Pedigree Cats Catamarans are builders of custom, luxurious multihulls; catamarans and trimarans ranging from 46' to 136', megayachts, power catamaran and sail catamaran in North America. We work closely with designers such as John Shuttlworth, Ed Horstman, Tony Grainger, Chris White, and Kurt Hughes. The yachts are constructed using AirexÆ foam core, E-glass, and vinylester or epoxy resins with an ImronÆ polyurethane exterior