About Us

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Welcome to DSA Precision Inc. Roofing, Siding, Windows, and Gutters! Since 1999, DSA Precision Inc. has established itself as one of the largest and most trusted exterior improvement companies in the Northwest. In an industry that focuses on customer service and quality, DSA Precision Inc. exemplifies these attributes in everything that they do. Obvious throughout the company is the highest standard of integrity, teamwork, quality and class. Committed to professionalism and quality of work, DSA Precision Inc. has the knowledge and experience to handle your Roofing, Siding, Windows, and Gutters needs.

Luis Calderon, our project manager, will be happy to meet you and discuss your options for improving your home, and our specialty is making it happen with little or no out of pocket expense to you! We specialize in insurance claims and help you get what you are entitled to from insurance! We act as a free lawyer service to you!

We offer a 5 year warranty on all over our labor! The materials come with the warranties that are assigned by the manufacturer. For example, the new shingles we put on, are 30 year architectural shingles, and come with a 30 year warranty!


 Luis Calderon CEO







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