About Cleveland Black Oxide

Founded in 1941, we are the largest commercial black oxide company in the United States and one of the oldest and most recognized metal finishing companies in northeast Ohio. We have built our reputation over the years by being exceptionally responsive to our customer’s needs.

We provide metal finishing services to a broad range of industries including automotive, architectural, hardware, electronics, machine tool, aerospace, medical, defense, firearms and ammunition, military, and both industrial and consumer products.

In August of 1998 we were the first Black Oxide company in the United States to become ISO Certified. Within the standards of our ISO 9001:2015 Registration, we specialize in Black Oxide processing of steel, stainless steel, copper, brass, bronze, die cast zinc and powdered metal parts. 

We believe that providing our customers with a consistent level of quality and service that meets or exceeds their requirements, delivering on time, at a competitive price is critical to the long-term success of our company. Our team approach actively encourages a partnership with our team members, customers, and our suppliers in a commitment towards continuous improvement, innovation and quality.

Quality and service is the primary commitment of Cleveland Black Oxide. Our intent is to excel in every element of our business, utilizing practices and standards that are unequaled in the industry to gain total customer satisfaction.