Group of people standing outside a brick building labeled "Black River Mfg Inc 2025," holding a banner and certificate for "Outstanding Quality 2017.

Who We Are

Serving the Automotive Industry Since 1977

Black River Manufacturing, Inc., located in Port Huron, Michigan, is an established company currently involved in the production of tubular braces, solid rod and wire forms, gear shift levers, screw machine products, hinge pins, ball studs, CNC machined components, and welded assemblies. With our in-house CAD capability, we offer complete prototype and production services.

Our customers include General Motors, Stellantis, and others. Our reputation for service, quality, and short lead time is well known throughout the industry.

Black River Manufacturing, Inc. is certified to ISO 14001:2015 environment standards and IATF 16949:2016 quality standards. Black River is also self-certified for sample submissions with General Motors and Stellantis.

We have 60,000 square feet of manufacturing space, 72,000 square feet available for assembly/warehousing, and a 2,000 square foot approved quality laboratory.

It is our hope that we may be of service to you in achieving your future goals.

Our Clients

Blue and white General Motors logo with lowercase "gm" and an underline.
Stellantis logo with blue text and a circular dot pattern above the letter "A" on a white background.