aBOUT O'Neil Custom Exteriors LLC

Trusted Exterior Craftsmanship, Built on 30+ Years of Experience

O’Neil Custom Exteriors LLC is a locally owned and operated exterior contracting company proudly led by Ben O’Neil. As the founder and owner, Ben has spent more than three decades mastering his trade and building a business centered on integrity, skill, and community trust.


We are proud to be a family-focused company with deep roots in Western Washington, offering expert exterior solutions to homeowners, builders, and businesses that want long-lasting quality, dependable service, and professional craftsmanship from a contractor they can trust.


Meet the Owner

Ben O’Neil brings 30+ years of professional experience specializing in:

  • Siding installation, repair, and replacement
  • Exterior remodeling and home exteriors
  • Custom deck design and construction
  • Fence and gate installation
  • Railing, trim, and finishing work

Ben’s career and passion have always been in exterior improvement—helping homes and buildings look better, last longer, and offer more safety, comfort, and value. His leadership ensures every project meets the highest standards for precision, durability, and aesthetic excellence.

What Sets Us Apart

O’Neil Custom Exteriors LLC was built on a foundation of:
✅ Unmatched experience in exterior trades
✅ Hands-on leadership from the owner on every job
✅ Customized design and repair solutions
✅ Reliable installations built for the Pacific Northwest climate
✅ A commitment to serving neighbors, not just customers


Unlike large, volume-driven contractors, our business remains rooted in providing personalized service, tailored builds, and repair capabilities that solve real long-term problems for homes and properties.


Serving Our Local Communities

We proudly serve:

  • Lewis County
  • Thurston County
  • Mason County
  • Cowlitz County


As local contractors, we understand the region’s weather, building needs, style trends, and materials that perform best in rain-heavy and moisture-rich climates. Every build and installation is selected and installed with longevity in mind.


Our Mission

Our mission is simple:

To design, build, install, and repair exterior features that protect, improve, and enhance the homes and properties of the community we love.

We take pride in doing work that lasts, using industry-trusted products, and delivering results that elevate your home’s appearance, security, accessibility, and structural performance.


Free Estimates & Honest Advice

We believe strong projects begin with informed decisions. That’s why we offer:
📍 Free, no-pressure, transparent estimates
📍 Professional recommendations based on 30+ years of experience
📍 Clear communication and trusted guidance from start to finish


Whether you're planning new construction or repairing existing exteriors, decks, fences, railings, or trim, we’re here to help.


Ready to start your exterior project?

Call today and discover the difference that 30+ years of experience, owner-driven craftsmanship, and local care can make for your home.

(360) 239-5189