“Powered by science, focused on customers.”

Uyemura provides exceptional, problem-solving finishing technology solutions, including the broadest range of PCB finishes, ENIG, ENEPIG, ENAG, and much more.


Meets Demand for Thicker Gold in ENIG / ENEPIG/ EPIG

Mixed Reaction Autocatalytic Gold Meets Demand
for Thicker Gold in ENIG / ENEPIG/ EPIG

Uyemura has introduced TWX-40, an important development that allows gold deposits up to 8μin in ENIG and ENEPIG processing, in a single step.

TWX-40 is a reduction-assisted immersion gold bath that deposits gold using both immersion and autocatalytic (electroless) reactions. More

New! BlackNight
Industry’s deepest black finish, with exceptional hardness and high density topography. An entirely new film “shape” with extraordinary micro-uniformity and corrosion resistance. More

TAM-55 advanced immersion gold bath

TAM-55 advanced immersion gold bath minimizes nickel corrosion, optimizes gold distribution; the ultimate gold for ENIG and ENEPIG. More

Uyemura CEO Honored for Service, Contributions

Uyemura President and CEO Tony Revier (shown left, with his wife Mary Anne) has twice been recognized by his alma mater, the University of La Verne, (La Verne, CA), an institution widely known for its influential business and public management programs.

Revier was honored as one of the University’s 125 Most Notable Graduates at a ceremony commemorating the 125th anniversary of the university. More