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Meet Our Team

of Real Estate Professionals

John T. Greenan

Licensed Real Estate Broker

Born in Peekskill, NY, John has always loved Real Estate.

A resident of Dutchess County since 2001, he began his career 16 years ago in 2004 as a Real Estate Salesperson.  John then became an Associate Real Estate Broker managing a boutique real estate firm in Wappingers Falls where he represented buyers, sellers, and managed the company's sales team.

Since then, John has worked for two real estate franchises as an Associate Real Estate Broker and leads the Association of REALTORS as it's Executive Officer. John opened his brokerage in 2019.

John can be reached at

845.264.2300 or

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Mark T. Rommel

Licensed Real Estate Salesperson

Mark has been successful in working with buyers and sellers throughout the Hudson Valley. Mark is a United States Army Veteran who served as a demolitions engineer in the Persian Gulf War. Born in Toms River New Jersey, Mark has been a resident of Dutchess County since 2010. He has a background in finance and supervisory roles with West Point Military Academy.

Mark and John Greenan have been a team since 2013.

Mark can be reached at

845.220.6640 or

Margaret C. Greenan

Licensed Real Estate Salesperson

Margaret was born and raised in Westchester County and has been a resident of Dutchess County for over 19 years.  She has a 30+ year tenure with IBM where she has served in various capacities. Marge works with John Greenan and Mark Rommel on various Real Estate projects, her attention to detail is unwavering. 

Marge can be reached at 845-447-2525 or

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Our Agents: Agents
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