Microphase CORP
Microphase Corporation manufactures customized radio frequency, microwave, and millimeter-wave technology products and solutions, operating across frequencies from DC to 50 GHz. The company produces discrete components, devices, complex integrated assemblies, and subsystem products using both passive and semiconductor-based technologies. It serves the defense, aerospace, and commercial markets through custom design, engineering, and vertically integrated manufacturing capabilities including prototype development, integration, assembly, and volume production.
What they make
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Microphase CORP | Shelton | CT | — | ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.


