What Overly Door does

Overly Door Company is a 135-year-old, privately held specialty door and window manufacturer headquartered in Greensburg, Pennsylvania. Founded in 1889, the company designs, engineers, and manufactures custom and pre-engineered specialty doors and fixed window units that address security, safety, and environmental protection requirements across government, financial, industrial, and institutional end markets. Its portfolio spans nine core product lines: acoustical, GSA vault, bullet resistant, blast resistant, pressure resistant, radiation shielding, hybrid custom, airtight/gastight, and associated hardware.

The company's technology is centered on lab-tested, UL-listed security and barrier systems that meet stringent federal specifications. Products include GSA Class 5-V and 5-A and DOS Class 5-B approved vault doors integrating Kaba-Mas electro-mechanical and Sargent & Greenleaf mechanical combination locks; blast-resistant doors verified against UFC 3-340-02 calculations, covering VLRB, LRB, MRB, BMD, and custom HRB series designed for pressures above 25 psi; bullet-resistant metal and wood doors tested to UL 752 levels 1-8 and NIJ Standard 0108.01; and hybrid products combining multiple performance criteria such as acoustical plus bullet resistance plus airtight seals. The company holds ISO 9001:2015 certification, recertified June 25, 2021.

Overly Door operates a project-based, specification-driven business model, selling directly to architects, general contractors, government agencies, and building material distributors. Sales are supported by a state-by-state regional sales representative network covering all 50 US states, supplemented by separate international distributor and sales representative programs. Pricing is not publicly disclosed; revenue is generated through one-time product sales tied to construction and security infrastructure projects, with end-customers spanning US federal agencies (GSA, DOS, DoD, Federal Reserve, embassies), financial institutions, armored carriers, nuclear power plants, penal facilities, and chemical/petrochemical/pharmaceutical plants.

Name

Overly Door

Legal name

Overly Door Company

Website

https://door.overly.com

Company type

Private

Founded year

1889

Operating status

Operating

Headcount range

51–100 employees

Short description

Overly Door Company, founded 1889 and headquartered in Greensburg, Pennsylvania, is a privately held manufacturer of custom and pre-engineered specialty doors and windows, serving architects, contractors, and government agencies with UL-listed blast, ballistic, vault, and acoustical security products.

Ownership category

akta.pro rank

Product category

Specialty Door Manufacturing

NAICS

Metal Window and Door Manufacturing (332321)

SIC

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

akta.pro primary industry

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

akta.pro secondary industries

Architectural Hardware & Door Controls (Hinges, Locks, Closers, Panic Devices) (IMADAIAI), Weatherstripping, Thresholds & Door/Window Seals (IMADAIAL)

Keywords

• Specialty door manufacturing
• Blast-resistant doors
• Bullet-resistant doors
• Vault door systems
• Acoustical door assemblies

Headquarters

HQ city

Greensburg

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Custom Specialty Door Sales: Overly Door Company generates revenue through the manufacture and sale of custom and pre-engineered specialty doors, fixed window units, and hardware. Products are sold directly to architects, contractors, and government agencies with support from regional sales representatives. Revenue is project-based and driven by construction and security infrastructure projects.

Go-to-market motion2 records

Distribution channels4 records

Marketing channels4 records

Core offering

Overly Door Company designs, develops, and manufactures custom and pre-engineered specialty doors and fixed window units for security, blast, bullet-resistant, acoustical, vault, pressure, and radiation-shielding applications. Products are specified by architects and procured by government agencies, contractors, financial institutions, and industrial facilities for high-security construction projects worldwide, with capabilities in both pre-engineered product lines and fully custom designs.

