G
Grennan Construction
Pontiac, Michigan 48341
25+ years in business
4.8(245 reviews)
About Grennan Construction
Grennan Construction is a roofing professional serving Pontiac and surrounding areas in Michigan. With a 4.8-star Google rating based on 245 reviews (as of August 13, 2026), they are one of the top-rated roofing services in the area. Contact them today for reliable roofing services.
Description generated from available business data.
Business Hours
Open 24 hours—
Contact & Location
- Address
- 917 Orchard Lake Rd, Pontiac, MI 48341
- Phone
- +1 248-694-8780
- Website
- grennanconstruction.com
- Location
- Pontiac, Michigan 48341
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Contact
Call +1 248-694-8780Visit WebsiteView on Google MapsOpen 24 hours
Last verified: August 29, 2026