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Industrial Metal Finishing

Metal Surface Finishing Services

AOTCO provides metal surface finishing services to the medical, aerospace, defense/military, optics, and other advanced technology industries. 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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Clean energy (2)
Clean energy
Clean energy
From fuel cells, clean hydrogen, PEM electrolyzers, and so much more…. AOTCO supports advanced manufacturers and innovators across the clean-tech sector.
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Defense
Defense
For decades AOTCO has partnered with the nation’s leading defense firms to ensure peak performance of the critical tools our defenders need.
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Aerospace & 
Aviation
Aerospace & 
Aviation
NADCAP accredited, AOTCO brings a long history of supplying precision-finished aerospace parts to commercial and defense aerospace industry manufacturers.
Medical
Medical and Life sciences
Medical and Life sciences
Since 1975, medical manufacturers have relied on ISO 13485 certified AOTCO to provide finishing services for critical life-saving components.
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Semiconductors
Semiconductors
AOTCO meets the moment to support our nation’s critical Semiconductor industry and deliver expert finishing services.
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Optics
Optics
AOTCO supports advanced manufacturers of optics components for aerospace, defense, surgical, and other highly specialized scientific fields.
Machine Shop-1
Machine Shops
Machine Shops
AOTCO supports machine shops and manufacturers across the country with quick turnarounds and expert multi-material finishing across a wide variety of substrates.
Telecommunications
Electrical & Telecommunications
Electrical & Telecommunications
AOTCO provides extensive surface finishing services to our clients in the electrical and telecommunications industries.
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