Product overview

Overly Door Company is an ISO 9001 certified manufacturer of custom and pre-engineered specialty doors and fixed window units with over 135 years of manufacturing experience. The company offers a comprehensive portfolio of security-focused door and window products organized into nine main product lines: Acoustical Products, GSA Vault Doors, Bullet Resistant Products, Blast Resistant Products, Pressure Resistant Products, Radiation Shielding Products, Hybrid Custom Products, Airtight + Gastight Products, and Hardware. The blast-resistant line includes BMD (Blast Mitigation Door), MRB (Mid Range Blast), LRB (Low Range Blast), VLRB (Very Low Range Blast), and custom HRB (High Range Blast) products. Vault door offerings include GSA Class 5-V High Security, GSA Class 5-A Security Armory, DOS Class 5-B Maximum Security, and AR-5 Security variants. Bullet resistant products span metal doors, wood doors, fixed windows, service windows, package pass-throughs, money cart pass-throughs, gun ports, and voice ports. The company also provides a Quick Ship Program for standard models and offers day gates and day doors as accessories.

Differentiator

Problem solved

Functional benefit

Products and services

• Acoustical Doors and Windows Complete line of lab-tested sound control metal and wood door units along with fixed window products for acoustic isolation applications.
• GSA Vault Doors Complete line of GSA Class 5-V and 5-A and DOS Class 5-B approved vault doors, daygates and accessories for government security applications.
• Bullet Resistant Doors and Windows Complete line of lab-tested bullet-resistant metal and wood doors along with fixed and teller type windows, package passers, gun ports and voice ports for ballistic protection.
• Blast Resistant Doors and Windows Complete line of blast-resistant door and fixed window systems covering a broad range of blast requirements including BMD, MRB, LRB, VLRB, and HRB series for hazardous material, chemical, petrochemical, and pharmaceutical facilities.
• Pressure Resistant Doors and Windows Pressure-resistant door and fixed window systems covering a broad range of pressure requirements with various gasket systems to control air leakage and environmental requirements.
• Radiation Shielding Doors Custom designed radiation shielding doors specific to the hazards required by project specification requirements.
• Hybrid Custom Doors and Windows Custom door and window units combining multiple performance requirements such as airtight, acoustical, and bullet resistant features into single integrated solutions.
• Airtight + Gastight Doors and Windows Door and window designs incorporating airtight or gastight project requirements for controlled environment applications.
• Overly Hardware Breaker bar and pressure relief vent hardware designed to assist in opening doors under differential pressure conditions.
• GSA Class 5-V High Security Vault Door Single swing or pair vault doors meeting Federal Specification AA-D-600D with Kaba-Mas electro-mechanical lock, providing 20 man-hours against surreptitious entry, 30 man-minutes against covert entry, 10 man-minutes against forced entry, 20 man-hours against lock manipulation, and 20 man-hours against radiological attack.
• GSA Class 5-A Security Armory Door Vault door meeting Federal Specification AA-D-600D with Sargent & Greenleaf mechanical combination lock for storing non-classified materials such as weapons, narcotics, evidence, money and valuables.
• DOS Class 5-B Maximum Security Vault Door Upgraded vault door meeting GSA requirements plus additional protection against battering attacks, intense hand tool attacks, and multiple shot ballistic attack per DOS specification SD-STD-01.01 Revision G, withstanding 7.62mm and 5.56mm rounds.
• BMD (Blast Mitigation Door) Blast mitigation door designed and tested to meet UFC 4-010-01 DOD Minimum Anti-Terrorism Standards for Buildings and ASTM F2927-12 requirements.
• MRB (Mid Range Blast) Doors Pre-engineered blast and fire-resistant doors for hazardous material storage, automotive, chemical, petrochemical, and pharmaceutical facilities.
• HRB (High Range Blast) Custom Doors Custom designed doors for pressures above 25 psi made from varying thickness of monolithic steel plate, capable of withstanding high momentary explosions and remaining operable after an incident. Design verified by UFC 3-340-02 calculations.
• Bullet Resistant Metal Doors Metal doors tested to UL 752 at Underwriters Laboratories for weapon protection levels 1-8 and NIJ Standard 0108.01, available in standard and custom sizes up to 4' x 10' maximum leaf size in single swing and pair configurations. Up to 3-hour fire ratings available.
• Bullet Resistant Wood Doors Wood door assemblies tested to UL 752 for weapons protection levels 1-3 with UL-listed metal framing systems, with non-UL listed options for levels 4-8 using fiberglass liner materials. Maximum leaf size 4' x 10' with 20-minute fire ratings available.
• Ballistic-Resistant Transaction Service Windows Transaction windows with integral pass-through trays and voice transmission systems tested and listed by UL as bullet resistant security devices, available in UL 752 levels 1-4.
• MCPT Money Cart Pass-Throughs Large pass-through units for banks, financial institutions, casinos and armored car services listed by UL as bullet-resistant compliant with UL 752 for levels 1-8 and NIJ Standard 0108.01.
• Ballistic-Resistant Gunports Gunports featuring tamper-resistant locking mechanisms with positive closing slide, listed by UL as bullet-resistant in compliance with UL 752 for weapons protection levels 1-8 and NIJ Standard 0108.01.
• Quick Ship Program Exclusive Quick Ship Service for STC 50 Single Swing Flush Door Model STC5012016 with 10, 15, and 20 day shipment options from date of purchase order acknowledgement.

