About Us

Your Choice For Commercial Roofing

SQI, Inc. was founded in 1972 and is located in Mukilteo, WA. We serve the greater Puget Sound area and we are strictly a commercial roofing contractor

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Who We Are

Quality From A Company You Can Trust

SQI Roofing is a full-service commercial roofing company serving the greater Seattle, Bellevue, Everett, and Kirkland areas of Washington for more than 45 years.

We specialize in commercial, industrial, and multi-residential roofing. Our services range from new installations, re-roofing projects, retrofits, and roofing system re-designs.

Our Vision

Finest Quality Commercial Roofing

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Exceeding Customer Expectation

Our goal is to build our company from satisfied customer referrals. In order to accomplish this we will provide you with the finest commercial roofing solutions at an affordable price.

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Modern Technologies

We use the finest quality products from Firestone Building Products, Fibertite Intelligent Roofing Solutions, Carlisle Syntec Systems, and follow the National Roofing Contractors Association definition of quality.

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Professional Teamwork

Our team not only has years of experience in commercial roofing but has worked together to maintain a professional working environment. The result provides you our customer with a team you can rely upon to get the job done right with a professional attitute.

Our Misssion

Service, Quality, and Integrity

SQI Commercial Roofing Services

We are long-time licensed roof applicators for Firestone Building Products, Fibertite, and Carlisle SynTec.

New Construction

We work with major developers and architects to provide the high quality roofing new and reconstruction projects need. We have the experience necessary to provide realistic estimates and time-frames for large scale jobs.

Maintenance And Repair

We can take care of all your maintenance and repair needs. If you have a leak, give us a call. We will get one of our leads out there as soon as possible to assess and repair the damage. We also provide cleanings and inspections.

Re-Roofs Replacements

We are long-time licensed roof applicators for Firestone Building Products, Fibertite, and Carlisle SynTec. These three key industry leading manufactures provide the highest quality roof replacement materials.