Rock Gate Partners
Rock Gate Partners is a private equity investment firm based in Chicago, Illinois, founded in 2006. The firm specializes in investing across a diverse range of sectors, including engineered products, infrastructure, manufacturing, organic and specialty food and beverage, agricultural products, specialized business services, value-added distribution, and e-commerce. In addition to its investment activities, Rock Gate Partners provides services for principals, advisors, institutional partners, and family office partners, focusing on fostering strong partnerships and strategic collaborations within the investment landscape.
Top Regions
Top Stages
2 past transactions
H3 Manufacturing Group
Acquisition in 2025
Provider of assembling, finishing and fabrication services intended for the aerospace and defense, medical, electronic retail, agriculture and energy industries. The company offers CNC machining, and assembly, in conjunction with paint and powder coating capabilities that complement laser cutting, fabrication and complex welding, thus helping clients cut down on secondary operations and increase productivity.
Auto Body Toolmart
Acquisition in 2018
Auto Body Toolmart is a manufacturer and distributor located in Elgin, Illinois, specializing in equipment, tools, and supplies for auto body repair shops, technical schools, and automotive enthusiasts. Operating under the Whitewater Brands umbrella, the company offers a comprehensive range of approximately 87,000 products, including automotive tools, body shop supplies, paint booths, frame machines, and various automotive paint and repair products such as spray guns and air tools. With a customer base exceeding 200,000, Auto Body Toolmart is dedicated to serving the automotive repair industry and related markets through effective marketing channels.
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