3821 South Road Mukilteo, WA 98275 (425) 348-0115 info@sqiinc.com

Your Choice For Commercial Roofing

SQI, Inc. was founded in 1972 and is located in Mukilteo, WA. We serve the great State of Washington and we are strictly a commercial roofing contractor

Who We Are

Quality from A Company You Can Trust

SQI Roofing is a full-service commercial roofing company serving the great State of Washington for more than 45 years.

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



Our Vision

Finest Quality Commercial Roofing 

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.

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.

Professional Teamwork

Our team has years of experience in commercial roofing working together to maintain a professional environment. The result provides our customer with a team you can rely upon to get the job done right with a professional attitute.


Our Misssion

About Us

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.

Working With Us

We are more than commercial roofers

We are customer focused with a passion for quality.

SQI Inc. Commercial Roofing

Our Company Always Improving

Our Team

Service, Quality, and Integrity

John Fortune

John Fortune


Amber Hamilton

Amber Hamilton

Project Manager

David Hoskins

David Hoskins

Project Estimating

Allow Us To Prove It!

We will provide a free quote on your project in a timely manner.
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