KLAM Construction LLC is trusted by Happy Valley & Portland, OR homeowners and homebuilders alike. Boasting 20 years of roofing experience, our able team is proud to offer: 10-year workmanship warranties, Competitive pricing, and Free estimates.

We are a family owned and operated company serving our neighbors in the Portland Metro and Vancouver areas - from Salem to Longview. Our goal is to provide you with the quality of service we would use for our own homes while using only the highest quality products. If you’re reading this, you have a crawl space that doesn’t meet... Read More about Dr. Crawlspace