Lincoln Electric
Colfax
Illinois Tool Works
Kobe Steel
Fronius International
Air Liquide
Panasonic Welding Systems
Nelson Stud Welding
Obara
Daihen
Jasic Technology
Nimak
Riland
Telwin
EWM
Hugong
Kokuho
Arc Machines
Denyo
Timewelder
Aotai Electric
Koike Aronson
Aitel Welder