Mark Yamasaki
Co-Founder & Technical Lead
Mark grew up on Colorado rivers during the birth of graphite fly rods, tying commercial flies and building custom rods by age 14. As a petroleum engineer, he approaches tackle the way he approaches a well: failure analysis, material tolerances and structural durability. Chasing permit, tarpon, bonefish and tailwater trout has taken him around the world, with tournament wins and multiple flats Grand Slams caught on Region rods and flies.










