CRISTAL WINDOWS DOORS & CONSERVATORIES LIMITED

What CRISTAL WINDOWS DOORS & CONSERVATORIES LIMITED does

Crystal Windows & Doors is a privately held residential and light-commercial window, door, and siding contractor operating across Virginia, Washington D.C., and Maryland, with concentration in the Washington Metropolitan and Hampton Roads areas. The company functions as an installer and distributor rather than a manufacturer, sourcing products from three premium partners: Alside (exclusive siding supplier), ProVia, and Marvin. Its product portfolio spans five window styles (bay & bow, casement, double hung, sliding, picture) plus a comprehensive Alside siding catalog covering composite cladding, insulated vinyl, standard vinyl, specialty siding, steel siding, and vinyl soffit systems. Technical differentiation comes from third-party supplied features including triple-pane glass, Low-E coatings, foam-filled reinforced frames, and ASCEND Composite Cladding, with ENERGY STAR certification available on key product lines.

The business operates on a low-overhead, direct-to-consumer model, offering virtual photo-based quotes and in-person consultations without showrooms or large sales teams. Pricing is quote-based, with the company claiming 30% lower costs than major competitors through operational efficiency. Revenue is generated almost entirely from one-time project-based installation contracts with individual homeowners, supplemented by a smaller commercial segment. The company is owned and led by William Wallace Powars and is Licensed Class A Contractor in Virginia. Distribution relies on word-of-mouth referrals, content marketing via a company blog, Instagram, and email newsletter capture. Lifetime warranty on products and installation is the principal post-sale relationship mechanism, and no external funding or institutional ownership is indicated.

Name

CRISTAL WINDOWS DOORS & CONSERVATORIES LIMITED

Legal name

Crystal Windows & Doors

Website

https://crystalwindows.co

Company type

Private

Founded year

1999

Operating status

Operating

Headcount range

1–10 employees

Short description

Crystal Windows & Doors is a privately held residential window, door, and siding installation contractor serving Virginia, Washington D.C., and Maryland, operating a low-overhead direct-to-consumer model that distributes Alside, ProVia, and Marvin products.

Ownership category

akta.pro rank

Product category

Window and Door Installation Services

NAICS

Glass and Glazing Contractors (238150)

SIC

Retail-Lumber & Other Building Materials Dealers (5211)

akta.pro industry

PRIMARYHSAPAJAI

Custom Window & Door Fabrication & Replacement

Home & Personal Services/Residential Renovation Services/Windows, Doors & Skylights Replacement

SECONDARYIMADAIAA

Exterior Doors

Industrials, Manufacturing & Construction/Building Materials & Products/Doors, Windows & Architectural Openings

SECONDARYIMADAIAF

Commercial & Industrial Doors (Sectional, High-Speed, Fire, Security)

Industrials, Manufacturing & Construction/Building Materials & Products/Doors, Windows & Architectural Openings

Keywords

• Replacement window installation
• Exterior door installation
• Residential siding solutions
• Home exterior renovation
• Energy efficient windows

Headquarters

HQ city

Virginia

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Marketing or Sales, Others

Revenue model

1. Window Sales and Installation: Sales and professional installation of replacement windows including bay, bow, casement, double hung, sliding, and picture windows from Alside, ProVia, and Marvin brands
2. Door Sales and Installation: Sales and installation of doors as part of home exterior renovation projects
3. Siding Products and Installation: Complete exterior cladding solutions including vinyl siding, insulated siding, steel siding, composite cladding, and specialty siding products from Alside and other manufacturers
4. Professional Installation Services: Expert installation services by licensed professionals with quality assurance and lifetime warranty on workmanship

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Crystal Windows & Doors is a Virginia-based home exterior renovation contractor that sells and professionally installs replacement windows (Bay & Bow, Casement, Double Hung, Sliding, Picture), exterior doors, and residential siding products sourced from partner manufacturers Alside, ProVia, and Marvin. The company serves homeowners and select commercial customers in the Washington D.C., Maryland, and Virginia markets through a low-overhead direct-to-consumer model, offering free, no-pressure virtual and in-person quotes backed by a lifetime workmanship warranty.

Product overview

Crystal Windows & Doors is a residential window, door, and siding contractor serving the Washington metropolitan and Hampton Roads areas of Virginia, D.C., and Maryland. The company operates as an installer and distributor rather than a manufacturer, partnering with three major industry brands—Alside, ProVia, and Marvin—for windows and doors. For siding solutions, the company exclusively offers Alside siding products including ASCEND Composite Cladding, insulated vinyl siding, standard vinyl siding (Charter Oak, Odyssey Plus, Coventry, Conquest, Williamsport, Board & Batten), specialty siding (Pelican Bay, Architectural Classics, ChamClad, LP SmartSide, James Hardie), steel siding (Satinwood), and vinyl soffit products. Window offerings span five styles: Bay & Bow, Casement, Double Hung, Sliding, and Picture windows. The company positions itself as a low-overhead, direct-to-consumer model offering 30% lower prices than major competitors, with a focus on transparent pricing, no-pressure sales, and lifetime warranties.

Differentiator

Problem solved

Functional benefit

Brands

• Triforce Windows & Doors: Internal brand name used on some product pages referring to the company's window products.

