About us

Cousins Roofing, Siding & Decks proudly serves homeowners in Washington, PA, with professional roofing, siding, and decking services. As a family-owned and operated business with over 100 years of craftsmanship, we’re dedicated to delivering top-quality results and outstanding customer care on every project.

Our skilled team provides expert roof installation, repair, and replacement, durable siding solutions, and custom-built decks that enhance your home’s beauty, protection, and value. We use only high-quality materials and proven construction methods—backed by a lifetime workmanship guarantee—so you can trust your investment will last for years to come.

At Cousins Roofing, Siding & Decks, we believe in honest communication, fair pricing, and doing the job right the first time. Whether you’re improving curb appeal, fixing storm damage, or creating an outdoor space to enjoy year-round, we’re here to help. Contact us today to schedule your free estimate and experience the difference of working with the Cousins.