Top 5 Electronics Manufacturers in Washington 2026

TASC, Technical & Assembly Services Corporation

Seattle, Washington

Technical & Assembly Services Corporation (TASC) was founded in 1991 by Richard Hirst, a U.S. Air Force veteran, in Seattle, Washington.

TSMC Washington

Camas, Washington100 employees

TSMC Washington, a wholly-owned subsidiary of Taiwan Semiconductor Manufacturing Company (TSMC), operates an 8-inch wafer fabrication facility known as Fab11 in Camas, Washington. The facility provides dedicated IC foundry services, including wafer fabrication, test, and analysis capabilities, mirroring the technology and quality standards of TSMC's other 8-inch fabs.

Silicon Forest Electronics, Inc

Vancouver, Washington

Silicon Forest Electronics was founded in 1999 in Vancouver, Washington. The company, now operating as Impact ES–Vancouver under the parent company Impact Electronic Solutions, began as a full-service electronics manufacturing services provider.

Microchip Auto Glass has operated from Tacoma, Washington since 2010. The company provides mobile auto glass repair and replacement services across the greater Puget Sound region, traveling to customers in cities including Seattle, Bellevue, Olympia, and surrounding communities.

Technical Services Inc (TSI) operates from a 100,000-square-foot facility in Oak Harbor, Washington. The company is employee-owned, meaning the workforce holds a direct stake in the business.