Portland, Oregon · Exterior Renovations

The Cornerstoneof every great home.

Roofing, siding, windows, gutters, and decking, built to last by Portland's premier exterior renovation team.

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LicensedBondedInsuredCCB #261422Portland Metro
§ 01 / Our Approach

Built on a higher standard.

At Cornerstone, we don't believe in shortcuts, and we don't believe cost should stop you from taking care of your home.

We specialize in doing the job right the first time, using proven installation methods and long-lasting products built for real protection. Every project is designed to increase your home's value and give you peace of mind.

As a locally owned company, our name is on every job, and that means we stand behind our work, and work with you to make the project make sense.

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§ 02 / The Trades

Five disciplines.
One trusted team.

From the ridgeline down to the deck boards, we handle every part of your home's exterior, backed by industry-leading manufacturers.

Explore our services →
i.
Roofing
→
ii.
Siding
→
iii.
Windows & Doors
→
iv.
Gutters
→
v.
Decking
→

Curious how a new roof would look on your home? Upload a photo and see it for yourself with RoofVision.

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§ 03 / What We Stand On

Four principles.
Built into every job.

Harnessed Cornerstone roofer installing shingles on a Hillsboro, OR roof
i.

Specialized Installation

Manufacturer-trained installation. Every detail to spec, every time.

GAF Timberline HDZ shingle bundles staged for installation on a Hillsboro, OR roof
ii.

Lifetime Products

Industry-leading materials with manufacturer-backed warranties.

Cornerstone Renovations logo
iii.

Locally Family Owned

Proudly serving Portland and southwest Washington.

Cornerstone estimator walking a Tualatin, OR jobsite with the crew
iv.

Affordable Solutions

Itemized bids and flexible financing options to fit any budget.

§ 04 / Selected Work

The work speaks for itself.

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No. 01

Full Exterior Renovation

No. 02

Modern Farmhouse

No. 03

Outdoor Living

Recent Projects

Fresh off the roof.

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Rafter Repair & Roof ReplacementRafter Repair & Roof ReplacementGladstone, OR · Summer 2025Roof Replacement & Deck BuildRoof Replacement & Deck BuildTualatin, OR · Summer 2025GAF Timberline HDZ Roof ReplacementGAF Timberline HDZ Roof ReplacementHillsboro, OR · Summer 2025Roof ReplacementRoof ReplacementSalem, OR · Summer 2026
Resource Hub

From the Resource Hub.

Aerial view of a Gladstone, OR roof mid-replacement with old shingles on one slope and exposed rafters on the otherCost GuidesRoof Replacement Cost in Portland, OR (2026 Guide)Roof replacement cost in Portland, OR explained by a local estimator: real ranges by material, per-square math, tear-off vs. overlay, and what drives price.August 4, 2026Ranch home in Gladstone, OR with new light blue lap siding, white gutters, and a dark gray shingle roofCost GuidesHow Much Does James Hardie Siding Cost in Portland?James Hardie siding cost in Portland: 2026 per-square-foot ranges, what a square means, HardiePlank vs. Panel vs. Shingle pricing, and the 30-year warranty.August 4, 2026Aerial view of a Gladstone, OR roof mid-replacement with old shingles on one slope and exposed rafters on the otherInsurance & ClaimsDoes Insurance Cover Roof Replacement in Oregon?Does insurance cover roof replacement in Oregon? When storm damage is covered, what adjusters look for, and how ACV vs. RCV policies change your payout.August 4, 2026
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Get Started

Ready to start your project?

Let us walk through your home and lay out the path forward. Free consultation, no obligation.

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