Mainline Roofing is a leading roofing contractor in Williams Lake, providing high-quality metal and flat roofing solutions to residential, commercial, and industrial clients in the Cariboo region. With over 50 years of experience, we offer roofing installations, reroofing, metal roofing, flat roofing, ventilation, and custom metal fabrications. Our team of skilled employees is dedicated to providing long-lasting roofing solutions that meet the unique needs of our clients.