About Us

In Business Since 1987

United Manufacturing Assembly, Inc. ( UMAI ), founded in 1987, 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.

Mission & Our Philosophy

What sets UMAI apart is, we take Our Philosophy seriously. You will see a large plaque prominently displayed in our facility, and you will see it ingrained in every interaction with every person at UMAI.

Our mission is commitment to customer's satisfaction and continuous improvement of the quality management system.

Financial Strength


Financial strength is UMAI’s reward, an automatic payback from practicing Our Philosophy, delivering real value to customers.

This financial strength ensures you have a partner that you can count on long term, with sourcing power that ensures that UMAI and you are a priority to all suppliers, that you can get all your parts at a low cost, quickly with no delays.

  • In business since 1987
  • Excellent credit & buying power

umai building

It is amazing how your team continues to outperform, outshine and meet commitments time and time again. I have never in my 29+ years working in the Silicon Valley, come across a CM who will do what it takes to meet, and in many cases actually exceed the customer’s expectations.”

— Operations Manager


(View original letter at UMAI)