Western Window Systems

Name

Western Window Systems

Legal name

Western Window Systems

Website

https://westernwindowsystems.com

Company type

Private

Founded year

1959

Operating status

Operating

Headcount range

251–500 employees

Ownership category

akta.pro rank

Product category

Architectural Windows and Doors

NAICS

Metal Window and Door Manufacturing (332321), Ornamental and Architectural Metal Products Manufacturing (33232)

SIC

Metal Doors, Sash, Frames, Moldings & Trim (3442), Glass Products, Made Of Purchased Glass (3231)

akta.pro primary industry

Windows (IMADAIAC)

akta.pro secondary industries

Interior Doors (IMADAIAB), Custom Window & Door Fabrication & Replacement (HSAPAJAI)

Keywords

• Aluminum moving glass walls
• Multi-slide patio doors
• Bi-fold door systems
• Thermally broken windows
• Architectural window and door systems

Headquarters

HQ city

Phoenix

HQ country

United States

HQ region

North America

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Windows and Doors Sales: Direct sales of aluminum moving glass walls, windows, and door systems through dealer network. Products include multi-slide doors, bi-fold doors, pivot doors, hinged doors, and various window types across Classic, Performance, and Vantage product lines. One-time purchase model with customization options.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels7 records

Core offering

Western Window Systems designs and manufactures aluminum moving glass walls and windows engineered for indoor-outdoor living, organized across Classic, Performance, Vantage, and Simulated Steel product lines. Offerings include multi-slide, bi-fold, pivot, and hinged door systems plus casement, awning, fixed, and sliding windows with thermally broken aluminum frames, dual-paned low-E glass, and custom configurations from standard to massive dimensions. Products are sold through an authorized dealer network supported by design studios, a dedicated architectural sales team, and a Volume Program for production builders.

Product overview

Western Window Systems designs and manufactures moving glass walls and windows that bring indoor and outdoor spaces together. The product portfolio is organized into four distinct product lines: Classic Line (narrow profile aluminum with stainless-steel hardware), Performance Line (enhanced energy efficiency and larger sizes), Vantage Line (ultra-thin frames with thermal break technology), and Simulated Steel Line (steel aesthetic without constraints). Key products include multi-slide doors (Series 300, 600, 7600), hinged doors (Series 8900, 7900, 900), bi-fold doors (Series 9550, 7950), pivot doors (Series 980, 7980), and various window types (awning, casement, fixed, hinged, sliding). The company serves residential, multi-family, and commercial projects throughout North America, offering custom sizes, standard sets, and massive dimensions for unlimited design possibilities.

Differentiator

Problem solved

Functional benefit

Brands

• Classic Line: Aluminum moving glass walls and windows combining exceptional capability with ease of use and versatility.
• Performance Line
• Vantage Line
• Simulated Steel Line
• Skye Walls

