 CLEARWATER, Fla.--BUSINESS WIRE--MarineMax, Inc. NYSE: HZO, the worlds largest recreational boat and yacht retailer, today announced that Adam M. Johnson has been elected to its Board of Directors. Adam Johnson has served as the Chairman and Chief Executive Officer of NetJets, Inc. since June 2015. During his 25-year career with NetJets, a Berkshire Hathaway company, he has served in many senior leadership roles including: President of Global Sales, Marketing and Service; Senior Vice Presi 