Long Island’s For Sale By Owner Broker

Mark Hannigan is Long Island’s For Sale By Owner Broker and Owner of Realty 123 Inc.  Mark has been providing Real Estate Services, Guidance and Professionalism to buyers and sellers for more than 17 years. His experience and knowledge is built on time tested and results driven real estate sales.

Buyers and Sellers can contact Mark for an informative free consultation at 631-766-5959.

Certifications and Recognition’s
Licensed Real Estate Broker
Million Dollar Producer
Mature Moves Specialist
Senior Real Estate Specialist
Certified Buyer Representative

I specialize in representing my clients in the purchases and sales of single-family residences and income property within the towns of Babylon, Bay Port, Bay Shore, Blue Point, Brightwaters, Central Islip, Islip Terrace, Islip, East Islip, Great River, Oakdale, West Bay Shore, West Islip, West Sayville and Sayville. I keep current of all transactions in these areas, and I’m also very knowledgeable with the local schools.

I’m an Islip Township resident, born and raised in the local area. My youth was filled with extra-curricular activities and organization centered around school, church and athletics. I graduated from Islip High School in 1980. Current hobbies of mine include spending quality time with my family, coaching and golf. My family participates, donates and volunteers with various youth programs and organizations.

Long Island’s “Affordable Real Estate Marketing Solution.”

Welcome to your Long Island Real Estate resource. Featuring links for Long Island homes for sale as well as homes that have sold. Look for real estate news and events across Long Island. We feature homes for sale in Suffolk County, Nassau County, and Queens. If you are thinking about buying or selling a Gold Coast Luxury Waterfront Mansion, thinking about upgrading, or if you are a First Time Home Buyer looking for a starter home, Realty 123 can help. As an independent Long Island Real Estate Broker, we use the internet as the great equalizer. Realty 123 Inc. offers as much as the corporate franchises and more at a fraction of the price!

We offer 2 types of commission plans:

  1. Flexible Commission Plan, our commission fees are as Low as 1% and no more than 3%
  2. Flat Fee Commission Plans

Both plans include MLS, MLSLI.com, Realtor.com, Google Base, Yahoo.com, Oodle.com, Homes.com, The Real Estate Book.com, VAST.com, CyberHomes.com, HotPads.com, FrontDoor.com, Trulia.com, Zillow.com, Virtual Tour, Video Tour, Youtube Video Posting, Personal Property Website, Centralized Showing Call Center, Listingbook Account to monitor local activity, Property Blogging and more.

Listing Syndication

We will be happy to provide all the information needed to buy or sell real estate on Long Island. As premier real estate agents on Long Island, we look forward to serving you and will be happy to help at any time.

Selling and Buying a home is an important financial decision. It is important that the sale or purchase of your home is handled with care and professionalism. For more information about the selling or buying process, please visit the home selling / buying advice section.

Our links allow buyers and sellers to search the internet for the most updated information regarding Long Island Real Estate. We offer links to local neighbor and school information that can be viewed town by town. If you are searching for a home or just need general real estate information anywhere from Queens to Montauk, our links will get you to the source.

Nothing replaces an informative conversation, contact Mark Hannigan today at 631-766-5959.

Buyers and Sellers alike can build your own informative real estate search engine, ask us how.

Purchasing Long Island real estate is a great investment. Whether you are purchasing your first home, upgrading, down sizing or are a seasoned investor, you are invited to visit this site often to view Long Island Homes for Sale, read home buying advice, get information about local schools, and communities.

We market homes that are located anywhere on Long Island and Queens. Our marketing attracts buyers who want to purchase homes. No matter what town, style, or price, It’s all real estate to us.

We are “The Affordable Real Estate Marketing Solution” for Long Island.

Our agents represent sellers as well as buyers.

Call today to find out why you should be represented.

Feel free to further explore this site often and pass this web link on to others.

We strive to be the best Long Island real estate resource available.
We value your opinion and feedback. Please help us, help you and others, thank you.