Products and services

• Classic Line Aluminum moving glass walls and windows combining capability, ease of use, and versatility, with narrow profiles, stainless-steel rolling hardware, and standard or thermally broken aluminum construction. Sold through the dealer network for residential, multi-family, and light commercial projects.
• Performance Line Premium family of moving glass walls and windows with greater energy efficiency, strength, and taller and wider sizes for projects that push design limits. Targeted at architects, production builders, and homeowners requiring higher-performance and larger-format openings.
• Vantage Line Product line engineered with ultra-thin frames and advanced thermal break technology for modern design without sacrificing performance. Includes Series 8630 Fixed Window Wall and Series 8660/8665/8670 hinged windows. Sold through dealers to architects and homeowners prioritizing slim sightlines and energy efficiency.
• Simulated Steel Line Moving glass doors and windows designed to replicate the look of steel in demanding architectural projects without steel's constraints. Targeted at architects and homeowners specifying steel-aesthetic openings with the performance of aluminum.
• Series 7600 Multi-Slide Door Thermally broken aluminum multi-slide door available in heights up to 15 feet, favored by architects for large openings. Sold through authorized dealers for custom residential and commercial projects.
• Series 7650 Sliding Glass Door Next-generation patio sliding glass door with improved performance and design features for residential and light commercial applications.
• Series 7950 Bi-Fold Door Bi-fold door system engineered for energy efficiency, designed to smoothly stack and fold against side walls to create wide indoor-outdoor openings.
• Series 7900 Hinged Door Versatile, durable hinged door suitable for residential and commercial applications. Included in the C4 Foundation donation for Navy SEAL family bungalows.
• Series 7980 Pivot Door Modern, strong, and detail-driven pivot door designed for bold architectural entrances in residential and commercial projects.
• Series 7630 Window Wall Energy-efficient aluminum window wall system enabling seamless indoor-outdoor integration in residential and commercial projects.
• Series 7660/7665/7670/7680 Hinged Windows Hinged window series offering outstanding performance with multiple styles and configurations, including awning, casement, and specialized variants for residential and light commercial projects.
• Series 600 Multi-Slide Door Multi-slide door with rolling glass panels that stack or slide into pockets to create extra-wide openings, eliminating barriers between indoors and outdoors.
• Series 300 Minimalist Multi-Slide Door Minimalist multi-slide door with exceptionally narrow sightlines, designed for residential projects emphasizing indoor-outdoor living. Featured in Trina Turk's Soleil House and the Sunset Idea House 2025.
• Series 600 Sliding Glass Door Updated patio sliding glass door with smooth operation and quality performance for residential applications.
• Series 9550 Bi-Fold Door Bi-fold door designed for corner-to-corner unique configurations in distinctive architectural applications.
• Series 980 Pivot Door Bold pivot entrance door designed for dramatic architectural impact in residential and commercial projects.
• Series 900 Hinged Door Hinged door delivering durability, precision, and protection for residential and commercial applications.
• Series 600 Window Wall Window wall system designed for expansive glass wall applications and seamless indoor-outdoor integration.
• Series 670 Hinged Windows Hinged window offering maximum views and ventilation with hinged operation for residential projects.
• Series 610/620 Sliding Windows Customized sliding window solutions offering smooth operation for residential and commercial projects.
• Series 8900 Hinged Door Narrow-sightline hinged door with Euro Groove-mounted two-way adjustable hinges, multi-point locking system, CW50 rating, panel sizes up to 48" W x 120" H (single) or 96" W x 120" H (pair), and U-factors starting at 0.30 for advanced energy efficiency in modern architecture.
• Series 8630 Fixed/Window Wall Fixed window/window wall with the slimmest sightlines in the Vantage Line, engineered for modern design and large glass wall applications.
• Series 8660/8665/8670 Hinged Windows Vantage Line hinged window options featuring ultra-thin frames and advanced thermal break technology for modern residential architecture.
• Series 3700 Vinyl Multi-Slide Door Vinyl multi-slide door offering smooth operation and value-oriented pricing for production builders, with a Panel Screen option for protective bug screening. Sold through the Volume Program.
• Skye Walls Remodeling Division Remodeling-focused division offering replacement moving glass walls and windows targeted at homeowners upgrading existing homes rather than new construction.

Quantifiable outcome

• Injury rates at VPP Star-certified facilities are typically half the industry average
• +2 more outcomes

Named customers4 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

Four partnerships are on record, tiered minor and core.

