This allows us to give excellent service and provide excellent workmanship. Lampmann Roofing services customers all the way from a chain of grocery stores in Texas to grain elevators within 30 miles of Canada. We have completed projects on a manufacturing plant that was 130,000+ square feet in size all the way down to a flat roof on a sweet 88 year old’s porch. Lampmann Roofing . Midwest Roof Restoration