Grennan Construction, a family owned and operated Exterior Remodeling & Painting business based in Pontiac, MI, is a welcome change from the typical contracting company. We have built our business on our ability to take an unbiased, consultative approach to helping homeowners understand all the important details of making a successful construction investment. By educating homeowners on the entire process – from the initial inspection and estimate to the completed project checklist and walk-through – we provide peace of mind of a project done the right way.
Our Mission: To help home and business owners make educated decisions regarding their construction projects and to maximize the value of those projects by completing them with trust, integrity, professionalism, and quality, while delivering exceptional customer service.
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