Sunbelt Modular
- Company typePrivate
- Founded1995
- HeadquartersPhoenix, United States
- Headcount101–250
- GTM typeB2B
- OfferingHardware or Manufacturing
Sunbelt Modular firmographics
Firmographics- Name
- Sunbelt Modular
- Legal name
- Sunbelt Modular, Inc.
- Website
- https://sunbeltmodular.com
- Company type
- Private
- Founded year
- 1995
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Ownership category
- akta.pro rank
Sunbelt Modular industry classification
Industry- Product category
- Modular Construction
- NAICS
- Other Specialized Design Services (541490)
- SIC
- Prefabricated Metal Buildings & Components (3448)
- akta.pro primary industry
- Modular/Offsite General Contracting & Installation (IMAFAAAK)
Keywords
Where Sunbelt Modular is headquartered
LocationHeadquarters
- HQ city
- Phoenix
- HQ country
- United States
- HQ region
- North America
Offices2 records
Markets served
Sunbelt Modular business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Infrastructure, Technology or R&D, Marketing or Sales
Revenue model
- Modular Building Sales: Sale of custom modular buildings to commercial, residential, healthcare, education, government and other sectors. Buildings are custom-made to specifications and delivered as complete modular units.
- Dealer/Partner Network: Wholesale modular building management working with dealerships to share resources, knowledge, and best practices across Sunbelt companies
- Leased Modular Buildings: Some projects involve leased, relocatable buildings that can be repurposed post-project (e.g., 11-Mile Solar project)
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Custom quotation-based pricing |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels6 records
Sunbelt Modular product offering
Product offeringCore offering
Sunbelt Modular is a wholesale modular building management company that designs, manufactures, and distributes custom modular buildings through a network of 15 subsidiary manufacturing brands and 220+ dealer partners across North America. The company produces commercial-grade modular structures across eight market segments — Commercial, Religious Institutions, Education, Data Centers, Healthcare, Government/Military, Residential, and Energy — with sizes ranging from small restroom facilities to 86,400 sq. ft. dormitory complexes. Sunbelt's distinctive capability is converting traditional site-built architectural plans into modular-friendly designs, allowing faster delivery (30-50% quicker than traditional construction) while maintaining full customization and code compliance.
Product overview
Sunbelt Modular is a wholesale modular building management company comprising 15 subsidiary manufacturing brands (including Britco Structures, C&B Custom Modular, Northwest Modular, Specialized Structures, ProMod Manufacturing, Phoenix Modular, ProBox, Southeast Modular Manufacturing, Mr. Steel, Indicom Building Inc., Amtex Manufacturing, and Whitley Manufacturing) that share resources, knowledge, and best practices. The company operates as a unified platform delivering modular construction solutions across eight distinct market segments: Commercial, Religious Institutions, Education, Data Centers, Healthcare, Government/Military, Residential, and Energy. Each subsidiary specializes in specific building types—ProMod and Specialized Structures focus on healthcare and government facilities; Southeast Modular and Whitley Manufacturing handle residential and educational projects; Phoenix Modular and Indicom serve energy sector clients; while Britco provides workforce housing solutions. The portfolio ranges from 144 sq. ft. restroom facilities to 86,400 sq. ft. dormitory complexes, serving all 50 U.S. states and provinces with over 220 partners across North America.
Differentiator
Problem solved
Functional benefit
Brands
- Britco Manufacturing: One of the Sunbelt companies producing modular buildings
- C&B Custom Modular
- Northwest Modular
- Specialized Structures
- ProMod Manufacturing
- Phoenix Modular
- probox
- Southeast Modular Manufacturing
- Mr. Steel
- Indicom Building Inc.
- AmTex Manufacturing
- Whitley Manufacturing
Products and services
- Healthcare Modular Buildings Comprehensive healthcare facility solutions including oncology centers, cancer institutes, radiation treatment centers, dialysis clinics, MRI facilities, emergency departments, behavioral health centers, dental clinics, and hyperbaric chambers, with sizes ranging from 1,750 sq. ft. to 16,000 sq. ft. Built for hospitals, clinics, and healthcare providers requiring code-compliant medical environments.
- Education Modular Buildings Educational facilities for K-12 schools and universities including classrooms, daycares, development centers, press boxes, and school buildings. Solutions range from temporary classrooms (3,600 sq. ft.) to permanent multi-story educational facilities such as a 21,000 sq. ft. four-story college dormitory delivered in under 90 days.
- Government/Military Modular Buildings Government and military facilities including military ops training centers, communication enclosures, FLETC dormitories and training centers, and public infrastructure. Delivered projects include an 86,400 sq. ft. two-story dormitory for Federal Law Enforcement Training Centers, a 2,800 sq. ft. K9 facility for NYPD, and a 58,750 sq. ft. military operations training facility.
- Data Center Modular Buildings Sensitive Compartmented Information Facilities (SCIF) meeting strict U.S. government security standards with reinforced steel, anti-tampering systems, and continuous backup power. Delivered projects include a 5,361 sq. ft. SCIF data center for government clients.
- Residential Modular Buildings Residential solutions including ADU villages, multi-family complexes, transitional housing, affordable housing, and workforce housing. Delivered projects include the Ocean Cay 3-story complex (14,784 sq. ft. per building), the Seahorse Village ADU project (31 units), and the Clara Brown Commons transitional housing community center.
- Energy Sector Modular Buildings Modular solutions for energy sector including solar farm offices, oil rig housing, and nuclear facility offices. Delivered projects include an 8,256 sq. ft. solar office complex for the 11-Mile Solar Project, a 1,440 sq. ft. solar farm office in Rapid City SD, and a 36,480 sq. ft. nuclear power plant office.
