A global leader in the production of quality metal parts, assemblies and modules, and of fluid management systems, Martinrea International Inc. is a Tier 1 automotive supplier and supplier to other industrial sectors. As of August, 2011, the company employed over 10,000 skilled employees at 37 divisions in Canada, the United States, Mexico, Brazil and Europe.

Henze is a women owned Tier-1supplier to the automotive, marine, military/defense, aerospace, and medical industries. Henze is comprised of four separate facilities, all located in southeastern Michigan. These facilities, totaling almost 300,000 square feet, are located in Troy and Madison Heights, Michigan. All Henze facilities have obtained QS-9000, ISO-9002, and TS16949 certification along with numerous quality awards. In addition to full production stamping, welding, and assembly capabilities, Henze Machine & Tool offers full service die design, build, and repair, small to medium volume production machining, small to medium size metal fabrications, and full design and engineering services. Henze Machine and Tool offers complete prototype services as well.