Roy Sea Joins IYC as Florida and California Licensed Yacht Broker. International Yacht Collection (IYC) has announced that, effective immediately, Roy Sea joins the global yachting firm as a Florida and California Licensed Yacht Broker. With a yachting background that spans forty years, Roy Sea has expertise in many of the world’s leading yacht brands and brokerages: Broward, Burger Boat Company, Christensen, Feadship, Jarrett Bay Yacht Sales (Hatteras, Grand Banks and Albemarle), Merrill Stevens, Ocean Alexander, Palmer Johnson, Vicem USA and Viking to name but a few.