Mars cycles is casey sussman.

Casey Sussman, builder of Mars Cycles, studied the art of fillet brazing at The Bicycle Academy, in Frome, England. He is the only American to have attended their school.

Sussman builds large-tubed steel race bikes using tapered headtubes.  Tubes are mitered by hand with a hacksaw and file.

Winner of the 2015 NAHBS People's Choice Award, Casey has spent his time since evolving his style and capabilities.