ESA South
- Company typePrivate
- Founded1999
- HeadquartersCantonment, United States
- Headcount51–100
- GTM typeB2B
- OfferingServices
What ESA South does
ESA South is a privately held, veteran-owned design-build construction firm founded in 1999 by Marine Corps Veterans Malcolm Gibson and Sean P. Harmon. Headquartered in Cantonment, Florida, the company delivers design-build construction services for federal, military, healthcare, and disaster relief projects across the United States, with individual contract values reaching $50M+ and bonding capacity of $150M individually and $400M aggregate. The firm reports more than 200 completed projects and recently transitioned into the SBA 'large business' category.
The core technology is a design-build delivery methodology backed by in-house professional engineers and partnerships with architecture and engineering firms. Specialized capabilities include healthcare construction under ICRA/IAQ/ILSM compliance, 24-hour disaster relief deployment for blue roof installation and debris management (active since 2004), and rapid repair services. Notable engagements include the VA Community Based Outpatient Clinic at Eglin AFB, the Fox-ESA JV VA EHRM Infrastructure Upgrade in Butler, PA, and the NAVO UPS System Replacement at Stennis Space Center. The Fox-ESA JV extends the firm's bidding capacity for large combined-capability federal contracts.
ESA South generates revenue primarily through one-time design-build construction contracts with federal agencies and military installations, supplemented by professional services revenue from disaster relief deployments. Distribution is direct enterprise field sales into government procurement channels (GSA schedules, RFPs, federal contracting), with no channel intermediaries. Marketing relies on a company website, blog showcasing recent awards and projects, an email newsletter, and earned media via Associated Builders and Contractors recognition (2026 National Top Performer; 2025 ABC Accredited Quality Contractor). The firm is currently hiring and has signaled geographic expansion, including new offices across the U.S.
ESA South firmographics
Firmographics- Name
- ESA South
- Legal name
- ESA South
- Website
- https://esasouth.net
- Company type
- Private
- Founded year
- 1999
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Ownership category
- akta.pro rank
Where ESA South is headquartered
LocationHeadquarters
- HQ city
- Cantonment
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
ESA South business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Supply Chain, Operations, Marketing or Sales, Infrastructure
Revenue model
- Design-Build Construction Projects: ESA South generates primary revenue through design-build construction contracts for federal, military, healthcare facilities, disaster relief, and rapid repair projects. Projects range up to $50M+ individually with a bonding capacity of $150M individually and $400M aggregate.
- Disaster Relief Services: Ongoing disaster relief service contracts providing blue roof installation, debris management, and rapid repair services. The company maintains state of readiness for rapid deployment capabilities.
Go-to-market motion1 record
Distribution channels3 records
Marketing channels3 records
ESA South product offering
Product offeringCore offering
ESA South is a veteran-owned design-build construction firm delivering comprehensive design-build construction services for federal agencies, military installations, healthcare facilities, and disaster relief operations. The company maintains in-house professional engineers and partners with architecture and engineering firms to provide turnkey project delivery, with individual project values reaching $50M+ supported by a bonding capacity of $150M individually and $400M aggregate. Specialized capabilities include healthcare construction with ICRA/IAQ/ILSM compliance and 24-hour rapid deployment for disaster relief including blue roof installation, debris management, and rapid repair.
Product overview
ESA South operates as a unified construction and engineering services company offering design-build construction, healthcare facility construction, disaster relief services, and temporary housing solutions. The company specializes in Federal, Military, and Healthcare Facilities projects worldwide. Core offerings include design-build construction with in-house professional engineers and partner architecture/engineering firms, specialized healthcare construction with ICRA/IAQ/ILSM protocols, and disaster relief services capable of 24-hour deployment for blue roof, debris management, and rapid repair. The Fox-ESA JV represents a strategic joint venture for delivering specific government and military projects.
