Lowest Commission Fees!

Don't pay the standard 5% or 6% commission fees of the past.

List for 4%and Pay at Closing.

Mark Hannigan and Associates

"The Affordable Real Estate Marketing Solution"

Realty 123 Inc.

We bring excellence to the home selling experience.

Closing the Deal

Communication is vital. We make sure everyone is doing what they are supposed to.

100% Broker Cooperation

We do not believe in exclusive listings, we believe in broker reciprocity and utilizing 22,000 plus agent to find you the right buyer.

Comprehensive Marketing

We use the top real estate search engines and portals as well as personal property websites and landing pages to maximize market exposure.



We pride ourselves in helping every homeowner achieve the highest selling price in the shortest period of time. Mark Hannigan has been servicing Nassau and Suffolk county since 1999, time tested and client approved.  Talk with Mark Hannigan today.

Call 631-766-5959.