MASTER BUILDER CONSTRUCTORS, INC. (SC)
Registration and award facts
SAM.gov registration as of
Net obligations recorded since FY2008 under this UEI: $21,773,214 across 133 awards and orders with positive net obligations.
- Net obligations since FY2008
- $21.77M
- $21,773,214under this UEI
- FY2026 obligations
- $0†
- Provisional
- Awards and orders
- 133
- with positive net obligations3 IDV vehicles held
- Latest action
- May 20, 2020
- SAM.gov registration
- Active
- Registration expiration date Sep 8, 2027
Registration
- UEI
- WMJNKBFACFJ9
- CAGE code
- 4FCE3
- Doing business as
- MASTER BUILDER CONSTRUCTORS INC
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Jul 6, 2005 (21 years)
- Location
- Hopkins, SC
- State of incorporation
- South Carolina
- Purpose of registration
- All Awards
SBA certifications
- SBA-Certified Economically Disadvantaged Women-Owned Small Business
- SBA-Certified Women-Owned Small Business
- SBA Certified HUBZone Firm
Business types self-reported in SAM.gov registration:
- Women-Owned Small Business
- Black American Owned
- Women-Owned Business
- Service-Disabled Veteran-Owned Business
- Veteran-Owned Business
- Minority-Owned Business
- Self Certified Small Disadvantaged Business
NAICS codes
- 236220Commercial and Institutional Building Construction(primary)Small
- 236115New Single-Family Housing Construction (except For-Sale Builders)Small
- 236116New Multifamily Housing Construction (except For-Sale Builders)Small
- 236118Residential RemodelersSmall
- 236210Industrial Building ConstructionSmall
- 237110Water and Sewer Line and Related Structures ConstructionSmall
Show all 24 NAICS codes18 more NAICS codes
- 237130Power and Communication Line and Related Structures ConstructionSmall
- 237310Highway, Street, and Bridge ConstructionSmall
- 237990E
- 238110Poured Concrete Foundation and Structure ContractorsSmall
- 238120Structural Steel and Precast Concrete ContractorsSmall
- 238140Masonry ContractorsSmall
- 238160Roofing ContractorsSmall
- 238190Other Foundation, Structure, and Building Exterior ContractorsSmall
- 238210Electrical Contractors and Other Wiring Installation ContractorsSmall
- 238220Plumbing, Heating, and Air-Conditioning ContractorsSmall
- 238310Drywall and Insulation ContractorsSmall
- 238320Painting and Wall Covering ContractorsSmall
- 238330Flooring ContractorsSmall
- 238350Finish Carpentry ContractorsSmall
- 238390Other Building Finishing ContractorsSmall
- 238910Site Preparation ContractorsSmall
- 238990E
- 561210Facilities Support ServicesSmall
Small: small business for that NAICS, self-certified in SAM.gov registration.
Federal contract obligations
Net obligations recorded under this UEI since FY2008. Top lists show the largest five by share of this vendor's net obligations; the shares do not sum to 100%.
Net obligations by fiscal year of action
- FY2020: -$149,634 (de-obligation)
- FY2019: $1,480,612
- FY2018: $1,632,591
- FY2017: $1,083,138
- FY2016: $1,502,952
- FY2015: $618,055
- FY2014: $1,052,302
- FY2013: $1,557,939
Show all 13 yearsEarlier years (FY2008–FY2012)
- FY2012: $1,240,977
- FY2011: $5,485,900
- FY2010: $1,158,920
- FY2009: $1,768,002
- FY2008: $3,341,460
Total across 13 fiscal years: $21,773,214
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Department of Defense$10,968,359, 50.4%
- Department of Veterans Affairs$5,486,037, 25.2%
- General Services Administration$3,976,595, 18.3%
- Department of the Interior$1,342,224, 6.2%
Top awarding sub-agencies
- Department of the Army$6,702,017, 30.8%
- Department of Veterans Affairs$5,486,037, 25.2%
- Public Buildings Service$3,976,595, 18.3%
- Department of the Navy$3,713,159, 17.1%
- National Park Service$1,342,224, 6.2%
Top NAICS by obligations
- 236220Commercial and institutional building construction$9,629,168, 44.2%
- 237110Water and sewer line and related structures construction$5,006,567, 23.0%
- 238220Plumbing, heating, and air-conditioning contractors$2,423,951, 11.1%
- 238990All other specialty trade contractors$1,163,934, 5.3%
- 237990Other heavy and civil engineering construction$1,146,216, 5.3%
Top product and service codes by obligations
- Y245Construct/water supply$3,224,600, 14.8%
- Z141Maint-rep-alt/hospitals & infirmary$2,378,796, 10.9%
- Z2AARepair or alteration of office buildings$2,281,260, 10.5%
- Y244Construct/sewage & waste$1,721,081, 7.9%
- Z111Maint-rep-alt/office bldgs$1,513,569, 7.0%
† FY2026 obligations (provisional; DoD awards signed after Jul 22, 2026 are not yet public).
