What Diamond Glass Company, Inc. does

Diamond Glass Company, Inc. is a privately held glass and glazing contractor founded in 1977 and headquartered in Alpharetta, Georgia, with a secondary sales office in Sanford, Florida. The company provides and installs all types of glass and glazing products for commercial contractors, property developers, retail/mall operators, and residential homeowners across Georgia, Florida, and Alabama. Its product portfolio spans three categories: (1) residential products including mirrors, shower and tub enclosures, and residential windows; (2) commercial products including storefronts, curtain wall systems, hurricane-rated glazing, office interior glass walls, and retail store glass; and (3) specialty glass products including bullet-resistant, fire-rated, sound-eliminating, laminated, and decorative glass. Technical services include shop drawings, design drawings, and P.E. stamped engineered drawings to support code compliance, particularly for hurricane-resistant installations in coastal areas.

The company operates a direct sales and installation model without intermediaries, employing approximately 26 people across its offices. Field sales teams cover both B2B (contract and commercial sales) and B2C (residential and retail sales) channels, with quote-based project pricing. Diamond Glass maintains referral relationships with aluminum and entrance door suppliers including YKK AP, Trulite, US Aluminum, and Vistawall for storefront and curtain wall installations. Marketing relies primarily on the company website, direct phone contact, and physical office presence rather than digital or paid channels. The firm is independently owned with no disclosed parent company, institutional investors, or funding history.

The business has remained a regional, family-style operator for over four decades, scaling only modestly into a three-state footprint. Limited public information is available regarding revenue, ownership structure, or formal leadership, and the company's website copyright remains dated 2014, suggesting limited digital investment or modernization. Its competitive position is anchored in long-tenured regional relationships and full-service installation capabilities rather than technological differentiation.

Name

Diamond Glass Company, Inc.

Legal name

Diamond Glass Company, Inc.

Website

https://diamondglasscompany.com

Company type

Private

Founded year

1977

Operating status

Operating

Headcount range

11–50 employees

Ownership category

akta.pro rank

Product category

Glass and Glazing Installation Services

NAICS

Glass and Glazing Contractors (23815), Glass Product Manufacturing Made of Purchased Glass (327215)

SIC

Glass Products, Made Of Purchased Glass (3231)

akta.pro primary industry

Glass Fabrication & Processing Services (Cutting/Edging/Drilling/Polishing) (IMADAHAI)

akta.pro secondary industries

Interior Glazing & Glass Partitions (IMAFANAK), Glass & Glazing Repair (Single-pane, Insulated Glass Unit replacement) (HSAGAEAD)

Keywords

• Commercial glass installation
• Storefront and curtain wall
• Hurricane glazing systems
• Custom mirrors and shower enclosures
• Residential window glass

Headquarters

HQ city

Alpharetta

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Glass and Glazing Products Sales and Installation: Diamond Glass Company provides and installs all types of glass and glazing products. Revenue is generated through the sale of glass materials combined with installation services. They also offer technical services including design drawings, technical drawings, and P.E. stamped shop drawings for projects.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels2 records

Core offering

Diamond Glass Company is a full-service glass and glazing installer that supplies and installs products including curtain wall, storefronts, hurricane glazing, shower and tub enclosures, mirrors, insulated window glass, and specialty glass. The company also produces design drawings, technical drawings, and P.E. stamped shop drawings to support commercial and residential projects across Georgia, Florida, and Alabama.

Product overview

Diamond Glass Company is a full-service glass company providing installation of glass and glazing products as well as technical support. The company was established in 1977 and operates in Georgia, Florida, and Alabama. Their product portfolio centers around glass and glazing solutions across three main categories: (1) Residential products including mirrors, shower doors, and residential windows; (2) Commercial products including storefronts and curtain wall systems, office interior glass walls, hurricane glazing, and retail store glass; (3) Specialty glass products for various applications. The company provides comprehensive services including design, technical drawings, and P.E. stamped shop drawings for projects. They operate from offices in Alpharetta, Georgia and Sanford, Florida.

