• Parsons Manufacturing
  717 Ohms Way
• Nimmo Machine
  764 Newton Way # A
• Mac Farlane Engineering
  1733 Monrovia Ave # M
• Harbor Machine Shop
  1835 Whittier Ave # A3
• Trio Precision Mach Co
  1703 Monrovia Ave
• Wolf Tool Co
  783 Newton Way
• Dga Machine
  1760 Monrovia Ave
• B C Doering Co
  111 E 16th St
• Autocal
  382 Clinton St
• Adolt Manufacturing & Design
  1612 Placentia Ave
• Acrodyne Machine
  2944 Randolph Ave
• Gertler Industries
  914 W 17th St
• Advanced Precision Machining
  1649 Monrovia Ave