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Semi-general, INC.

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www.semigen.net
Homepage of Semi-general, INC.
Their homepage, crawled AUG 1, 2026
At a glance
EmployeesNot reported
In business since2009
HeadquartersLondonderry, NH
SAM.gov UEILNKLZTKNDHG7
LISTED ON FACTORYREGISTRY67%SOURCE COVERAGE

Brands

This company sells these brands.

SemiGen manufactures RF/microwave components including passive components such as attenuators, capacitors, couplers, filters, inductors, and transmission lines, as well as semiconductor diodes including PIN diodes, Schottky diodes, step recovery diodes, and tunnel diodes. The company provides RF/microwave assembly, automated PCB assembly, RF/microwave performance testing, high-reliability/MIL-STD screening, thin film processing, metallization, wafer dicing, and ion beam milling services. SemiGen serves markets requiring RF/microwave components and also offers design engineering support, module repair and refurbishment, and bonding tools and materials.

Summarized from the company’s own website

Their plant

FacilityCityStateEmployeesStatus
Semi-general, INC.LondonderryNH 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.