Graboyes Window & Door

What Graboyes Window & Door does

Graboyes Window & Door is a third-generation, family-owned residential exterior-replacement contractor founded in 1949 by Joseph Graboyes and headquartered at 48 W Germantown Pike in East Norriton, Pennsylvania, where it has operated since 1964. The company's core offering is the sale and professional installation of replacement windows and entry, French, patio, storm, and commercial doors, complemented since at least the 2024 brand footprint by a multi-material siding installation service covering vinyl, fiber cement, composite, cedar, aluminum, metal, stone, and wood.

The firm does not manufacture its own products. Instead, it carries a multi-brand portfolio across window systems (Endure, Fusion, Aeris, Mezzo, Beechworth, Alside, ProVia), door systems (steel, fiberglass, wood; commercial-grade hardware), and siding systems (Alside ASCEND, TandoStone, Beach House Shake, James Hardie, CertainTeed, Prodigy). Differentiated technical features include fusion-welded corners with composite sash reinforcement and sloped drainage sills on double-hung windows, multi-point-locking casements with compression inner-bulb seals, and a wide range of glass configurations spanning stained, hand-painted, privacy, tempered, impact, and triple-pane options. The configuration breadth functions as the product moat, allowing recommendations across price points and aesthetic needs rather than a single brand.

The business model is project-based, one-time-per-installation revenue drawn primarily from residential homeowners, with secondary exposure to multi-family, condominium, office, and historic-building restoration customers across Montgomery, Bucks, Delaware, and Chester counties plus Philadelphia. Distribution is direct-to-consumer via free in-home consultations, an East Norriton showroom, online quote requests, referral cash rewards, SEO/content marketing, community sponsorships, and review platforms (BBB, Google, Yelp, Nextdoor, Houzz, Angi). Financing through Service Finance Company expands average ticket sizes. Pricing is opaque and quote-driven. The company is privately held by the Graboyes family with no institutional investors, no funding rounds, no M&A, and no patents or trademarks.

Name

Graboyes Window & Door

Legal name

Graboyes Window & Door

Website

https://graboyeswindows.com

Company type

Private

Founded year

1949

Operating status

Operating

Headcount range

1–10 employees

Short description

Graboyes Window & Door is a third-generation, family-owned replacement contractor founded in 1949 and based in East Norriton, Pennsylvania, selling and installing windows, doors, and siding for residential and light-commercial customers across the Greater Philadelphia region.

Ownership category

akta.pro rank

Headquarters

HQ city

East Norton

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Supply Chain

Revenue model

1. Window Sales and Installation: Primary revenue stream from selling and installing replacement windows for residential properties. Includes various window types (double hung, casement, bay/bow, garden, sliding) and materials (vinyl, fiberglass, wood, aluminum). Revenue is project-based, one-time per installation.
2. Door Sales and Installation: Revenue from selling and installing entry doors, French doors, patio doors, and commercial doors. Doors available in steel, fiberglass, and wood materials with extensive customization options. Project-based, one-time revenue.
3. Siding Installation Services: Siding installation revenue from multiple material types including vinyl, fiber cement, composite, cedar, aluminum, metal, stone, and wood siding. Includes siding repair, replacement, and asbestos siding removal services.
4. Repair and Service: Door and window repair services for products installed by Graboyes or other companies. Includes parts replacement, warranty claims processing, and ongoing maintenance services.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels6 records

Core offering

Graboyes Window & Door sells and professionally installs replacement windows, entry doors, patio doors, French doors, storm doors, and siding for homeowners in the Greater Philadelphia region. The company offers in-home consultations, written estimates, and turnkey installation services, and also handles smaller-scale door and window repairs as well as select commercial projects. Products are sourced from multiple national manufacturers and bundled with labor to deliver complete home exterior renovation projects.

Product overview

Graboyes Window & Door is a third-generation family-owned home improvement company serving the Greater Philadelphia area since 1949. The core offering is a comprehensive portfolio of replacement windows and doors, complemented by siding installation services. Windows are available in multiple styles (double hung, casement, bay/bow, garden, sliding, picture, awning, basement, special shapes) and materials (vinyl, fiberglass, wood, aluminum) across sub-brands including Endure, Fusion, Aeris, Mezzo, and Beechworth. Entry doors encompass steel, fiberglass, and wood options with extensive customization. The company also offers French doors, patio doors (sliding and hinged), storm doors, and commercial door/window solutions. Siding services include multiple materials (vinyl, aluminum, fiber cement, composite, wood, cedar, stone, metal) featuring branded products from ASCEND (Alside), TandoStone, Beach House Shake, James Hardie, CertainTeed, and Prodigy. Supporting services include window glass customization (grids, decorative patterns, energy efficient glass), door/window repair, financing through Service Finance Company, and installation services. The company does not manufacture its own products but serves as a retailer and installer of major branded products with a focus on customization and professional installation.

