The Mark O'Brien Team

[email protected] (917) 485-4020 Mark O'Brien Development LLC 94 Bank St, New York, NY 10014

Search All Homes Developments

Residential Brokerage

The Mark O'Brien Team

Build me a Brownstone

Mark O’Brien Development

62 Greene Avenue

62 Greene Avenue

Follow the attentive restoration of our 1800s historic Brooklyn Brownstone. This gem is the former home of African American artist Ernest Crichlow. Catch up on updates below.
Press: The Real Deal

Press: The Real Deal

The Mark O’Brien Team awarded top contract by THE REAL DEAL. Mark O’Brien Development LLC restored this historic brownstone and his team found a buyer with a record breaking $5.2M sale.
link

Follow Me On Instagram

Build Me A Brownstone

Mark O’Brien Development

Work With Mark

Having lived and worked in New York City for more than 30 years, The Mark O'Brien Team offers experience of the all-important, yet often imperceptible, nuances of each neighborhood. Finding the city's hidden gems is one of our greatest passions, and The Mark O'Brien is driven by creating real value on behalf of our grateful and loyal clientele.