Differentiator

Problem solved

Functional benefit

Products and services

• Mirrors and Mirrored Walls A line of custom, beveled, tinted, vanity, mall, and furniture mirrors plus applied mirror frames and mirrored wall installations for residential and commercial customers.
• Shower and Tub Enclosures Glass shower doors, all-glass shower enclosures, frameless and framed shower doors, tub enclosures, and glass shower partitions for residential applications.
• Window Glass and Residential Windows Replacement window glass, insulated glass (including Low-E and double pane), tempered safety glass, garage door and patio door glass, and sandblasted/acid etched window glass.
• Storefronts and Curtain Wall Systems Commercial storefront glass, storefront door repair and replacement, storefront door closers, security entrances, hurricane storefronts, and full curtain wall installations.
• Commercial Interior Glass (Office Fronts and Partitions) Office storefronts, heavy glass walls, all-glass doors, glass walls with channels, glass partitions, and decorative/sandblasted/filmed glass for office interiors and entrances.
• Hurricane Glazing Hurricane storefronts and hurricane-resistant glazing systems for coastal Georgia, Florida, and Alabama, supplied with design drawings and required P.E. engineer stamps.
• Specialty Glass Specialty glass products including obscure, pattern, cast, plexiglas, bullet resistant, laminated, sound eliminating, electrically charged, Pyrex, and fire rated glass, plus decorative varieties such as acid etched, aquatex, German antique, Delta frost, and pattern 62.
• Retail Store and Mall Glass Glass installation for malls, shopping centers, and retail stores including heavy glass walls, display glass, all-glass entrance doors, stainless cladding, back painted glass, and custom decorative hardware.
• Engineered Shop Drawings and Technical Design Services Design drawings, technical drawings, and P.E. stamped shop drawings provided in support of glass and glazing projects for contractors and developers.

Quantifiable outcome

• Serving the southeast glass and glazing industry since 1977

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators3 records

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• US Aluminum: Manufacturer of commercial aluminum entrance doors, storefronts, and curtain wall systems serving glazing contractors. Comparable scope on storefront products and a supplier partner referenced by Diamond Glass.
• Vistawall (by Vitro Architectural Glass): Producer of architectural glass and aluminum glazing systems for commercial buildings. Comparable to Diamond Glass's commercial storefront and curtain wall business but with national manufacturing footprint.
• Oldcastle BuildingEnvelope: National manufacturer and installer of architectural glass, storefront, and curtain wall systems. Directly comparable to Diamond Glass on commercial storefront and curtain wall installation but operates at vastly larger scale across the entire US.
• YKK AP America: Major manufacturer of architectural aluminum products including storefronts, curtain walls, and entrance doors. Partner and supplier to Diamond Glass while also competing indirectly via its own national certified-installer network.

Direct peers

• Trulite Glass & Aluminum Solutions: Manufacturer and distributor of architectural aluminum and glass products including storefronts and entrance systems. Listed as a supplier partner of Diamond Glass and a direct competitor in the architectural glazing supply chain across the Southeast.
• Pioneer Glass (dba PRL Glass Systems): Independent architectural glass and aluminum systems manufacturer serving glazing contractors nationwide. Comparable on shower enclosures, storefronts, and specialty architectural glass products.

Regional players

• Glasswerks: West Coast-focused architectural glass fabricator and installer serving commercial and residential markets. Comparable business model combining fabrication, distribution, and installation of glass and glazing products.
• Florida Glass & Mirror: Florida-based glass and glazing contractor serving commercial and residential customers across the Southeast. Overlapping service area with Diamond Glass's Florida operations and offering similar shower, mirror, and storefront products.
• Heaton Glass & Mirror: Southeast-based regional glass and mirror company providing shower enclosures, mirrors, and custom glass products. Mirrors Diamond Glass's residential mirrors, shower doors, and specialty glass offerings in adjacent Southeast metros.

Emerging players

• BathWraps / Re-Bath (shower enclosure retail channel): Indirect competitor in the residential shower enclosure and bath remodeling category. While not a glass installer, it captures budget-conscious share of the same homeowner demand Diamond Glass addresses with frameless shower doors and glass enclosures.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/diamond-glass-company-inc

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 Diamond Glass Company, Inc.