American engineer. Credited at Starlight Sound in Richmond CA. at least from the middle of the 80s to 92.

Bill Thompson (3) Jefferson Airplane & associated manager
Bill Thompson (4) Voice actor for Disneyland releases
Bill Thompson (6) Guitarist of Spike 1000
Bill Thompson (7) Former bassist of Falcons (2)
Bill Thompson (10) Most likely a different engineer from Chicago, credited in the 60s and early 70s.
Bill Thompson (11) Graphic designer.