Differentiator
Problem solved
Functional benefit
Products and services
- Design-Build Construction Services
Quantifiable outcome
- Rapid deployment capability: boots on the ground within 24 hours for disaster relief
- +2 more outcomes
Companies that use ESA South
Customer profileNamed customers4 records
Segments3 records
Ideal customer profiles3 records
ESA South technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
ESA South partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- Fox-ESA JVcoreJoint venture partnership between Fox and ESA South for pursuing combined construction projects. The Fox-ESA JV was awarded the VA EHRM Infrastructure Upgrade Project in Butler, PA, demonstrating the partnership's effectiveness in securing large federal contracts requiring combined capabilities.
Scale indicators5 records
Recent moves6 records
Expansion highlights5 records
ESA South competitors and assessment
Company assessmentDirect peers
- RQ Construction: RQ Construction is a design-build firm specializing in federal healthcare, military, and government facility construction. Highly comparable to ESA South in target customer base (DoD, VA), design-build delivery model, and federal contracting focus.
- Haskell: Haskell is an integrated design-build firm with strong federal, healthcare, and commercial/industrial construction practices. Comparable to ESA South through its design-build delivery model and federal/healthcare customer focus.
- Manhattan Construction: Manhattan Construction is a family-owned general contractor with strong federal, institutional, and sports/public assembly practices. Comparable to ESA South in family/veteran ownership culture, federal contracting focus, and mid-sized federal project pursuit.
Broad incumbents
- Gilbane Building Company: Gilbane is a large, family-owned construction firm with significant federal, institutional, and healthcare building practices. Comparable to ESA South in healthcare/federal focus but operates at substantially larger scale and broader geographic footprint.
- Hensel Phelps: Hensel Phelps is a major design-build general contractor with substantial federal, healthcare, and aviation work. Comparable to ESA South in design-build methodology and federal/healthcare customer base, but at significantly larger scale.
- HITT Contracting: HITT Contracting is a commercial construction firm with strong government and healthcare practices. Comparable to ESA South in federal/healthcare construction focus but operates at larger scale and broader market.
- Clark Construction Group: Clark Construction is a major general contractor with deep federal, healthcare, and institutional portfolios. Comparable to ESA South in customer base (federal agencies, healthcare systems) but at substantially larger scale and broader delivery capabilities.
- Sundt Construction: Sundt Construction is an employee-owned general contractor with significant federal, healthcare, and infrastructure work. Comparable to ESA South in federal contracting focus and design-build delivery approach, but at larger scale.
- Brasfield & Gorrie: Brasfield & Gorrie is a large general contractor with substantial healthcare and institutional building practices. Comparable to ESA South in healthcare construction focus but operates at significantly larger scale across broader geographies.
- The Walsh Group: The Walsh Group (Walsh Construction) is a major design-build firm with federal, institutional, and transportation infrastructure work. Comparable to ESA South in design-build delivery and federal customer focus, but at substantially larger scale.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights7 records
Customer concentration
ESA South financial estimates
Financial estimateRevenue estimate
Valuation estimate
ESA South leadership team
Management profileNumber of profiles
Profiles2 records
ESA South funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
ESA South 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 ESA South
What does ESA South do?
ESA South is a veteran-owned design-build construction firm delivering comprehensive design-build construction services for federal agencies, military installations, healthcare facilities, and disaster relief operations. The company maintains in-house professional engineers and partners with architecture and engineering firms to provide turnkey project delivery, with individual project values reaching $50M+ supported by a bonding capacity of $150M individually and $400M aggregate. Specialized capabilities include healthcare construction with ICRA/IAQ/ILSM compliance and 24-hour rapid deployment for disaster relief including blue roof installation, debris management, and rapid repair.
Is ESA South a public or private company?
ESA South is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was ESA South founded?
ESA South was founded in 1999. It employs 51 to 100 people.
Where is ESA South based?
ESA South is headquartered in Cantonment, United States, in the North America region.
How does ESA South make money?
Two revenue lines are on record. Design-Build Construction Projects are the primary driver. The others are disaster Relief Services.
Who are ESA South's main competitors?
Direct peers on record are RQ Construction, Haskell and Manhattan Construction. Broad incumbents are Gilbane Building Company, Hensel Phelps, HITT Contracting, Clark Construction Group, Sundt Construction, Brasfield & Gorrie and The Walsh Group.
Does ESA South have an API?
No public API is recorded for ESA South.