SAN FRANCISCO -- American Pacific Group, a San Francisco Bay Area-based private equity firm, announced today that it has made an investment in EMS company Concisys.

San Diego-based Concisys was founded in 1999 and provides printed circuit board assembly and electronics manufacturing services.

The company has five surface mount technology production lines and more than 22,000 sq. ft. of manufacturing space, and offers design, assembly and testing capabilities for quickturn, prototyping, and medium-volume production runs to more than 100 public- and privately-owned enterprise customers in semiconductor, medical, aerospace and defense, telecom, and high-tech sectors.

“We are thrilled to partner with American Pacific Group in this next phase of growth,” said Giao Nguyen, cofounder and president, Concisys. “For more than 20 years, we have delivered on an unwavering commitment to meeting the technical needs and stringent quality standards of leading manufacturers. As we continue to scale, our partnership with APG will allow us to accelerate our ability to bring innovative, best-in-class contract manufacturing solutions to our customers here in Southern California and beyond.”

“Concisys has a long track record as a leader in contract manufacturing and printed circuit board assembly, evidenced by their finished product quality, market-leading turnaround times, and long-standing blue-chip customer relationships” said Fraser Preston, founder and managing partner, PG. “We continue to be impressed by the organization that Giao and the Concisys team have built. We believe that the Concisys value proposition, complemented by our approach to value creation, the Q Process, will position the company well to capture growing demand for U.S.-based research and development, and new product introduction partners.”