Your Trusted Siding, Roofing, Decking, Windows, Exterior Contractor in Sedro-Woolley, WA

Trusted for Over 450 verified 5 star reviews and 1750 + jobs

Alpine Siding Pros serves Sedro-Woolley, WA with professional roofing, siding, window, and decking solutions. With two decades of Pacific Northwest expertise, we deliver durable installations, advanced waterproofing, and courtesy rot repair. Rely on clear estimates, proactive communication, and skilled craftsmanship engineered to withstand Sedro-Woolley’s mountain-valley climate and local weather extremes.

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Why Choose us

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Our top-rated siding company specializes in James Hardie siding, siding replacement, and exterior upgrades for lasting durability and curb appeal.

James Hardie’s Highest Performing Contractor for Over 2 Decades – With Hundreds of Jobs to Prove it!
Lead Certified & Tyvek Certified
Backed by a 25-Year Workmanship Warranty – Best in Town GUARANTEED!
The ONLY Exterior Company in Whatcom County with a Full Showroom
Proud Partner of Hover – Bringing Your Home’s Vision to Life with 3D Design Tools
A Perfect 5-Star Rating on BBB, Google, Yelp, GuildQuality, Angi & More
We Support Local – Volunteering, Charity Work & Investing in Our Community

A REPUTATION OF EXPERIENCE, QUALITY, AND TRUST

Washingtons Elite Preferred James Hardie Siding Contractor
Serving Whatcom and surrounding counties for over 22 years!

Top-Rated Siding Company Bellingham, WA
Siding Contractors Bellingham

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Our Services

Reliable Roofing Solutions in Sedro-Woolley

Alpine Siding Pros installs high-performance asphalt shingles and standing-seam metal roofing built to resist Sedro-Woolley’s heavy snow, spring rains, and wind gusts. Our certified crews conduct a full deck inspection, apply marine-grade underlayment, and seal all flashings with corrosion-resistant sealants to prevent leaks and ice dams.

We begin each roofing project with a structural evaluation to uncover hidden rot or framing damage—courtesy rot repair is available at a nominal fee. Backed by manufacturer warranties and our on-time completion guarantee, your new roof will protect your home and boost curb appeal for decades.

Precision Siding Installations in Sedro-Woolley

Refresh your Sedro-Woolley home with low-maintenance vinyl, fiber cement, or engineered wood siding. Our installers align trim with laser accuracy, install continuous waterproofing membranes, and caulk every seam to block moisture, drafts, and pests in the valley-foothill environment.

Each siding project begins with substrate and sheathing inspections. By pairing premium materials with advanced moisture-barrier techniques, we deliver an energy-efficient, mold-resistant exterior that endures UV exposure and temperature swings—elevating both longevity and aesthetic appeal.

Energy-Efficient Window Solutions for Sedro-Woolley Homes

Upgrade to ENERGY STAR®-rated double- and triple-pane vinyl or fiberglass windows. Alpine Siding Pros takes precise measurements and uses high-performance sealing to eliminate drafts, reduce condensation, and improve thermal performance in Sedro-Woolley’s variable weather.

We assess existing frames and flashing before carefully removing old units, then perform a meticulous cleanup. Enjoy lower utility bills, superior soundproofing from valley winds, and panoramic views of the North Cascades.

Custom Deck Designs for Sedro-Woolley Properties

Extend your outdoor living space with a bespoke deck from Alpine Siding Pros. We design and build decks using pressure-treated lumber, moisture-resistant composite boards, or marine-grade hardwoods rated for mountain moisture. Our crews follow local code for correct joist spacing, ledger attachment, and drainage.

From single-level platforms to multi-tier entertainment decks, we select corrosion-resistant fasteners and low-maintenance finishes. The result is a safe, durable deck that enhances your Sedro-Woolley home’s value and provides years of enjoyment.

Why Alpine Siding Pros Excels in Sedro-Woolley

Alpine Siding Pros combines 20 years of regional expertise with an intimate understanding of Sedro-Woolley’s mountain-valley climate and architectural character. Our Bellingham-based team partners with Washington suppliers to source premium roofing, siding, window, and decking materials—ensuring rapid turnaround and local support. We deliver transparent bids, manufacturer-backed warranties, and community-focused service, completing every exterior project on time, on budget, and built to last.

Mastering the Building Envelope

We treat your home’s exterior as one cohesive system—coordinating roofing, siding, windows, and decking to work in harmony against moisture and air infiltration. Our crews install high-performance vapor barriers, precision flashings, and premium sealants at all critical junctions. By inspecting and reinforcing underlying sheathing and framing, we prevent rot and mold before they start, maximizing energy efficiency and indoor comfort year-round.

Transparent Pricing & Courtesy Rot Repair

Integrity is our foundation. At Alpine Siding Pros, rot repair is quoted separately as a courtesy—charged only when hidden decay is uncovered. Every estimate clearly line-items materials, labor, and any remediation so Sedro-Woolley homeowners never face surprise fees. This transparency lets you budget confidently and ensures your project stays on schedule and on budget.

Local Partnerships & Community Commitment

As a locally owned Bellingham contractor serving Sedro-Woolley, we partner with Washington-state manufacturers and suppliers—supporting the regional economy while securing premium materials. Our crew lives in the communities we serve, understands local codes and permit processes, and respects neighborhood character. From small repairs to full recladding, we communicate openly, adhere to timelines, and treat your property with care—building lasting relationships one home at a time.