- Commercial Modular Buildings Commercial facilities for offices, retail, hospitality, and lodging. Delivered projects include Tres Rios Lodge (16,800 sq. ft., 130 workers), airline locker rooms, credit unions, golf facilities, and three 3-story modular buildings (14,784 sq. ft. each) for Ocean Cay cruise-line employee housing.
- Religious Institution Modular Buildings Modular buildings for religious organizations including churches, sanctuaries, and worship facilities with classroom spaces, designed to meet community facility needs and budget considerations.
Quantifiable outcome
- 30-50% faster construction timeline
- +5 more outcomes
Companies that use Sunbelt Modular
Customer profileNamed customers8 records
Segments8 records
Ideal customer profiles6 records
Sunbelt Modular technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
Sunbelt Modular partnerships and signals
Strategic signalScale indicators7 records
Recent moves6 records
Expansion highlights5 records
Sunbelt Modular competitors and assessment
Company assessmentDirect peers
- Triumph Modular: Northeast US-based modular building provider offering lease and sale of modular offices, classrooms, and commercial space. Direct competitor in modular sales and leasing for commercial and education customers with overlapping geographies.
- Guerdon Modular Buildings: US-based modular manufacturer of large-scale multi-story commercial, hotel, housing, and education buildings using factory-built technology. Direct peer in modular construction of multi-story permanent buildings (apartments, hotels, dormitories), serving similar West Coast developers and institutional customers.
- ATCO Structures & Logistics: ATCO manufactures and leases modular workforce housing, offices, classrooms, and healthcare buildings across North America and globally. Direct peer in modular manufacturing for energy/oil & gas workforce housing, education, and government, with comparable scale and vertical breadth.
- Vesta Modular: US modular building provider offering leasing and sales of modular offices, modular restaurants, and custom commercial modular structures. Direct peer in commercial modular lease/sale with comparable mid-market customer base.
Broad incumbents
- WillScot: WillScot is the largest North American provider of mobile offices and modular space, including lease and sale of prefabricated buildings across commercial, industrial, and government verticals. Directly comparable to Sunbelt in modular leasing/sales for workforce housing, offices, and government, though WillScot is much larger and lease-focused.
- McGrath RentCorp: Parent of Mobile Modular Portable Storage and other modular rental businesses serving commercial, education, healthcare, and government customers in North America. Closely comparable in product offering (modular building rentals and sales) and customer base to Sunbelt, though more lease-weighted.
- Modulaire Group: Pan-European modular space services provider offering rental and sale of prefabricated buildings across construction, industrial, education, and public sectors. Comparable in modular leasing and sale model and end-market diversity, though geographically focused on Europe.
- Algeco: European-headquartered leader in modular space rental and permanent modular construction serving construction, education, and government customers. Comparable in product category (modular buildings for sale and lease) and end markets, though Algeco's footprint is weighted toward Europe.
Emerging players
- Boxabl: US-based modular housing startup focused on factory-built foldable homes for residential and workforce housing markets. Comparable in factory-built residential modular, though narrower product line and earlier-stage scale than Sunbelt's residential segment.
Others
- Whitley Manufacturing (acquired): Whitley Manufacturing, now a Sunbelt subsidiary acquired July 2025, designs and produces modular buildings for military, education, commercial, and industrial customers. Most relevant as an internal comp showing how Sunbelt's roll-up playbook is unfolding within the platform.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks2 records
Key highlights7 records
Customer concentration
Sunbelt Modular financial estimates
Financial estimateRevenue estimate
Valuation estimate
Sunbelt Modular leadership team
Management profileNumber of profiles
Sunbelt Modular subsidiaries and ownership
Company hierarchySubsidiaries12 records
Sunbelt Modular funding detail
Funding detailFunding overview
Funding rounds1 record
Investors2 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Sunbelt Modular M&A and investment
M&A and investmentM&A2 records
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Sunbelt Modular
What does Sunbelt Modular do?
Sunbelt Modular is a wholesale modular building management company that designs, manufactures, and distributes custom modular buildings through a network of 15 subsidiary manufacturing brands and 220+ dealer partners across North America. The company produces commercial-grade modular structures across eight market segments — Commercial, Religious Institutions, Education, Data Centers, Healthcare, Government/Military, Residential, and Energy — with sizes ranging from small restroom facilities to 86,400 sq. ft. dormitory complexes. Sunbelt's distinctive capability is converting traditional site-built architectural plans into modular-friendly designs, allowing faster delivery (30-50% quicker than traditional construction) while maintaining full customization and code compliance.
Is Sunbelt Modular a public or private company?
Sunbelt Modular is a private company. It is classified as private equity controlled and is currently operating.
When was Sunbelt Modular founded?
Sunbelt Modular was founded in 1995. It employs 101 to 250 people.
Where is Sunbelt Modular based?
Sunbelt Modular is headquartered in Phoenix, United States, in the North America region.
How does Sunbelt Modular make money?
Three revenue lines are on record. Modular Building Sales are the primary driver. The others are dealer/Partner Network and leased Modular Buildings.
Who are Sunbelt Modular's main competitors?
Direct peers on record are Triumph Modular, Guerdon Modular Buildings, ATCO Structures & Logistics and Vesta Modular. Broad incumbents are WillScot, McGrath RentCorp, Modulaire Group and Algeco. Boxabl is listed as an emerging player. Whitley Manufacturing (acquired) is listed as an others.
Does Sunbelt Modular have an API?
No public API is recorded for Sunbelt Modular.
What industry is Sunbelt Modular in?
Sunbelt Modular's product category is Modular Construction. Its primary akta.pro industry code is IMAFAAAK, Modular/Offsite General Contracting & Installation. Its NAICS code is 541490 and its SIC code is 3448.