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The Best Seattle Washington Commercial Roof Replacement Contractors

Diamond Roofing and Construction has been Seattle, Washington’s premier commercial roof replacement contractor for many years. We work hard to ensure our clients receive the highest quality of service possible, and our team always goes above and beyond to deliver outstanding results. Our team is well versed in all aspects of commercial roofing, from installation to maintenance. With a deep knowledge of local building codes and regulations, our skilled Seattle Washington commercial roof replacement contractors can provide you with the most effective solutions for your needs. We are committed to creating strong relationships with each of our customers by offering them personalized service that fits their individual goals. Our experienced professionals will work closely with you throughout the process to make sure that everything goes as planned so you get the best value for your money.

We understand the importance of keeping businesses running safe and sound, and our commitment to you is that we will provide top quality workmanship with a courteous attitude. We’re proud to be the go-to Seattle, Washington commercial roofing contractor for businesses looking for reliable service at competitive prices. From flat to steep sloped roofs, we can handle them all! Our skilled technicians use only the highest quality materials available when replacing a commercial roof, ensuring that it can withstand Seattle’s unpredictable weather patterns. Additionally, our commitment to customer satisfaction means that we will strive to deliver a completed project on-time and within budget. Contact us today and let us help keep your business running in tip-top shape!

Years In Business
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Roof Replacements
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Roof Repairs
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Commercial Projects
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Your Trusted Seattle Commercial Roof Replacement Experts

At Diamond Roofing and Construction, we understand that Seattle businesses rely on their roofs to protect their investments. That's why we put our extensive experience in providing the most reliable commercial roof replacement for our clients. With extensive industry experience, our highly-skilled team is uniquely qualified to provide you with the best Seattle commercial roof replacement solutions available. Our commercial roofers offer a wide range of services including complete tear offs and replacements as well as partial repairs and re-roofings. We use the most reliable materials from trusted manufacturers so you can rest assured that your new roof will stand up to even the harshest weather conditions for many years to come.

At Diamond Roofing and Construction, customer satisfaction is our top priority. Our roofing technicians go the extra mile to ensure that your project is completed professionally and on-time, every time. From start to finish we provide our clients with personalized attention and exceptional service, so you can trust that you’re getting the best Seattle commercial roof replacement that will be done right the first time. Contact us today to get started!

Premium Quality

Your home is one of your most important investments, and your roof is the main protection from all the Seattle rain that we get here. Make sure your roof is in great shape by calling in the experts at Diamond Roofing.

On Time

We respect your time and when we make an appointment, we will be there on time. We also complete our projects to the schedule that we have agreed to and work to minimize the disturbances to you and your family.

Competitive Prices

Our experienced team can discuss with you the various roofing options you have to ensure that we can stay within your budget. While our highest priority is quality, we are also highly competitive in terms of project cost.

Licensed and Insured

Not only are all of our professionals highly trained and experienced, we are of course fully licensed and insured so you can trust that our work will be of the highest standard.


We gladly offer a 10 year guarantee on new and replacement sloped roofs, 20 years on flat roofs, and up to a 5 year guarantee on repairs! We are confident in our work and therefore stand behind its quality!

Customer Service

We are customer focused and are only successful due to our many happy customers. Communication is extremely important and we ensure that your concerns are addressed throughout the process and that you are always in the loop.
Our 4 Step Seattle Roofing Process
Free Consultation and Quote

We will examine your roof and talk with you to determine the scope of work and choice of roofing materials and provide a timely quote.

Agree on Scope and Schedule
We will work with you to finalise the scope of the project and determine a schedule that works for you.
Complete the Project

We will complete the project to the agreed upon schedule, while providing you with status updates and check-ins along the way.


After a thorough cleanup, we will do a complete post-inspection of the roofing project to make sure everything is top quality and completed to your expectations.

Reviews! Our Customers Love Us!

At Diamond Roofing and Construction Customer Service is our number 1 goal!  Check out some of our great 5 star reviews below and many more from the various Marketplaces!

See More of our 5 Star Reviews!
Frequently Asked Questions

This is probably the most frequent question we are asked, and the answer really depends on the specifics of your roof and what roofing system you will use to replace your roof. Rest assured that we

We will work with you to ensure that the disruption to you and your household is minimized. Roof tear-off and installation can be a noisy and dirty job, but rest assured that we will minimize the impacts as best as possible.

A great roofer can be found by starting with searching out those roofers with excellent reviews, both online, and through people you know. From there, meeting with a few and talking through their process and receiving a quote should give you not only a good idea of what kind of business they run, but a feeling of confidence in their skills and abilities.

There are a number of good options for the weather we have in the Pacific Northwest. By far the most common is composition (asphalt) shingles, but metal roofs are becoming ever more popular. If you have a flat or low angle roof you will need to look at flat roof solutions like TPO. Diamond Roofing will help guide you to the best options for your roof!

This is a common question here in the Pacific North West due to all the rain we get for what seems like 6 months straight! The answer is, that there are only certain steps in the roof replacement process that requires it not to be raining. Specifically, during the tear-off of your old roof is the only time your home is potentially exposed to rain. Once we have installed the waterproof underlayment, which can be done quickly, your home is waterproof once again. Diamond Roofing will make sure your home is fully protected from rain during your project.

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Service Areas Include
  • Seattle
  • Everett
  • Tacoma
  • Kirkland
  • Bellevue
  • Sammamish
  • Issaquah
  • And Many More!

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