Grace Consulting Inc.

August 10, 2023

As the largest privately-held stack testing company, GCI (Grace Consulting, Inc.) provides exceptional air sampling services to clients nationwide. Since 2000, our employee ranks have grown as well as our number of field technicians, large fleet of mobile monitor laboratories, QSTI Crew Chiefs and Project Managers. With offices in Ohio, Indiana, North Carolina, and Missouri, our crews are easily mobilized to any location.


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North Central Ohio HQ

Serving the Ashland, Wooster, and Mansfield, Ohio area

1171 E. Main St, Ashland, OH 44805
(419) 496-4212
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Northwest Ohio Growth Center

Serving the Tiffin, Fremont, and Findlay, Ohio area

19 W. Market St, Ste E
Tiffin, OH 44883
(419) 443-8358
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Northeast Ohio

Serving the Medina, Brunswick, Alliance, Canton, and Akron, Ohio area
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