• C4 FoundationminorStrategic or Co-development Partner · 28 May 2026Western Window Systems donated more than 40 windows and doors to C4 Foundation, a 501(c)(3) nonprofit supporting active-duty Navy SEALs and their families. Products include Series 7900 Swinging Door, Series 7665 Pass-Through Awning Window, and Series 7600 Angled Multi-Sliding Door for constructing six private bungalows at C4 Ranch in Mesa Grande, California. Project scheduled for completion fall 2026, doubling ranch's capacity. Supported by MITER Foundation's Heroes Support pillar.
• HHI Windows and DoorscoreChannel Partner/ Reseller/ Distributor · 28 February 2026HHI Windows and Doors showcases Western Window Systems products in their newly renovated 4,500-square-foot showroom in Bluffton, South Carolina. Showroom features full-size window and door displays, working models, interactive displays, and 'The Lab' hands-on design environment. Serves homeowners, builders, and design professionals in Lowcountry area.
• Case Study 2.0 InitiativeminorStrategic or Co-development Partner · 27 August 2025Western Window Systems is participating as a window and door supplier in Case Study 2.0 initiative to rebuild homes in Pacific Palisades destroyed by fire in 2025. Project aims to expedite rebuilding with fire-resistant design and materials, offering products at reduced rates to homeowners. Expected to serve as model for similar efforts in disaster-affected areas.
• o2 ArchitectureminorStrategic or Co-development Partner · 1 July 2025Architect Lance O'Donnell of o2 Architecture designed the Sunset Idea House 2025 featuring Western Window Systems' Series 300 Minimalist Multi-Slide Door. Located in Palm Springs' Chino Canyon, the home is part of the Sunset Idea House program and showcases indoor-outdoor living design.

Scale indicators3 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Marvin Windows and Doors: Marvin is a major US manufacturer of wood, fiberglass, and aluminum windows and doors serving residential and commercial markets. It is a broad incumbent with overlapping aluminum large-opening products (Marvin Modern) that compete directly with Western Window Systems' premium lines.
• JELD-WEN: JELD-WEN is a global manufacturer of windows and doors (including Siteline, IWP, and JELD-WEN branded lines) with broad distribution. It competes with Western Window Systems in production builder and select custom channels.
• Pella Corporation: Pella is a large US window and door manufacturer offering wood, fiberglass, and vinyl products across custom, production, and commercial segments. Its Reserve and Architect Series compete with Western Window Systems at the premium residential and architectural specification level.
• Andersen Windows & Doors: Andersen is the largest US window and door manufacturer with broad product lines across materials and price points, including a growing aluminum/multi-slide offering that overlaps Western Window Systems' premium architectural segment.

Direct peers

• NanaWall Systems: NanaWall is a leading manufacturer of large-opening operable glass wall systems including folding, sliding, and pivot systems. It directly competes with Western Window Systems in folding and multi-slide doors for premium residential and commercial indoor-outdoor living projects.
• Fleetwood Windows & Doors: Fleetwood is a California-based manufacturer specializing in aluminum sliding doors, multi-slide doors, pivot doors, and windows serving luxury custom residential and light commercial projects — the closest direct competitor to Western Window Systems in premium aluminum moving glass walls.
• Milgard Windows & Doors: Milgard is a US window and door manufacturer (also owned by MITER Brands/PGT Innovations) serving custom and production residential channels with aluminum, vinyl, and fiberglass products. It is a sister brand within the same corporate family but directly competes for builder and homeowner share.
• Weiland Sliding Doors & Windows: Weiland is a California-based manufacturer of large-opening sliding doors and windows targeting luxury custom residential and light commercial projects. It directly competes with Western Window Systems in premium aluminum multi-slide door segments.
• LaCantina Doors: LaCantina Doors specializes in folding, sliding, and swing door systems for indoor-outdoor living in residential and commercial applications. It is a direct competitor to Western Window Systems' bi-fold and multi-slide door lines in the custom architectural channel.

Emerging players

• Panoramic Doors: Panoramic Doors is a smaller manufacturer of frameless and minimal-frame sliding door systems targeting the premium indoor-outdoor living market. It is an emerging player with partial overlap to Western Window Systems' minimalist Vantage Line aesthetic.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Instagraminstagram.com/western_window_systems
• Xx.com/westernws
• Facebookfacebook.com/westernwindowsystems

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Funding overview

Funding rounds2 records

Investors1 record

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 Western Window Systems