What Sierra Pacific Windows does

Sierra Pacific Windows is a privately-held building products manufacturer and division of Sierra Pacific Industries (SPI), a California corporation with origins in Pacific Northwest timber. Founded in 1990 and headquartered in Red Bluff, California with 1,001-5,000 employees, the company designs and manufactures residential, commercial, and architectural windows and doors, plus timber curtain wall systems. Its core product portfolio spans 14+ window styles (casement, awning, single/double hung, horizontal slider, direct sets, bay & bow, bi-fold, multi-slide plus) and door styles (swinging, sliding, bi-fold, multi-slide plus, lift & slide, pivot), offered in aluminum clad, all-wood, H3 Fusion Tech, and vinyl materials. Differentiated technology includes the patented H3 window platform (covered by 4 US patents and 1 Canadian patent), Westchester window technology (US Patent 10,961,748), timber curtain wall systems with DP70 structural rating and ASTM-tested air/water infiltration performance, CoreGuard Plus wood treatment, and TrueWarm Edge polymer foam spacers for thermal efficiency.

The company monetizes primarily through one-time hardware sales of manufactured windows, doors, and wall systems, plus a smaller stream of replacement parts sold through a Parts Center in Medford, Wisconsin. Pricing is quote-based rather than list-priced, reflecting extensive customization across 50+ exterior cladding colors and 8 wood species. Go-to-market combines three coordinated motions: (1) a channel network of 600+ dealers, distributors, and company stores across the US and Canada supported by a dealer portal and marketing services; (2) enterprise field sales via the Architectural Services Group and dedicated Architectural Consultants working directly with architects and builders on commercial projects up to five stories; and (3) event-driven demand generation at industry trade shows such as NAHB International Builders' Show. Commercial and architectural customers include university installations (Oregon State, University of Idaho, UMass Amherst, Vanderbilt), government facilities (Livingston County Justice Center), multi-family housing (New Avenue Apartments), hospitality (Sundance), and major real estate developers (Nationwide Realty Investors). International sales extend across 28+ countries spanning North America, Europe, Asia Pacific, Latin America, the Middle East, and the Caribbean, with notable timber curtain wall installations in the US, Canada, and Japan.

Name

Sierra Pacific Windows

Legal name

Sierra Pacific Windows, a division of Sierra Pacific Industries, a California corporation

Website

https://sierrapacificwindows.com

Company type

Private

Founded year

1990

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Sierra Pacific Windows is a privately-held division of Sierra Pacific Industries that designs and manufactures residential, commercial, and architectural windows, doors, and timber curtain wall systems, distributing through 600+ dealers across North America and 28+ international markets.

Ownership category

akta.pro rank

Product category

Window and Door Manufacturing

NAICS

Wood Window and Door Manufacturing (321911), Metal Window and Door Manufacturing (332321)

SIC

Metal Doors, Sash, Frames, Moldings & Trim (3442)

akta.pro primary industry

Windows (IMADAIAC)

akta.pro secondary industries

Storefronts, Curtain Wall & Window Wall Systems (IMADAIAG), Architectural & Building Glazing Systems (Curtain Wall/Storefront/Canopies) (IMADAHAB)

Keywords

• Wood and clad windows
• Timber curtain walls
• Window and door manufacturing
• Residential and commercial doors
• Architectural wall systems

Headquarters

HQ city

Red Bluff

HQ country

United States

HQ region

North America

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Operations, Personnel, Supply Chain, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Windows and Doors Sales: One-time purchase of manufactured windows, doors, and wall systems for residential, commercial, and architectural applications. Products sold through dealer network, company stores, and direct commercial engagements.
2. Replacement Parts: Individual replacement parts and accessories sold through the Parts Center in Medford, WI. One-time transactional purchases.
3. Dealer Marketing Services: Marketing portal and materials provided to dealers as part of the dealer relationship.

