Greiman Construction Services LC - Cedar Rapids

GAF Distributors has designated Greiman Construction Services LC as a Master Elite® Contractor. This prestigious title requires us to maintain insurance, possess proper licensing, have GAF product installation training, and prove our established history of roofing in the local community. Only a select few, less than 6% of contractors, qualify as Master Elite® Contractors due to GAF’s stringent standards. When selecting us, you can trust that you are partnering with a qualified, reputable, and dependable professional contractor. Note that our site is currently referring to an outdated Iowa state database, so please refer to the Contractor Registration link when searching. Our team at GCS is dedicated to safely delivering quality projects with the latest products. We take educational courses to stay up to date with new products, accessories, regulations, and safety procedures. Our committed team works together seamlessly, creating a great experience for our customers when everyone communicates effectively.