DMT (Diamond Machining Technology)
EdgeCraft Corporation
Fortune Products Inc. Global (F. Dick GmbH)
KAI Corporation
Lansky Sharpeners
Messermeister Inc. Razor Edge Systems
Sharpal
Smith’s Consumer Products Inc. Spyderco Inc. Tormek AB
Work Sharp (Ken Onion)
W?sthof
Zwilling J.A. Henckels