A Luxuriously Appointed USCG Certified Trimaran Large and Small Groups

Please Note, Price quoted are for up to 6 guests. Cosmos is available by Quotation for up to 25 guests (and larger events of up to 65 combined with our Schooner Luna also on GetMyBoat for up to 41). Cosmos is a wonderful USCG INSPECTED AND CERTIFIED performance trimaran blending safety, stability, performance, and luxury. She has been fully refit in 2023 to provide wonderful accommodations to our guests. She features two identical lounges with both sun and shade, ample iced cooler space, and a Bluetooth speaker sound system. Our professional crews (included in price) are wonderful with hospitality along with seamanship and benefit from our operation that has chartered in the Sag Harbor and East End for fifteen years. For swimming, Cosmos has a Paddle Board aboard and swim floats for guests to use. Quarter Day (2 Hrs) 1-6 Guests ($1700); 7-12 Guests ($2150); 13-18 Guests ($2550); 18-25 Guests (by Quote) Three Hours 1-6 Guests ($2100); 7-12 Guests ($2550); 13-18 Guests ($3200); 18-25 Guests (by Quote) Half Day (4 Hours) 1-6 Guests ($2600); 7-12 Guests ($3400); 13-18 Guests ($4000); 18-25 Guests (by Quote) Six Hours 1-6 Guests ($3500); 7-12 Guests ($4800); 13-18 Guests ($5400); 18-25 Guests (by Quote) Full Day (8 Hours) 1-6 Guests ($4800); 7-12 Guests ($6000); 13-18 Guests ($6450); 18-25 Guests (by Quote) A 20% service fee (including gratuity) plus GetMyBoat's booking fee is added to all pricing. If you have any questions, we can answer those through GetMyBoat’s messaging platform before you pay. Just hit, “Send Booking Inquiry” and send us an inquiry for a custom offer.