John holds an Associate Broker's license in Maryland and the District of Columbia and is Vice President of Buyer's Edge Co., Inc. A licensed agent for over twenty years, he has more than thirty years negotiating experience in both real estate and in his former careers in private industry and government service, including twenty years in the Department of Defense. His unique credentials include being one of fewer than 100 agents nationwide with training and experience in Buyer Agency that has been recognized by both the National Association of Exclusive Buyer Agents, (Certified Exclusive Buyer's Agent), and the National Association of Realtors® (Accredited Buyers Representative).

Not just another agent, John is a former President of the National Association of Exclusive Buyer Agents ( and served on its Board of Directors for three years. In addition to his continuing legislative efforts for revision to the Maryland State Agency Disclosure Statement, he also serves on committees for both the Greater Capital Association of Realtors® and Maryland Association of Realtors®.

He resides in Baltimore and Cheverly, Maryland, with his wife Sally. He served as an elected Town Council Member in Cheverly and is active in several community organizations in Cheverly and Baltimore. John is an Air Force veteran of Viet Nam who also served in Operation Desert Storm while a civilian employee of the Department of Navy. He holds a BS in Business Administration from Youngstown State University and a Master of Science in Business Administration from Indiana University, South Bend.


"John Sullivan worked with us and for us to secure the best price for a home we bought in the Greenbelt area. He was always available for our repeatedly asked questions via email or phone, we can't imagine working with anyone else."

Client: Barbie W.

"We are both very grateful to John for the effort he put forth for us. We have already referred two of our friends to him and will not hesitate to do it again as the opportunity presents itself. It is refreshing to know that top-notch service still exists in some places. Thank you, John. Thank you Buyer's Edge."

Client: Derek and Gina

John Sullivan - "Thank you so much for your help - again. You are a rock and I am so glad we can turn to you."

Client: A

"Very responsive and not pushy. Really seems to have the buyer's interest in mind. Pays attention to specific needs."

Client: A