Weather Resistant, Energy Efficient Products:
Uncompromised Service:
With our new metal roof and siding, our home looks new again! Thanks to Alcor, we have a beautiful home to retire in.
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Custom Metal Roof Installation, Grand Rapids, MI

The professionals at Alcor have been providing the best in exterior home improvements for over 60 years. Whether you are building a new home or looking for the best in home improvements, Alcor specializes in expert installations of durable siding from Mastic and Certainteed, energy efficient replacement windows and doors from Simonton and Polygem, beautiful three season porches, and weather resistant shutters, metal roofs, and awnings.

Our goal is to update your residence or summer home with high-quality materials, fast, efficient, guaranteed workmanship, and knowledgeable, personal service. We built our family business on referrals and repeat business from across West Michigan.