Pinnacle Contractors

Custom Windows

Your trusted partner for exceptional custom window carpentry, personalized design, and expert craftsmanship in Portland, Oregon.
Expert Craftsmanship
Personalized Attention
Permits & Inspections Managed
Excellent Customer Service
Transparent Pricing
Custom Designs
Licensed, Bonded, Insured
Positive Reviews

Pinnacle Contractors

Custom Closets

Your trusted partner for exceptional custom carpentry, personalized design, and expert craftsmanship in Portland, Oregon.
Expert Craftsmanship
Personalized Attention
Transparent Pricing
Permits & Inspections Managed
Custom Designs
Best Customer Service
Positive Reviews
Licensed, Bonded, Insured

Pinnacle Contractors

Custom Windows

Your trusted partner for exceptional custom window carpentry, personalized design, and expert craftsmanship in Portland, Oregon.

Custom Windows Designed & Built for You

Pinnacle delivers custom windows that enhance your home’s style, energy efficiency, and long-term durability. Each unit is measured with precision, built to handle Portland’s moisture-heavy climate, and installed by seasoned pros who ensure a tight, weather-resistant fit. Whether you need modern picture windows, classic wood frames, or specialty shapes, we craft solutions that improve comfort, curb appeal, and overall home performance.

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Why Choose Pinnacle for Windows?

Homeowners choose Pinnacle because we make the process straightforward with clear communication, transparent paperwork, and zero guessing about scope, timelines, or next steps. Our team brings expert craftsmanship to everything from simple retrofits to complex structural tie-ins, and we’re the ones you call when things get tricky: rot repair, out-of-square openings, and clean siding integration. With flexible payment methods and financing options available, we make high-quality work easier to move forward on.

Pinnacle Contractors Below Deck Outdoor Living Space
Pinnacle Contractors Second Floor Wood Deck

Windows We Install

  • Window replacement (retrofit or full-frame): precise measurement, removal/disposal, sill pans, flashing, WRB integration, low-expansion foam insulation, interior trim/paint-ready finish.
  • New window openings: design + layout, header sizing with engineer as needed, framing, sheathing, weatherproofing, exterior siding/trim, drywall repair.
  • Style upgrades: single/double-hung, casement, awning, slider, picture, bay/bow, garden windows; egress windows for bedrooms (code-compliant).
  • Material options: vinyl, fiberglass, wood, aluminum-clad—matched to your budget, maintenance goals, and architectural style.
  • Moisture & rot remediation: replace compromised framing, repair sills/jambs, correct failed caulking or flashing.
  • Portland-smart installs: Our rainy PNW climate demands meticulous flashing and drainage details. We build for long-term performance, not just a quick fit.

Popular Window Projects 

Pinnacle Contractors builds custom windows with durable, high-end materials designed to hold up under daily use. 

  • Whole-home window replacement for energy upgrades
  • Living-room picture + flankers (casements) for light and airflow
  • Kitchen awning over sink; bath tempered-glass privacy units
  • Basement egress window (code) with well/liner and drainage

Frequently Asked Questions

Pinnacle Contractors technical craftsmanship

Our Custom Window Process

    1. Consultation & Measure: discuss goals (light, ventilation, noise, efficiency), evaluate existing conditions.
    2. Proposal & options: clear scope, line-itemed pricing, timeline, and product recommendations (U-factor/SHGC appropriate for PNW). 
    3. Ordering & scheduling: lead-time updates and delivery coordination.
    4. Preparation: protect floors/landscaping; verify rough openings.
    5. Installation: level, square, shim; sill pan & full flashing system; insulate & air-seal; interior/exterior trim.
    6. Quality
    7.  check & cleanup: operation check, screens/stops, disposal of debris.
    8. Final walk-through & easy payment/financing: Function checks, adjustments, homeowner care guide,  and easy follow-up.
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Client Testimonials

Our 5-star rated services have earned us a reputation as one of the leading general contractors in the area, and we are proud to serve our community with the highest level of quality and professionalism.
5
Based on 26 reviews
  • Fantastic time working with Andrew and his team from Pinnacle. Excellent communication, on time scheduling (if not a little ahead), professional, great attention to detail. I was getting a massive... read more

    Seth C.
    July 15, 2025

    Andrew and his team are on top of it when it comes to everything I asked about a remodel. Give them a call for anything.

    MICHAEL
    July 5, 2025

    When we realized there was a structural issue in our attic, Andrew worked with our structural engineer to make a plan for how to fix it, and he and Irvin... read more

    David M.
    July 5, 2025
  • Working with Andrew at Pinnacle Contractors has been a pleasure. He & his crew have kept me informed of each phase of the rebuild and any modifications or delays... read more

    Sharon B.
    June 5, 2025

    Andrew and his team are amazing. They communicated with me every step of the way. The showed up on time and cleaned up before the left every day. I would... read more

    Jake F.
    June 5, 2025

    Andrew and his team did a great job on both of the projects at our house. Andrew's communication was great. His team was hardworking, on time, and cleaned... read more

    Julie L.
    May 5, 2025
  • Andrew with Pinnacle Contractors is an uncommon find in the world of contractors! He will give you the honest truth about what needs to be done, and done right... read more

    Dana B.
    October 5, 2024

    Just completed a renovation from the ice storms in January. Andrew came highly recommended by the risk mitigation team. House had 50 leaks from frozen pipes and Andre had... read more

    Nick A.
    September 5, 2024

    We had a debacle on our hands and Pinnacle bailed us out. We had a massive monstrosity of a double fireplace surrounded by truck loads of brick gobbling up 80... read more

    Alissa H.
    September 5, 2024

Don't wait - get it done today with convenient financing options available for every project!

Pinnacle Contractors proudly offers financing for all of our projects, including 0% interest for 18 months on approved credit! Don’t stress about fronting the cost of your repairs or dream vision–we’ll help you make it happen. Contact us to learn more about our financing options.
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