Allen Bontrager Carpentry - Roofing & Exterior Specialists

Allen Bontrager Carpentry is Wisconsin’s premier roofing and siding contractor, servicing Green Bay, Appleton, Shawano, and the surrounding areas. Specializing in various types of steel and shingle roofing, siding, gutters, windows, doors and more for both residential and commercial projects, our team blends traditional craftsmanship with robust work ethic. We take pride in handling large products that many are forced to avoid, thanks to our large fleet of equipment and highly trained and efficient crews. Whether it’s intricate standing seam installations or tackling barn roofs, we deliver efficient, quality service. Backed by a fully insured operation, quality pricing, and free estimates, Allen Bontrager Carpentry is your trusted choice for local construction contractors in Green Bay, Appleton, Shawano, and the surrounding areas.