Products and services

• Bay & Bow Windows Panoramic projecting windows that combine multiple window styles to create expanded outward views and increased natural light for residential homes.
• Casement Windows Windows that open outward (right or left) for full ventilation, tight seals, unobstructed views, enhanced energy efficiency, and improved security.
• Double Hung Windows Windows with two operating sashes that move up and down for maximum ventilation, featuring a tilt-in design for easy cleaning.
• Sliding Windows Horizontal gliding windows that slide back and forth, offering complete ventilation without protruding outward from the home.
• Picture Windows Fixed large windows providing unobstructed views and expanded natural light, with top energy efficiency due to no operating parts.
• Alside Vinyl Windows & Patio Doors Vinyl windows and patio doors from partner manufacturer Alside, providing weather resistance, energy efficiency, aesthetic appeal, low maintenance, and potential ENERGY STAR certification.
• ProVia Windows & Doors Premium windows and doors from partner manufacturer ProVia, focused on craftsmanship, superior performance, energy efficiency, innovation, and precision engineering.
• Marvin Windows & Doors Premium windows and doors from partner manufacturer Marvin, delivering timeless craftsmanship, superior quality, and innovative design backed by over a century of experience.
• ASCEND Composite Cladding Siding Innovative composite cladding combining wood-like aesthetics, exceptional performance, easy installation, and low maintenance for residential exteriors.
• Insulated Vinyl Siding (Prodigy & Charter Oak Energy Elite) Insulated siding products including Prodigy next-generation insulated siding and Charter Oak Energy Elite insulated siding, offering contoured foam underlayment for superior insulation, enhanced curb appeal, and engineered performance in extreme weather.
• Premium Vinyl Siding (Charter Oak, Odyssey Plus, Coventry, Conquest, Williamsport, Board & Batten) Premium vinyl siding lineup from Alside including Charter Oak, Odyssey Plus, Coventry, Conquest, Williamsport Colonial Beaded, and Board & Batten Vertical Siding, blending authentic wood beauty, durability, low maintenance, and competitive pricing.
• Steel Siding (Satinwood) Satinwood steel siding with Kynar coating technology providing unmatched durability against harsh weather and corrosion resistance for residential exteriors.
• Specialty Siding (James Hardie, LP SmartSide, Pelican Bay, Architectural Classics, ChamClad) Specialty siding assortment including James Hardie fiber cement siding, LP SmartSide engineered wood siding, Pelican Bay One cedar-reproduction shakes and scallops, Architectural Classics shake and scallop siding, and ChamClad architectural panels with textured finishes.
• Vinyl Soffit & Vertical Siding (Greenbriar, D5, Charter Oak, Alliance T4) Vinyl soffit and vertical siding products including Greenbriar Vintage Beaded, D5 Punched, Charter Oak Soffit (with TriBeam Design), and Alliance T4 Premium with vented panels for attic ventilation.
• Professional Window, Door & Siding Installation Services Professional installation of windows, doors, and siding by licensed contractors, with quality assurance and a lifetime warranty on workmanship for residential and commercial customers.

Quantifiable outcome

• 30% lower prices than major window companies
• +1 more outcomes

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Three partnerships are on record, tiered core.

• AlsidecoreTechnology or IntegrationExclusive siding partner for Crystal Windows & Doors. Alside provides vinyl windows, patio doors, and complete siding solutions including ASCEND composite cladding, Charter Oak, Odyssey Plus, and specialty siding products. Alside has won multiple Building Products Brand Survey awards and is named among best vinyl siding brands by BobVila.com.
• ProViacoreTechnology or IntegrationPartner manufacturer providing quality windows and doors known for lasting beauty and performance. ProVia is renowned for commitment to excellence with focus on innovation and precision engineering.
• Marvin WindowscoreTechnology or IntegrationPremium window manufacturer known for timeless craftsmanship, unmatched performance, and over a century of experience. Provides superior quality and innovative design with premium materials and advanced technology.

Scale indicators3 records

Recent moves6 records

Expansion highlights4 records

Others

• Marvin Windows: Premium manufacturer whose windows Crystal resells and installs; not a direct competitor but a key brand partner and a comparable standard for the premium window tier Crystal promotes.
• Alside: Crystal's exclusive siding supplier; not a direct competitor but an upstream partner whose product mix, pricing, and warranty terms materially shape Crystal's offering.
• ProVia: Window and door manufacturer whose products Crystal installs; an upstream partner whose product roadmap and dealer support influence Crystal's go-to-market.

Direct peers

• Champion Window: Direct-to-consumer installer of replacement windows, siding, and doors with in-home sales and one-day installation promises; overlaps with Crystal on product mix and customer segment.
• Window World: Largest direct-to-consumer window replacement franchise in the U.S., selling and installing vinyl windows for residential customers at value pricing — directly comparable model to Crystal's low-overhead DTC approach.
• Power Home Remodeling: National exterior remodeling company selling and installing windows, siding, and roofing via direct in-home sales; competes for the same residential replacement customer Crystal targets.
• Renewal by Andersen: National, full-service window and door replacement franchise operating a similar one-step consult-to-install model focused on residential replacement, though at a premium price point against which Crystal competes.

Broad incumbents

• Home Depot Installation Services: National big-box retailer that sells and professionally installs replacement windows and doors for residential customers, competing with Crystal on convenience and brand trust in the same geographies.
• Andersen Windows: Large national window manufacturer whose products (via Renewal by Andersen) compete head-on with Crystal's premium Marvin/Pella-class offerings.
• Pella Windows & Doors: Major national window and door manufacturer with showrooms and an installer/dealer network selling into the same replacement segment, frequently cited by Crystal as a higher-priced competitor.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Instagraminstagram.com/crystalwindowsanddoors
• LinkedInlinkedin.com/company/cristal-windows-doors-&-conservatories-limited

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 CRISTAL WINDOWS DOORS & CONSERVATORIES LIMITED