EXPI-DOOR Systems
EXPI-DOOR Systems, founded 1999 in Green Bay, Wisconsin, is a privately held manufacturer of commercial metal building doors and aluminum windows, supplying pre-assembled door systems and proprietary anchoring technology to metal building OEMs, general contractors, and specialty construction segments across the United States.
- Company typePrivate
- Founded1999
- HeadquartersGreen Bay, United States
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What EXPI-DOOR Systems does
EXPI-DOOR Systems Inc. is a privately held commercial metal building door and window manufacturer founded in 1999 and headquartered in Green Bay, Wisconsin. The company supplies a comprehensive portfolio of products across 12 door series (Series 700, 500, DB, 200, Storefront, Access, Ballistic, Fiberglass, Plastic Reinforced, Stainless Steel, and Wood) plus the EXPI-VIEW line of thermally-broken aluminum windows. Its core technical differentiation centers on a proprietary Offset Subjamb/Jamb Anchor System exclusive to the Series 700 line, pre-assembled door units that reduce on-site installation time to approximately 30 minutes, and certifications including SDI, ANSI, NFRC, and WDMA Hallmark. A 10-year warranty on the premium Series 700 line exceeds typical industry warranty periods.
The company's go-to-market is sales-led and channel-partner-driven, combining direct sales via phone and website quote requests with vendor relationships embedded in major pre-engineered metal building manufacturer programs, most notably Butler Building Systems and Ascent Buildings. Pricing is quote-based and project-specific with no public catalog. Customer segments are concentrated in metal building manufacturers and general contractors, with secondary exposure to government/military construction, high-security and hazardous material storage facilities, self-storage, and specialized modular enclosures (E-houses) through co-development partnerships such as the one with Excellerate. Multiple enterprise customers have maintained relationships spanning 15-20+ years, indicating strong retention.
EXPI-DOOR operates with 11-50 employees and shows no disclosed venture capital, private equity, or institutional investment. It is affiliated with Bay Companies (Bay Insulation Systems) for shared corporate functions including careers and supplier code of conduct, though this is not a formal parent-subsidiary relationship. The company's geographic footprint is domestic U.S., with its website available in six languages suggesting latent international interest but no documented active geographic expansion.
EXPI-DOOR Systems firmographics
Firmographics- Name
- EXPI-DOOR Systems
- Legal name
- EXPI-DOOR Systems Inc.
- Website
- https://expidoor.com
- Company type
- Private
- Founded year
- 1999
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- EXPI-DOOR Systems, founded 1999 in Green Bay, Wisconsin, is a privately held manufacturer of commercial metal building doors and aluminum windows, supplying pre-assembled door systems and proprietary anchoring technology to metal building OEMs, general contractors, and specialty construction segments across the United States.
- Ownership category
- akta.pro rank
EXPI-DOOR Systems industry classification
Industry- NAICS
- Metal Window and Door Manufacturing (332321), Wood Window and Door Manufacturing (321911)
- SIC
- Metal Doors, Sash, Frames, Moldings & Trim (3442)
- akta.pro primary industry
- Exterior Doors (IMADAIAA)
- akta.pro secondary industries
- Commercial & Industrial Doors (Sectional, High-Speed, Fire, Security) (IMADAIAF), Windows (IMADAIAC), Architectural Hardware & Door Controls (Hinges, Locks, Closers, Panic Devices) (IMADAIAI)
Keywords
Where EXPI-DOOR Systems is headquartered
LocationHeadquarters
- HQ city
- Green Bay
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
EXPI-DOOR Systems business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D, Infrastructure
Revenue model
- Commercial Door Sales: Revenue generated from selling commercial metal building doors including Series 700, Series 500, Series DB, Series 200, Storefront, Access, Ballistic, Fiberglass, Plastic Reinforced, Stainless Steel, and Wood doors. Products are sold as pre-assembled units with various hardware options.