Quantifiable outcome

• Blast resistance up to custom high-pressure requirements above 25 psi verified by UFC 3-340-02 calculations
• +4 more outcomes

Named customers9 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

Feature5 records

Partnerships

Five partnerships are on record, tiered core and minor.

• Kaba Mas (dormakaba)coreTechnology or IntegrationKaba Mas is the supplier of electro-mechanical locks (FF-L-2740) used in GSA Class 5-V High Security Vault Doors. This is a critical component partnership for government-certified vault door products.
• Sargent and GreenleafcoreTechnology or IntegrationSargent and Greenleaf supplies mechanical combination locks (FF-L-2937) specified for GSA Class 5-A Security Armory Doors. Partnership is essential for federal specification compliance.
• Underwriters Laboratories (UL)coreStrategic or Co-development PartnerProducts are tested and listed by Underwriters Laboratories for bullet resistance (UL 752), fire ratings (UL10C), and security standards. Testing partnership is fundamental to product certification and market access.
• Department of Defense Lock ProgramcoreStrategic or Co-development PartnerOverly participates in the US Department of Defense lock program managed by Naval Facilities Engineering Command (NAVFAC), providing technical support for security hardware selection and specifications.
• Raw Material Suppliers (Alro, Ryerson)minorOthersAlro and Ryerson supply raw materials including steel and metals used in manufacturing Overly's specialty door products.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Insulgard: Manufactures ballistic, blast, and forced-entry resistant window and door systems for government, financial, and commercial security applications — overlapping product lines and UL-listed performance criteria.
• Chase Industries: Manufacturer of specialty commercial doors including fire-rated, security, and architectural doors for institutional and high-traffic applications — comparable in custom commercial/security door manufacturing.
• Total Security Solutions: Designs and fabricates bullet-resistant barriers, transaction windows, and doors for banks, government, and retail — a direct competitor in the UL 752 ballistic-resistant door and pass-through category.
• National Bullet Proof: Manufacturer and installer of bullet-resistant doors, windows, and enclosures tested to UL 752 levels, serving financial, government, and commercial security markets similar to Overly's ballistic line.
• Cornell Iron Works: Specialty commercial and industrial door manufacturer offering fire-rated, security, and custom architectural doors — comparable in custom manufacturing capability and project-based specification sales to architects and contractors.
• Amweld Building Products: Commercial hollow metal door and frame manufacturer offering custom and standard architectural openings for institutional and commercial construction — comparable in custom metal door manufacturing and project specification.
• Krieger Steel: Specialty manufacturer of blast-resistant, acoustic, and security door and window assemblies for federal and high-security projects. Most direct competitor to Overly in the custom high-performance security envelope category.

Broad incumbents

• Overhead Door Corporation: Major manufacturer of commercial and industrial door systems (sectional, rolling, fire doors) serving contractors and architects — overlapping specification-driven commercial door sales motion, though focused on a different product niche.
• dormakaba: Access control and security products company that owns Kaba-Mas, a key lock partner for Overly's GSA vault doors. Offers high-security doors and locks across a much broader portfolio, including government-spec products.
• ASSA ABLOY: Global leader in door openings and access solutions, including high-security and blast-resistant products through its government/security divisions. Competes broadly via scale, brand, and integrated electronic access portfolios.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/overly-manufacturing-co

Compliance3 records

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 Overly Door