Located in Niles, Michigan and Atlanta, Georgia, Grotnes Inc. is an innovative manufacturer of customized and integrated metal forming equipment mainly for the aerospace, transportation, energy and forging industries. Founded in 1898 in Chicago, the company's proven engineered solutions have been used for over 120 years and is counting expanding, shrinking, rotary roll-forming, spinning, and emission canning as its core technologies. Its service organization is equipped to support its global installed base, including full retrofits and rebuilds. Its Metal Labs is a prototyping and batch production business.