Differentiator

Problem solved

Functional benefit

Products and services

• Replacement Windows Vinyl, wood, and fiberglass replacement windows sold and professionally installed for residential homeowners across the Greater Philadelphia area, available in multiple styles (double-hung, casement, bay, bow, sliding, picture, awning, hopper, garden, specialty shapes) and from brands including Alside, ProVia, Marvin, and Viwinco.
• Entry Doors Front and entry door systems including steel, fiberglass, and wood options, sold and installed for residential homeowners in the Philadelphia metro area with manufacturer sourcing from ProVia and other brands.
• Patio Doors Sliding and hinged patio doors installed for residential customers, available in vinyl and fiberglass constructions and configured to connect interior living spaces with outdoor areas.
• French Doors Interior and exterior French doors sold and installed for residential applications, providing hinged double-door access with full-length glass panels.
• Storm Doors Protective storm doors installed over existing entry doors, sold to residential homeowners seeking additional weather protection, ventilation, and security for their homes.
• Siding Installation Vinyl and fiber cement siding installation for residential exteriors, with products sourced from James Hardie and other manufacturers, providing weather-resistant exterior cladding as part of full home renovation projects.
• Door & Window Repair Service Smaller-scale repair and service work for existing residential doors and windows, available to homeowners in the Greater Philadelphia service area for issues that do not require full replacement.
• Commercial Doors Commercial-grade door products and installation for small commercial, multi-family, and historic property projects in the Greater Philadelphia area, including storefront and entry systems.
• Commercial Windows Commercial-grade window products and installation for small commercial, multi-family, and historic property projects in the Greater Philadelphia area, including storefronts and large-scale window systems.

Quantifiable outcome

• Often completes large installations in two days or less
• +1 more outcomes

Named customers4 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Marvin Windows and Doors: Premium manufacturer of wood, fiberglass, and aluminum windows and doors sold through dealers across the U.S. Comparable premium product positioning, though Marvin is a manufacturer-led brand versus Graboyes' multi-brand dealer/installer model.
• Alside: National manufacturer and supplier of vinyl windows, siding, and related exterior building products. Multiple Alside sub-brands (Mezzo, ASCEND, Prodigy) are stocked and installed by Graboyes, making it both a product supplier and partial overlap on end-customer offerings.
• Pella Windows and Doors: Major national manufacturer and retailer of windows and doors, with products available through company showrooms, dealers, and big-box retailers. Comparable product categories (windows, doors, siding-adjacent), but operates at significantly larger scale and broader scope.

Direct peers

• Window World: Largest window replacement company in the U.S., operating through franchised and company-owned locations with a direct-to-consumer sales model. Directly comparable product offering and GTM motion, with stronger national brand recognition.
• Thompson Creek Window Company: Mid-Atlantic-based window and door replacement company with a direct-sales, in-home consultation model serving homeowners in the eastern U.S. Highly comparable regional positioning, product mix, and GTM motion to Graboyes.
• Power Home Remodeling: National exterior home remodeling company specializing in windows, siding, roofing, and doors with a direct-to-consumer sales model. Highly comparable product categories (windows, doors, siding) and aggressive in-home sales GTM, though at significantly larger scale.
• Renewal by Andersen: National window and door replacement company with a direct-to-consumer, in-home consultation sales model serving homeowners across the U.S. Closely mirrors Graboyes' project-based, full-service replacement approach, with significantly larger geographic reach and brand spend.

Regional players

• Long Windows: Mid-Atlantic and Southeast regional window and door replacement company with a similar in-home sales and installation model. Comparable product categories and service orientation, though geographically concentrated in different metro markets than Graboyes.

Emerging players

• Zen Windows: Direct-to-consumer window and door replacement franchise operating across multiple U.S. markets with an in-home sales approach. Comparable niche product focus (windows/doors only) and residential replacement model, though younger and still building brand awareness.
• Reece Windows & Doors: Regional window and door replacement company in the Mid-Atlantic/Southeast with direct-to-consumer sales and full-service installation. Comparable product offering and GTM model at a similar regional scale.

Market position

Strengths1 record

Weaknesses5 records

Competitive moat4 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/@GraboyesWindows
• Facebookfacebook.com/GraboyesWindowDoor
• LinkedInlinkedin.com/company/graboyes-window-and-door
• Instagraminstagram.com/graboyes_windows_doors

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

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 Graboyes Window & Door