Pricing tiers

Go-to-market motion3 records

Distribution channels5 records

Marketing channels7 records

Core offering

Sierra Pacific Windows manufactures and sells residential, commercial, and architectural windows, patio doors, and timber curtain wall systems. The product portfolio spans Casement, Awning, Single/Double Hung, Horizontal Slider, Direct Sets, Bay & Bow, Bi-Fold, and Multi-Slide Plus windows, alongside Swinging, Sliding, Bi-Fold, Multi-Slide Plus, Lift & Slide, and Pivot patio doors, in Aluminum Clad, All-Wood, H3 Fusion Tech, and Vinyl material constructions. Architectural-grade timber curtain wall systems (TimberLITE 2.0 and ViewMax Plus) are offered for commercial projects up to five stories.

Product overview

Sierra Pacific Windows offers a comprehensive portfolio of residential, commercial, and architectural windows and doors. The product lineup includes multiple window styles (Casement, Awning, Single & Double Hung, Horizontal Slider, Direct Sets, Bay & Bow, Bi-Fold, Multi-Slide Plus) and door styles (Swinging, Sliding, Bi-Fold, Multi-Slide Plus, Lift & Slide, Pivot). The company provides products in various materials including Aluminum Clad, All-Wood, H3 Fusion Tech, and Vinyl. For architectural applications, Sierra Pacific offers timber curtain wall systems including ViewMax Plus (glue-laminated Douglas fir with aluminum exterior) and TimberLITE 2.0 (all-wood interior with narrow sight lines). The products serve residential replacement, new construction, commercial, and coastal applications with extensive customization options including wood species, clad colors, decorative glass, performance glass, grilles, and screens.

Differentiator

Problem solved

Functional benefit

Brands

• TimberLITE 2.0: Timber curtain wall system with all-wood interiors and structural integrity, featuring narrow sight lines and snap-together assembly.
• ViewMax Plus
• H3
• Westchester
• CoreGuard Plus

Products and services

• Casement Windows Windows with sashes hinged on the sides that swing outward in a vertical plane, providing ventilation and unobstructed views. Available in Aluminum Clad, All-Wood, H3 Fusion Tech, and Vinyl constructions.
• Awning Windows Windows with sashes hinged on the sides that swing outward in a horizontal plane, allowing ventilation during light rain. Available across material options.
• Single Hung Windows Double hung-style windows with a movable lower sash that slides vertically within the frame. Includes the Westchester Single Hung product line protected by US patent 10,961,748.
• Double Hung Windows Windows with movable top and bottom sashes that slide vertically within the frame for flexible ventilation. Includes H3 Double Hung (US patents 8,561,365; 10,077,598; 10,337,233; 10,550,624; Canadian patent 2,665,853) and Westchester Double Hung (US patent 10,961,748).
• Horizontal Slider Windows Windows with two sashes, one stationary and one operable, that slide horizontally within the frame for ventilation with minimal projection.
• Direct Sets (Special Shape Windows) Fixed special-shape windows providing large unobstructed glass expanses for panoramic views and architectural feature walls.
• Bay & Bow Windows Combination window units mulled together with ends offset at specific angles (30-45 or 90 degrees for bay; 10 degrees for bow) to create projecting exterior architectural features.
• Bi-Fold Windows Windows that fold open to create expansive openings, blurring the lines between indoor and outdoor spaces.
• Multi-Slide Plus Windows Large sliding window systems that glide open horizontally to create wide openings with minimal visual obstruction.
• Swinging Patio Doors Doors hinged to the frame that swing either into or out of the home, with single or multiple swinging panels available in Aluminum Clad, All-Wood, and Vinyl constructions.
• Sliding Patio Doors Space-saving sliding door alternatives with sliding and stationary panels, available in configurations up to four panels.
• Bi-Fold Doors Doors that fold open to create expansive openings, designed to connect indoor and outdoor spaces.
• Multi-Slide Plus Doors Large sliding door systems that glide open horizontally with multiple panels for dramatic expansive openings.
• Lift & Slide Doors Heavy-duty sliding doors with a lifting mechanism that raises the panel for smooth operation and superior weather sealing.
• Pivot Doors Contemporary doors that pivot on a central axis rather than swing, creating dramatic architectural statements.
• TimberLITE 2.0 Advanced timber curtain wall system featuring all-wood interiors, narrow sight lines, snap-together assembly with shear blocks, and pressure-equalized glazing. Designed for architectural wall systems.
• ViewMax Plus Vertical architectural wall system with glue-laminated Douglas fir interiors and extruded aluminum exteriors in 50 powder-coated colors. Carries a DP70 rating and is ASTM-tested for air and water infiltration performance.
• Replacement Parts and Accessories Individual replacement parts and accessories available through the Parts Center in Medford, Wisconsin for homeowners and service providers maintaining Sierra Pacific Windows products.