- Commercial Window Sales: Revenue from EXPI-VIEW aluminum thermally-broken windows including fixed and horizontal slider models, sold individually or pre-hung in metal building C-Channel sub-frame systems.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| One time/ perpetual license | Multi-year contract | Quote-based custom pricing |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels6 records
EXPI-DOOR Systems product offering
Product offeringCore offering
EXPI-DOOR Systems designs, manufactures, and supplies commercial-grade steel, fiberglass, stainless steel, plastic-reinforced, and wood doors along with thermally-broken aluminum windows for pre-engineered metal buildings. The product line spans multiple door series (Series 700, 500, DB, 200), specialty doors (Storefront, Access, Ballistic), and the EXPI-VIEW window line, sold primarily to metal building manufacturers, general contractors, and government/security end users.
Product overview
EXPI-DOOR Systems is a commercial door and window manufacturer established in 1999, serving the metal building industry. The company offers a comprehensive portfolio of door and window products organized into multiple series targeting different market tiers: Series 700 (premium), Series 500 (mid-range value), Series DB (entry commercial), and Series 200 (light commercial). Beyond the core steel door series, the portfolio includes specialty doors (Storefront aluminum entrance doors, Access doors, Ballistic bullet-resistant doors, Fiberglass reinforced, Plastic reinforced, Stainless Steel, and Wood doors) and EXPI-VIEW Windows (thermally-broken aluminum fixed and slider windows). All products meet Steel Door Institute (SDI) and ANSI standards, with doors pre-assembled at the factory for ease of installation. The company operates from Green Bay, Wisconsin and serves customers across the United States.
Differentiator
Problem solved
Functional benefit
Brands
- EXPI-VIEW: Aluminum, thermally-broken frame windows including fixed (3030 & 4040) and horizontal slider (4040 & 6030) models. NFRC and WDMA Hallmark certified products.
Quantifiable outcome
- Door installation time reduced to approximately 30 minutes with pre-assembled products
- +2 more outcomes
Companies that use EXPI-DOOR Systems
Customer profileNamed customers15 records
Segments4 records
EXPI-DOOR Systems technology and API
TechnologyAPI detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
EXPI-DOOR Systems partnerships and signals
Strategic signalPartnerships
Five partnerships are on record, tiered core and minor.
- ExcelleratecoreEXPI-DOOR worked closely with Excellerate's design team to develop a custom solution based on their S700 Series door for electrical house (E-house) modular outdoor enclosures. This represents a co-development partnership for specialized applications.
- Ascent BuildingscoreAscent Buildings, a pre-engineered steel building manufacturer with over 200,000 sq. ft. of manufacturing space, has been an EXPI-DOOR customer since their inception in 2020. They chose EXPI-DOOR because both companies share similar values focusing on quality and service.
- Varco PrudenminorAmerican General Construction is an authorized builder/dealer for Varco Pruden structures and sources EXPI-DOOR doors for their projects, creating an indirect channel relationship.
- Butler Building SystemscoreLong-standing vendor relationship where EXPI-DOOR products are offered as part of Butler's building system. Multiple customer spotlights reference Butler as the connecting relationship (Briner Building, Heimburger Construction, Harman Construction, Cedar Falls Building Systems). EXPI-DOOR is positioned as an industry-leading vendor in the Butler ecosystem.
- Bay Companies (Bay Insulation Systems)coreEXPI-DOOR is part of the Bay Companies family along with Bay Insulation Systems. Both companies work together on construction projects (e.g., TLS Companies Johnson Tractor building) and share resources including careers page and Supplier Code of Conduct. Bay Companies appears to be the parent or sister company organization.
Scale indicators2 records
Recent moves6 records
Expansion highlights6 records
EXPI-DOOR Systems competitors and assessment
Company assessmentDirect peers
- Mesker Door: Commercial hollow metal door and frame manufacturer serving educational, healthcare, and commercial construction; product overlap with EXPI-DOOR's commercial steel door series and similar contractor-driven go-to-market.
- Curries (ASSA ABLOY): ASSA ABLOY hollow metal door manufacturer offering commercial steel doors and frames for healthcare, education, and commercial construction; directly comparable to EXPI-DOOR's Series 700/500/DB/200 commercial steel door portfolio.
