [Things to Do in West Village | Where to Go & Explore](https://buildmeabrownstone.com/blog/things-to-do-in-west-village): A West Village guide highlights parks, jazz clubs, historic landmarks, waterfront piers, and nearby cultural stops in New York City. ## Press - [Press & Media | Mark O'Brien Real Estate](https://buildmeabrownstone.com/press): Press and media roundup for Mark O'Brien Real Estate, compiling mentions, certifications, and awards tied to the New York brokerage. ## Testimonials - [Client Testimonial for Mark O'Brien Real Estate](https://buildmeabrownstone.com/testimonials): Testimonials page collecting client praise for Mark O'Brien's New York City real estate brokerage and renovation guidance. ## Core Pages - [Mark O'Brien Real Estate New York City - Discover Luxury Living](https://buildmeabrownstone.com/): Homepage for Mark O'Brien Real Estate, a New York brokerage and development firm focused on buying, selling, building, and renovating homes. ## Other Pages - [Campaign | Luxury Homes in Fort Greene, Brooklyn | Mark O'Brien Real Estate](https://buildmeabrownstone.com/luxury-fort-greene): Fort Greene, Brooklyn luxury property listings page featuring condos, co-ops, townhomes, brownstones, and other homes for sale. - [West Village, NY Real Estate & Homes for Sale | Mark O'Brien Real Estate](https://buildmeabrownstone.com/west-village-ny-real-estate): West Village real estate page summarizes Manhattan neighborhood appeal and notes a February 2024 median sale price decline. - [Condos for Sale in Manhattan, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/condos-manhattan): Directory of condos and co-ops for sale in Manhattan, NY, with MLS listings, prices, beds, baths, and square footage. - [East Village, NY Real Estate & Homes for Sale | Mark O'Brien Real Estate](https://buildmeabrownstone.com/east-village-ny-real-estate): A neighborhood overview of East Village, NY real estate, covering desirability, history, property types, and recent price growth. - [New York Real Estate Brokerage Experience | Mark O'Brien Real Estate](https://buildmeabrownstone.com/experience): Profile page for Mark O'Brien, a New York City real estate veteran with development, building, and entrepreneurial experience. - [Campaign | General in Fort Greene, Brooklyn | Mark O'Brien Real Estate](https://buildmeabrownstone.com/general-fort-greene): Fort Greene, Brooklyn real estate listings page for condos, co-ops, townhomes, brownstones, and other properties for sale. - [Referral | Mark O'Brien Real Estate](https://buildmeabrownstone.com/referral): Referral page for Mark O'Brien Real Estate in New York City, with a partner inquiry form and contact details. - [Luxury Homes for Sale in Long Island City, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/luxury-long-island-city): Directory listing of luxury properties for sale in Long Island City, Queens. - [About Mark O'Brien Real Estate | New York Real Estate Specialist](https://buildmeabrownstone.com/about): About page for Mark O'Brien Real Estate, highlighting NYC luxury brokerage, development, and home renovation experience. - [Homes for Sale in Manhattan | Mark O'Brien Real Estate](https://buildmeabrownstone.com/manhattan-nyc-homes-for-sale): Directory listing of Manhattan, NYC homes for sale with search filters and luxury property results. - [Neighborhoods | Mark O'Brien | New York Real Estate Brokerage](https://buildmeabrownstone.com/neighborhoods): Directory of Manhattan and Brooklyn neighborhood guides for New York City, offered by Mark O'Brien Real Estate. - [New Properties for Sale in Brooklyn, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/new-brooklyn): Brooklyn directory of new-build property listings with prices, beds, baths, and square footage. - [Find Homes for Sale | NYC Real Estate Developer & Builder | Mark O'Brien Real Estate](https://buildmeabrownstone.com/new-york-homes-for-sale): Listings page for New York homes for sale, centered on Manhattan and Brooklyn properties and broker testimonials. - [Resources | Mark O'Brien Real Estate | New York Real Estate Brokerage](https://buildmeabrownstone.com/resources): Resources directory for Mark O'Brien Real Estate featuring New York City homebuying guides and related real-estate links. - [New York Real Estate Videos | Mark O'Brien Real Estate](https://buildmeabrownstone.com/videos): A brokerage videos gallery mixes real-estate clips with commercial reel titles. - [West Village, NY Condos for Sale | Mark O'Brien Real Estate](https://buildmeabrownstone.com/west-village-ny-condos): A West Village condo listing page with search tools, market trend stats, and recent sale and lease examples. - [West Village, NY Luxury Homes for Sale | Mark O'Brien Real Estate](https://buildmeabrownstone.com/west-village-ny-luxury-homes): Directory page for West Village, NY luxury homes for sale, with listings, market trends, and recent transactions. - [Townhomes for Sale in West Village | Mark O'Brien Real Estate](https://buildmeabrownstone.com/west-village-townhomes-for-sale): A West Village listing page catalogs townhomes for sale in New York City with MLS-backed property results and search filters. - [Awards | Mark O'Brien Real Estate | New York Real Estate Brokerage Since 1996](https://buildmeabrownstone.com/awards): Mark O'Brien Real Estate's awards page lists neighborhood specialist certifications and competition honors. - [New York Real Estate Blog | Mark O'Brien Real