Meet Our Family Providing Roofing in Littleton, CO, and Beyond

Turn to a company you can trust when you need roofing, siding, or gutter services. A1 Contracting is an A+ BBB-rated company that has developed a good name for itself over the years, performing roof repair services in Denver, CO, as well as a variety of other repairs and installations. We are trusted exterior remodelers who proudly serve both commercial clients and residential customers. You will be pleased with our quality work, affordable rates, and friendly services.

Nate Benninghoven and family

Nate Benninghoven & Family


Doug Benninghoven

Our founder and owner has been roofing since the 1970s. He is an expert in all types of the roofing and siding industry, and is proud to lead a great team.


Nate Benninghoven (Son)

Following in his father’s footsteps, Nate joined the team as a general manager for A1 Contracting. He runs a tight ship and ensures 100% customer satisfaction.


Contact us to get started on your next exterior remodeling project. Whether you are interested in new roofing in Littleton, CO, for your home or need a new roof for your business, you can rest assured that our specialists will be able to assist you. You can call us at (303) 503-2576 to ask questions about exterior remodeling in Denver, CO, or have us come to your location to provide you with a free estimate for our repair services.