• 

  Cem

• 

  Cemp

• 

  Roulunds - obsolete, replacement Conti (Continental)

• 

  cembre

• 

  Ace-mec

• 

  Alcem

• 

  Cemafer

• 

  Cemar Electro

• 

  CEMATEK

• 

  CEMB USA-BL SYSTEMS