UMAI at a Glance

umai building

United Manufacturing Assembly, Inc. ( UMAI), was founded in 1987, and is a leading provider of electronic manufacturing services to OEMs nationwide.

We focus on quick-turn, small to medium volume production. Whether your needs are prototype or complete production, through-hole or surface-mount, BGA, rework or testing, consider UMAI as your partner in manufacturing. As an extension of your operations, UMAI works with you to get the job done right. Our investment in cutting edge technology and state of the art equipment allows us a broad scope to handle customer requirements. We are an ISO 9001:2015 and ISO 13485:2016 certified company. more

UMAI Awards


UMAI has more awards than any CM or EMS in its class. Prestigious awards from Circuits Assembly magazine and Technology Forecasters covering every aspect from quality to price, delivery and responsive support. The best proof that UMAI is truly #1.


  • ISO 9001:2015
  • ISO 13485:2016
  • Certified Member of NMSDC
  • ROHS Compliance
  • IPC 610F Class I, II, III
  • State of CA. Food & Drug Branch Device Manufacturing License