Alpha Developers | General Contractors & Roofing in Seattle, WA 98168

As a general contracting firm, we manage a wide range of projects including construction management, design-build, renovations, and commercial construction. Our services cover roofing, framing, and window and door installations, tailored to both residential and commercial clients in the Seattle area.

In Seattle's damp climate, roof algae stains and granule loss are frequent concerns. We use proven techniques and quality materials to prevent and repair these issues, including proper ventilation, algae-resistant shingles, and thorough inspections to maintain roof integrity and longevity.

With over 12 years of experience, we emphasize safety, craftsmanship, and open communication. As a fully licensed, bonded, and insured firm, we focus on community engagement and tailored solutions, ensuring projects are completed with professionalism and attention to detail.