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DetroitTopRated / Siding / Grennan Construction

Grennan Construction

Name: Grennan Construction
Telephone: (248) 694-8780
Rating: 4.8

★★★★½ 4.8 · 251 Google reviews · 917 Orchard Lake Rd

#23 in Siding

Rankings updated July 2026 from Google ratings and review volume

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917 Orchard Lake Rd, Pontiac, MI 48341, USA

Call (248) 694-8780 Visit website

Why Grennan Construction ranks here

Grennan Construction holds a 4.8 star average across 251 Google reviews, which places it at #23 for siding in Detroit on our rankings. Positions come from verified public ratings and review volume, refreshed monthly. See the full list on the Siding rankings page.

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