- Steelcraft (Allegion): Allegion's hollow metal door and frame brand serving commercial, institutional, and industrial construction; directly competes with EXPI-DOOR's commercial steel door series across the same pre-engineered metal building and general contractor channels.
- Kawneer (Arconic): Arconic's architectural aluminum building products brand including storefront entrance doors and window systems; directly competes with EXPI-DOOR's storefront door and EXPI-VIEW aluminum window offerings in commercial construction.
- Deansteel Manufacturing: Family-owned commercial steel door and frame manufacturer; smaller-scale competitor with similar product mix and contractor-channel focus, mirroring EXPI-DOOR's positioning as a focused commercial door specialist.
- Ceco Door (ASSA ABLOY): ASSA ABLOY commercial steel door and frame brand; competes in the same hollow metal commercial door category that anchors EXPI-DOOR's product line, including pre-assembled and pre-hung options.
- Trulite Glass & Aluminum Solutions: Manufacturer of architectural aluminum storefront, entrance doors, and window systems for commercial construction; comparable to EXPI-DOOR's EXPI-VIEW thermally-broken window and storefront door lines.
- Republic Doors & Frames: Manufacturer of commercial hollow metal doors and frames widely used in commercial, industrial, and pre-engineered metal building construction; directly comparable product offering and customer base to EXPI-DOOR.
Broad incumbents
- Butler Manufacturing (BlueScope): Pre-engineered metal building manufacturer and EXPI-DOOR's largest channel partner; included as a peer because Butler's building program standards directly shape EXPI-DOOR's product specifications and customer integration.
Emerging players
- Windsor Window & Door: Manufacturer of wood, vinyl, and aluminum-clad windows and doors for residential and light commercial; partial overlap with EXPI-DOOR's window and wood door offerings, particularly in commercial applications.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks5 records
Key highlights7 records
Customer concentration
EXPI-DOOR Systems social profiles
Digital presenceEXPI-DOOR Systems compliance and trust
Trust signalCompliance2 records
EXPI-DOOR Systems financial estimates
Financial estimateRevenue estimate
Valuation estimate
EXPI-DOOR Systems leadership team
Management profileNumber of profiles
EXPI-DOOR Systems funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
EXPI-DOOR Systems M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about EXPI-DOOR Systems
What does EXPI-DOOR Systems do?
EXPI-DOOR Systems designs, manufactures, and supplies commercial-grade steel, fiberglass, stainless steel, plastic-reinforced, and wood doors along with thermally-broken aluminum windows for pre-engineered metal buildings. The product line spans multiple door series (Series 700, 500, DB, 200), specialty doors (Storefront, Access, Ballistic), and the EXPI-VIEW window line, sold primarily to metal building manufacturers, general contractors, and government/security end users.
Is EXPI-DOOR Systems a public or private company?
EXPI-DOOR Systems is a private company. It is currently operating.
When was EXPI-DOOR Systems founded?
EXPI-DOOR Systems was founded in 1999. It employs 11 to 50 people.
Where is EXPI-DOOR Systems based?
EXPI-DOOR Systems is headquartered in Green Bay, United States, in the North America region.
How does EXPI-DOOR Systems make money?
Two revenue lines are on record. Commercial Door Sales are the primary driver. The others are commercial Window Sales.
Who are EXPI-DOOR Systems's main competitors?
Direct peers on record are Mesker Door, Curries (ASSA ABLOY), Steelcraft (Allegion), Kawneer (Arconic), Deansteel Manufacturing, Ceco Door (ASSA ABLOY), Trulite Glass & Aluminum Solutions and Republic Doors & Frames. Butler Manufacturing (BlueScope) is listed as a broad incumbent. Windsor Window & Door is listed as an emerging player.
Does EXPI-DOOR Systems have an API?
No public API is recorded for EXPI-DOOR Systems.
What industry is EXPI-DOOR Systems in?
Its primary akta.pro industry code is IMADAIAA, Exterior Doors, with a secondary code of IMADAIAF, Commercial & Industrial Doors (Sectional, High-Speed, Fire, Security). Its NAICS code is 332321 and its SIC code is 3442.