Contract actions that the Department of Defense both funds and awards are withheld at the source for 90 days, so DoD awards signed after Jul 22, 2026 are not yet public.
Latest awards and orders
- 47PE0619C0016Definitive contractGeneral Services AdministrationPublic Buildings ServiceLatest action
- VA24716J3105Delivery orderunder an indefinite delivery contract (IDC)Department of Veterans AffairsLatest action
- VA24716J3093Delivery orderunder an indefinite delivery contract (IDC)Department of Veterans AffairsLatest action
- 47PE0619C0014Definitive contractGeneral Services AdministrationPublic Buildings ServiceLatest action
- 47PE0619P0015Purchase orderGeneral Services AdministrationPublic Buildings ServiceLatest action
- N6945019C2506Definitive contractDepartment of DefenseDepartment of the NavyLatest action
- 47PE0619C0004Definitive contractGeneral Services AdministrationPublic Buildings ServiceLatest action
- 47PE0619C0009Definitive contractGeneral Services AdministrationPublic Buildings ServiceLatest action
- 47PE0619C0007Definitive contractGeneral Services AdministrationPublic Buildings ServiceLatest action
- 47PE0618C0042Definitive contractGeneral Services AdministrationPublic Buildings ServiceLatest action
Other contractors in South Carolina with primary NAICS 236220
- Hsgs-Ameresco, LLCSummerville, SC
- Boyer Commercial Construction IncColumbia, SC
- Harbor Services, IncNorth Charleston, SC
- Medpro Systems LLCMount Pleasant, SC
- Brantley Construction Services, LLCNorth Charleston, SC
- Pyramid Contracting LLCIrmo, SC
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI WMJNKBFACFJ9. GovChime does not check exclusions.
Key Performance Statistics
View obligations by year, agencies and performance history
Capabilities
NAICS Codes
See all industry codes with contract counts
Product/Service Codes
As of . Source: SAM.gov Goods & Services.
No PSC codes reported
Certifications
SBA Certifications
Self-Certifications
Business Types
Federal Capability Statement
Commercial and industrial building construction. Power and communication line construction. Residential construction. Highway and street construction. Electrical construction services. Infrastructure for electrical and communciations ductbanks.
Capabilities & Services
Contracts
Explore federal contract awards with detailed transaction history
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for MASTER BUILDER CONSTRUCTORS, INC. lists a physical address and a separate mailing address, along with 6 verified points of contact. Past Performance contacts are the recommended outreach channel for due-diligence references; Government Business contacts handle procurement-facing correspondence.
Source: SAM.gov entity registration. Contacts displaying numeric or placeholder names have been filtered (defense-in-depth).
Physical Address
6813 BLUFF RD
HOPKINS, SC, 29061
USA
Mailing Address
6813 BLUFF ROAD
HOPKINS, SC, 29061
USA
Government Business Contact
Kevin Seery
Operations Manager
6813 Bluff Road
Hopkins, SC, 29061
USA
Electronic Business Contact
Kevin Seery
Operations Manager
6813 Bluff Road
Hopkins, SC, 29061
USA
Past Performance Contact
Kevin Seery
Operations Manager
6813 Bluff Road
Hopkins, SC, 29061
USA
Government Business Alternate Contact
MARCELLA A Sumter
President
6813 BLUFF ROAD
Hopkins, SC, 29061
USA
Electronic Business Alternate Contact
MARCELLA A Sumter
President
6813 BLUFF ROAD
Hopkins, SC, 29061
USA
Past Performance Alternate Contact
MARCELLA A Sumter
President
6813 BLUFF ROAD
Hopkins, SC, 29061
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
MASTER BUILDER CONSTRUCTORS, INC. has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires September 8, 2027.
Source: SAM.gov entity registration (FAR responses, registration status). Always verify active exclusions against the authoritative record on SAM.gov before contract award.
Compliance & Risk Assessment
Source: SAM.gov FAR responsesSuspension/Debarment Status
SAM.gov registration reports no active exclusion
Public Display
Entity information is publicly displayed
Disaster Relief Registry
Not registered for disaster relief
Bonding Information
No bonding information provided
EDI
Not declared in SAM.gov
Business Structure
Source: SAM.govRegistration Details
Source: SAM.govDate Founded
Initial Registration
Last Update
Registration Activation
Registration Expiration
Fiscal Year End
State of Incorporation
Country of Incorporation
Congressional District
Entity Website