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Industrial Metal Finishing

AOTCO provides metal surface finishing services to the medical, aerospace, defense/military, optics, and other advanced technology industries. Founded in 1975, AOTCO has held NADCAP accreditation for 20 years and is recognized as a key supplier to many industry leaders. AOTCO provides exceptional quality and rapid turnaround in a wide range of finishing services including: passivate, precious metals plating (gold, silver, rhodium), electroless and electrolytic nickel, copper, tin and tin/lead, hardcoat anodize, sulfuric anodize, electropolish, and many others. We specialize in complex finishes involving masking, multiple finishes, and/or exotic substrates.


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