• 

  Sigerist Rigid coupling

• 

  SITI MOTORI E RIDUTTORI

• 

  SR Engineering

• 

  Sterilair

• 

  STE SURGERIENNE DE CONSTRUCTIONS MECANIQUES SA

• 

  Stoneridge

• 

  Sugino Engineering Co., Ltd.

• 

  Superior Electric

• 

  Superior Motor

• 

  SUTTER INSTRUMENT