Techmaster Electronics Inc. Acquires Rothe San Antonio Calibration—Bringing 50 GHz RF, 100 kV Electrical & Clean-Room Services to Texas

Vista, CA & San Antonio, TX – July 8 2025 — Techmaster Electronics Inc., the veteran-owned leader in ISO/IEC 17025 accredited calibration, today announced the acquisition of Rothe San Antonio Calibration (RSAC). Effective immediately, the 4614 Sinclair Road lab and its entire ASQ-certified team become part of Techmaster’s coast-to-coast network.

The deal instantly widens San Antonio’s accredited scope—now covering RF & microwave to 50 GHz, high-energy electrical to 100 kV, ISO 14644 clean-room mapping, five-day standard (24-hour rush) turnaround, and surge capacity across 10+ Techmaster labs in the U.S., Mexico, Vietnam, and Thailand—accessible through a single 24/7 digital certificate portal.

“This fusion pairs RSAC’s 40+ year legacy with Techmaster’s global horsepower, giving manufacturers one provider for GHz-level bandwidth, high-voltage, and audit-proof compliance—without changing a single point of contact,” said Michael Lynch, President & CEO, Techmaster Electronics Inc.

All existing quotes, purchase orders, and certificates remain valid. For consolidated capability statements or immediate service, contact Techmaster Electronics Inc. – San Antonio Lab at (210) 648-3133.

About Techmaster Electronics Inc.
Founded in 1989, Techmaster Electronics Inc. provides accredited calibration, repair, and test-equipment services to aerospace, defense, medical-device, semiconductor, and industrial innovators worldwide, with laboratories across North America, Mexico, Vietnam and Thailand.