A once-in-a-lifetime celebration deserves a one-of-a-kind setting. From the picturesque indoor waterfall to the Sea Star Ballroom overlooking the waters of the scenic Peconic River, our newly-renovated East Long Island wedding venues offer an idyllic location for a ceremony and reception you will never forget. Host your special day at the gateway to the Hamptons and Long Island Wine Country, steps from local shopping, dining and entertainment and right next to the Long Island Aquarium.

Hyatt Place Long Island/East End Sea Star Bridal Suite
Hyatt Place Long Island/East End Exterior
Hyatt Place Long Island/East End Lobby

Escape the ordinary and let our wedding planners take care of all of the details. Atlantis Banquets & Events next door creates a magical atmosphere for any social event. Your guests can also explore Riverhead and East Long Island with bike rentals and water activity rentals. Your once-in-a-lifetime celebration deserves our one-of-a-kind setting.


Venue Choices

Eight different locations
Indoor and outdoor options
Sea Star Ballroom overlooks the Peconic River
120,000-gallon shark exhibit’s Shark Dive ceremony
Capacity to host 20 to 650 guests
Largest space is 5,310 sq ft

Dining Options

Butler-passed hors d’oeuvres
Cocktail party
Buffet dinner
Seated dinner reception

Also Included

Uniformed Valet Parking Attendants
Beautifully Manicured Waterfront Grounds
Professionally Attired Wait Staff
Complimentary Coat Room Attendant (seasonal)
Maitre D’ and Captain Supervision
Place Cards and Directional Cards/Mats


Catering set up

Impress your guests with our enticing menu options and exquisite event venues. Food is an important aspect of any special occasion. Often, it can make or break an affair. It should not only please the palate, but complement your preferences, event theme and budget as well. Allow our professional event catering staff to prepare a menu that will delight your guests and reflect the tone you want to set for your event or celebration.

Atlantis Banquets & Events, in Riverhead, New York, offers dining and menu options to satisfy any taste, budget and event.

Contact Us

Let’s start the planning process! Contact us for more information or to schedule an appointment.