Ira Heller and Bob Gleason, The Multihull Source, Inc. The Multihull Source was formed in 1995 when Bob Gleason teamed up with Bert Kornyei to expand his Corsair dealership into other multihulls. Bert had recently bought his first Corsair from Bob and was excited to start this new venture. Bob and Ira are experienced multihull racers and cruisers; they organize and participate in numerous sailing events throughout the year. Because of their passion and vast knowledge, The Multihull Source is one of the strongest, full-service, multihull-only dealerships in the world.