The Island Boatyard, Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> Dockage The Island Boatyard, Inc. PO Box 938 Shelter Island , NY 11964 | View on Google Maps James Brantuk (631) 749-3333 | fax: (631) 749-3361 Visit Site Connect With Us Member Since: 2020 Send a message to: The Island Boatyard, Inc. Your Name: Your Email: Subject: Message: (Date: 4/4/2026)