Warner Commercial Roofing LLC

Warner Roofing Inc. is Northeast Wisconsin’s premier flat roof specialist company with over 30 years of experience with flat roofs.

We hold ourselves to the highest standard and use butane by Duro-Last Roofing, Inc, manufacturer of the Duro-Last roofing system.

Our professionals can install your flat roof and back it with the best warranty in the industry – a 20 year, No Dollar Limit warranty that is transferable and has no exclusions for ponding water.

Not only do we have the best warranties in the industry, our green roofing system is energy efficient and will help cut your ongoing expenses.

Warner Roofing Inc. is family owned and operated.  We are headquartered in Appleton, Wisconsin and service all of Wisconsin..

Since our inception in 1997 we have continued to exceed our customers’ expectations.  Owner of Warner Roofing Inc., Steve Warner, has over 40 years of experience installing flat roofs using the Duro-Last system.

Warner Roofing Inc. is committed to be the leader in the roofing industry; to be recognized as the top flat roof specialist in the area, providing the best roofing system, and to exceed our customers’ expectations.  We will sustain the achievement of this mission through complete dedication to the founding principles of our company: Integrity, Quality, and Innovation.