Estate](https://buildmeabrownstone.com/blog): Blog listing from Mark O'Brien Real Estate featuring NYC market advice and neighborhood topics across Manhattan, Brooklyn, and Long Island City. - [East Village, NY Condos for Sale | Mark O'Brien Real Estate](https://buildmeabrownstone.com/east-village-ny-condos): East Village condo and rental listings with neighborhood guidance for Manhattan buyers and renters. - [Luxury Homes in Brooklyn, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/luxury-homes-brooklyn): Brooklyn luxury homes for sale listing page with high-end residential properties and MLS data. - [Luxury Properties for Sale in Manhattan, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/luxury-homes-manhattan): Catalog page of luxury properties for sale in Manhattan, NY. - [Buy | Mark O'Brien Real Estate](https://buildmeabrownstone.com/buy): Mark O'Brien Real Estate presents a New York City home-search page with listings, lifestyle filters, and buy-side contact prompts. - [Condos in Brooklyn, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/condos-brooklyn): Directory of condos and co-ops for sale in Brooklyn, NY with MLS-style listings and search filters. - [Condos in Fort Greene, Brooklyn | Mark O'Brien Real Estate](https://buildmeabrownstone.com/condos-fort-greene): Fort Greene, Brooklyn condos and co-ops for sale are cataloged with MLS prices, bed/bath counts, and square footage. - [Campaign | Condos in Greenwich Village, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/condos-greenwich-village): Directory of Greenwich Village, NY condos and co-ops for sale. - [Campaign | Condos in West Village, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/condos-west-village): Directory listing of West Village condos and co-ops for sale in New York City. - [Let's Connect | Mark O'Brien Real Estate](https://buildmeabrownstone.com/contact): Contact page for Mark O'Brien Real Estate in New York with phone, email, address, and message forms. - [East Village, NY Luxury Homes for Sale | Mark O'Brien Real Estate](https://buildmeabrownstone.com/east-village-ny-luxury-homes): East Village luxury homes listings in Manhattan, with market stats, neighborhood guide links, and brokerage marketing copy. - [Properties for Sale in Brooklyn, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/general-brooklyn): A Brooklyn, NY property listings page featuring condos, co-ops, townhomes, and other homes for sale. - [Campaign | General Greenwich Village, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/general-greenwich-village): A Greenwich Village property search page listing condos, co-ops, townhomes, brownstones, and other homes for sale. - [Properties for Sale in Long Island City, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/general-long-island-city): Directory page listing Long Island City, NY residential properties for sale through Mark O'Brien Real Estate. - [Properties for Sale in Manhattan, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/general-manhattan): A Manhattan, NY property listings page with current homes for sale and searchable filters. - [Campaign | General Homes in West Village, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/general-west-village): West Village, NY property listings for condos, co-ops, townhomes, and brownstones from Mark O'Brien Real Estate. - [Greenwich Village, NY Condos for Sale | Mark O'Brien Real Estate](https://buildmeabrownstone.com/greenwich-village-ny-condos-for-sale): Greenwich Village condo and townhome listings with MLS search tools and a January 2024 market snapshot. - [Greenwich Village, NY Luxury Homes for Sale | Mark O'Brien Real Estate](https://buildmeabrownstone.com/greenwich-village-ny-luxury-homes-for-sale): Greenwich Village luxury home listings page with MLS properties and a January 2024 market snapshot. - [Campaign | Luxury Homes in Greenwich Village, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/luxury-greenwich-village): Luxury property listings for sale in Greenwich Village, New York, including condos, co-ops, townhomes, and brownstones. - [Homes for Sale in Brooklyn, New York | Mark O'Brien Team](https://buildmeabrownstone.com/brooklyn-ny-homes-for-sale): Brooklyn, NY homes-for-sale listings from Mark O'Brien Real Estate, featuring active and pending properties with MLS details. - [Condos for Sale in Long Island City, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/condos-long-island-city): Directory listing of condos and co-ops for sale in Long Island City, NY. - [Greenwich Village, NY Real Estate & Homes for Sale | Mark O'Brien Real Estate](https://buildmeabrownstone.com/greenwich-village-ny-real-estate): Greenwich Village real estate guide covers pricing, housing types, landmarks, and transit access in Manhattan. - [Campaign | Luxury Homes in West Village, NY | Mark O'Brien Real Estate](https://buildmeabrownstone.com/luxury-homes-west-village): Directory of luxury condos, co-ops, townhomes, brownstones, and properties for sale in West Village, NY. - [Privacy Policy | Mark O'Brien | New York Real Estate Brokerage](https://buildmeabrownstone.com/terms-and-conditions): Privacy policy and terms of use for Mark O'Brien Real Estate's website, describing data collection, AI use, sharing, and opt-out choices. - [Instant Home Valuation | Mark O'Brien Real Estate](https://buildmeabrownstone.com/instant-home-valuation): A New York brownstone site page offering an instant home valuation and free property estimate.