GEM Inc. is a specialty contractor offering a broad range of services designed to improve the performance of your process and facility-related investments.

GEM Inc. is a specialty contractor offering a broad range of services designed to improve the performance of your process and facility-related investments. Founded in 1982, GEM has become the region's leading single-source contractor, consistently ranked among the Engineering News-Record's top 600 Specialty Contractors.
GEM Inc. is headquartered near Toledo, Ohio, with offices near Cleveland, Detroit and Lima, Ohio. While the majority of our work occurs in the mid-west, we've teamed with seven other best-in-class specialty contractors from across the nation to strengthen our ability to work anywhere in the continental United States.
GEM has the staffing and expertise to successfully execute projects of all sizes and levels of complexity, including:
GEM directly employs craftspeople from all major trades instead of hiring multiple subcontractors. This "self-perform" capability ensures consistent quality, smooth execution and the fastest possible response time for every project.
Our self-perform trades include:GEM Inc. is a specialty contractor offering a broad range of services designed to improve the performance of your process and facility investments.
We take pride in our industry-leading safety performance. Find out how your contractor's safety program can impact the success of your project!
HVAC: (419) 720-2700
Construction: (419) 666-6554