GR Roofing is a top commercial roofing contractor in Ithaca, MI. Since 1989, our family-owned roofing business has helped many clients with their roof installation and repair needs. There is no project too big or too small for us to handle. You’ll be amazed by our exceptional customer service and commitment to roofing excellence. We offer a 10-year labor and material warranty on every roof we install. Call us now at 989-875-6616 to get a free estimate from a leading commercial roofing service in Ithaca, MI.