Reliable Roofing Professionals

Duro-Last® has been the industry leader in producing custom-fabricated single-ply roofing systems, by designing each roof to fit building specifications exactly and manufacturing it under controlled factory conditions.


Please visit our photo gallery to see before and after photos of roofing projects and watch a video demonstrating how we install a Duro-Last® roof.


McDermott & Son Roofing moved to Duro-Last® Roofing System in 1996, continuing our long-standing tradition of providing quality roofs for our customers. We are proud to be a contractor for the Duro-Last® company and provide a warranty for all of our roofing projects. We also offer annual inspections and a maintenance agreement.


McDermott & Son Roofing uses Duro-Last® Roofing materials manufactured in the USA, including a plant in Sigourney, Iowa. 

Individualized Roofing Options

We provide a full consultation to explain the available options so that you can choose the roofing plan that’s right for you. We will work with you and adhere to your personal needs and stay in contact through the whole project.

Satisfaction Guaranteed

We strive to save you both time and money by combining roofing knowledge, the highest quality materials, and a dedication to delivering exceptional service. We will not leave the job until it is finished and you are satisfied with the results.

Corporate Inspection

Commercial Duro-Last® roofs installed by McDermott & Son Roofing are inspected by a Duro-Last® Technical Representative, insuring a top-quality installation. The Duro-Last® corporate office will issue a warranty after the inspection is complete. Contact us at (712)243-2981 for more information about residential roof warranties. You can be assured to receive the world’s best roof from McDermott & Son Roofing.

McDermott & Son Roofing Company

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