GRP Mechanical Co. Inc. is a leader in piping systems, high temperature vessels, commercial plumbing, heating and air conditioning installation and sheet metal fabrication.
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The Grp Inc annual revenue was $21.4 million in 2026.
2 people are employed at Grp Inc.
Grp Inc is based in Clear Lake, Iowa.
The NAICS codes for Grp Inc are [5622, 56221, 562, 562211, 56].
The SIC codes for Grp Inc are [49, 495].