Quantifiable outcome

• DP70 rating for Timber Curtain Wall systems indicating high structural wind load performance
• +1 more outcomes

Named customers8 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration3 records

Feature5 records

Partnerships

One partnership is on record.

• Skyline ExhibitsminorGTM or Marketing Partner · 1 January 2025Skyline Exhibits designed and built the exhibit for Sierra Pacific Windows at the NAHB IBS 2025 trade show, winning a Gold award at the MUSE Creative Awards. Skyline Exhibits is a trade show exhibit design company.

Scale indicators4 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• Milgard Windows & Doors: Milgard manufactures vinyl, fiberglass, and aluminum windows and doors for residential and light commercial markets, primarily on the West Coast. Comparable to Sierra Pacific as a window/door manufacturer with regional dealer and builder relationships.
• Pella Corporation: Pella is a major private manufacturer of windows and doors serving residential and commercial markets with wood, fiberglass, and vinyl product lines. Comparable to Sierra Pacific across dealer-distributed sales, broad product portfolio, and investment in proprietary technologies.
• Andersen Windows & Doors: Andersen is the largest US manufacturer of windows and doors, offering wood, wood-clad, vinyl, and fiberglass products across residential and commercial segments. It is the most directly comparable peer given similar product breadth, dealer network, and architectural specification focus.
• Loewen Windows and Doors: Loewen manufactures high-end wood and wood-clad windows and doors for luxury residential and architectural projects. Comparable to Sierra Pacific in premium wood window positioning, dealer-based sales, and emphasis on large custom openings.
• Kolbe Windows & Doors: Kolbe manufactures premium wood and wood-clad windows and doors with extensive customization options for residential and commercial projects. Comparable to Sierra Pacific in premium positioning, customization depth, and architectural specification focus.
• JELD-WEN: JELD-WEN is a large public manufacturer of windows, doors, and related building products with broad residential and commercial exposure. Comparable in product range and channel model, though JELD-WEN serves a broader price spectrum including volume builder and home center channels.
• Western Window Systems: Western Window Systems (part of Marvin) specializes in large multi-slide and bi-fold doors and windows for luxury residential and commercial projects. Comparable to Sierra Pacific in premium large-opening door and window systems and architectural specification focus.
• Marvin Windows and Doors: Marvin manufactures premium wood, wood-clad, and fiberglass windows and doors sold through dealers and direct to builders, with strong architectural specification presence. Closely comparable to Sierra Pacific in premium wood-clad positioning, dealer channel, and architectural/commercial capabilities.
• Weather Shield Windows & Doors: Weather Shield manufactures premium wood, wood-clad, and vinyl windows and doors for residential and commercial projects through dealers and builders. Comparable to Sierra Pacific in product breadth, dealer channel, and architectural specification capabilities.
• Quaker Windows & Doors: Quaker manufactures wood, vinyl, and aluminum windows and doors serving residential and commercial markets through dealers and builders. Comparable to Sierra Pacific as a privately-held window and door manufacturer with a multi-product dealer-based distribution model.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Instagraminstagram.com/sierrapacificwindows
• Xx.com/sierrapacwindow
• Facebookfacebook.com/sierra-pacific-windows-337614362918991
• LinkedInlinkedin.com/company/sierra-pacific-windows

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sierra Pacific Windows