Can't begin to convey what a positive experience we had dealing with Gary Klopfer at Great Bay…read moreMarine! Very VERY happy with our interaction and look forward to repeat business in the future!

Do not purchase from this scam shop. Other reviews are fake. They will gladly take your money, then…read morewhen you need repairs, they will make you wait for months and cause more problems. It's been 3 years and they haven't fixed my Honda engines. In fact, they damaged them and won't accept responsibility. I'm currently working with Honda directly for a solution. DO NOT TRUST GREAT BAY. THEY ARE A SCAM!

Highly recommend Seaborn for anyone looking to repower their boat and receive excellent service…read more The staff is extremely knowledgable and always accommodating.

Excellent marina! I recently dropped in my new wave runner, and this marina is a class act. I dealt…read morewith professional staff members who welcomed me to my new second home. Grounds are Kept immaculate with an outstanding fuel dock. The location is ideal, especially if you enjoy a quick run to FireIsland. I highly recommend this marina -- great community of people and a great place to escape from the mainland.

Mike and his crew restored our family boat to its original glory. We had a long list of items to…read morerestore on a 52 year old Boston Whaler from gas tank replacement, new rub rail, keel repair, rewiring navigation lights and repairing gel coat in various locations around the boat. our family treasure is good for another couple of generations of fisherman. Thanks Mike.

What an amazing job! No other fiberglass restorer wanted to…read moregel-coat our little fiberglass travel trailer. Allisland Fiberglass made our plain-Jane trailer into a little retro-beauty. The staff was helpful, accommodating and they gave us a very fair price for the highest quality products. - thank you gentleman

My power tilt and trim seal blew out on a Friday. Called On Scene Marine and they were able to fit…read moreme in on Monday. They didn't have the parts to repair it, but was able to locate them. They arranged for the parts to be delivered. He replaced the seals, and finished the job. My boat was back in the water by noon. I have never seen such good service from any marine service. If you have a problem, definitely give them a call.

Andrew has been covering our boat for the last 7 years. He is willing to accommodate any requests…read moreand his work has always been excellent. Andrew is willing to answer any marine based questions and tries to help in anyway. I have always found him to be friendly, on time and knowledgeable. His prices are reasonable and fair. I would highly recommend him and his company to anyone. Pat Anderson

Waterfront Friendly staff…read moreClean pool.restrooms and safe parking lot attendants. Drinks are fabulous and competitively priced. Food trucks periodically a must try. A definite A! On #LongIsland

I mean, I stumbled in from the water side during a fireworks show for Fourth of July. I was…read morekayaking between the boats and booms when I heard a different kind of thumping going on- We paddled over, hopped up onto the bulkhead, and strolled around a pretty lively and... "interesting" crowd. They had a bunch of fun bar style games, some beers, and a DJ... we kept to ourselves, did our thing, and skedaddled

Worst place with no customer loyalty. And now this after 30+ years. Steve - Checkmate!read more

Steve and the entire crew are fantastic Certified techs !…read morePays to get things done right first time Boating seasons too short don't waist your time with other guys who swap parts then relize that wasn't it. You pay $$$ they keep guessing Steve's guys get it right first time!!

Hank claims to be the ' Best Machanic around' but hiring him was the worst experience I've ever…read morehad. He's very sloppy, did a poor job and charged for work he never completed. After weeks of phone calls, getting excuses and false promises I hired another mechanic to clean up his mess.

Hank is awesome! He got my I/O MerCruiser engine running smooth again and made the whole process…read moreeasy. Knows his stuff, super friendly, and doesn't overcharge. My boat's never run better--highly recommend him!