HORIZON MECHANICAL SERVICES LLC (MD)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2014
- $352.65K
- $352,646under this UEI
- FY2026 obligations
- $196.23K†
- $196,233Provisional
- Awards and orders
- 12
- with positive net obligations
- Latest action
- Sep 15, 2026
- SAM.gov registration
- Active
- Registration expiration date Jan 29, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Apr 9, 2002 (24 years)
- Location
- Upper Marlboro, MD
- State of incorporation
- Maryland
- Website
- horizonmechanical.net
† FY2026 obligations (provisional; DoD awards signed after Jul 27, 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 27, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI KM1LJJC4M8H5. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2014. 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
- FY2026: $196,233 (provisional)
- FY2025: $50,416
- FY2024: $9,278
- FY2023: -$13,151 (de-obligation)
- FY2022: $41,871
- FY2021: $51,080
- FY2020: $2,370
- FY2019: $2,300
Show all 9 yearsEarlier years (FY2014–FY2014)
- FY2014: $12,248
Total across 9 fiscal years: $352,646
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Department of Commerce$100,204, 28.4%
- National Aeronautics and Space Administration$81,648, 23.2%
- Department of Defense$70,144, 19.9%
- Department of the Interior$69,558, 19.7%
- General Services Administration$12,248, 3.5%
Top awarding sub-agencies
- National Institute of Standards and Technology$86,170, 24.4%
- National Aeronautics and Space Administration$81,648, 23.2%
- Department of the Navy$70,144, 19.9%
- U.S. Geological Survey$69,558, 19.7%
- National Oceanic and Atmospheric Administration$14,034, 4.0%
Top NAICS by obligations
- 238220Plumbing, heating, and air-conditioning contractors$114,392, 32.4%
- 561210Facilities support services$81,648, 23.2%
Top product and service codes by obligations
- J045Maint/repair/rebuild of equipment- plumbing, heating, and waste disposal equipment$107,358, 30.4%
- R425Support- professional: engineering/technical$86,170, 24.4%
- Z1AZMaintenance of other administrative facilities and service buildings$81,648, 23.2%
- J041Maint/repair/rebuild of equipment- refrigeration, air conditioning, and air circulating equipment$46,378, 13.2%
- Z2AARepair or alteration of office buildings$20,252, 5.7%
Capabilities
NAICS codes
- 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance(primary)Small
- 238220Plumbing, Heating, and Air-Conditioning ContractorsSmall
Small: small business for that NAICS, self-certified in SAM.gov registration.
SBA certifications
No certification in the SBA profile data.
Business types self-reported in SAM.gov registration:
- Minority-Owned Business
- DOT Certified DBE
- Black American Owned
Product and service codes (PSC)
- Z1AAMaintenance, Repair & Alteration of Real Property
- Z1ABMaintenance, Repair & Alteration of Real Property
- Z1AZMaintenance, Repair & Alteration of Real Property
- Z1BCMaintenance, Repair & Alteration of Real Property
- Z1BGMaintenance, Repair & Alteration of Real Property
- Z1CAMaintenance, Repair & Alteration of Real Property
- Z1CZMaintenance, Repair & Alteration of Real Property
- Z1DAMaintenance, Repair & Alteration of Real Property
- Z1DBMaintenance, Repair & Alteration of Real Property
- Z1DZMaintenance, Repair & Alteration of Real Property
Federal Capability Statement
Horizon Mechanical Services, LLC is classified as a small business according to the statutory requirements set forth in State Finance and Procurement Article Subsections 14-501 – 14-505, Annotated Code of Maryland and our company holds MBE certifications under MDOT and SWAM. Horizon Mechanical Services LLC is a commercial air conditioning, controls, and heating service establishment. We specialize in service, commissioning, new equipment startup, maintenance and repair of York and Trane centrifugal chillers, computer room air conditioning units, VRF systems, and 100% outside air systems. Horizon holds pride in the fact that our clients are satisfied and we strive to resolve issues at hand as responsively and diligently as possible. VFD’s building HVAC DDC controls and mechanical construction projects to include retrofitting of existing building mechanical systems.
Capabilities & Services
Contracts
Latest awards and orders
- 140G0126P0333Purchase orderDepartment of the InteriorUs Geological SurveyLatest action
- 1333ND25PNB730203Purchase orderDepartment of CommerceNational Institute of Standards and TechnologyLatest action
- 80NSSC26P0878Purchase orderNational Aeronautics and Space AdministrationLatest action
- N0017326P1813Purchase orderDepartment of DefenseDepartment of the NavyLatest action
- 1333ND24PNB730115Purchase orderDepartment of CommerceNational Institute of Standards and TechnologyLatest action
- N0017322P0169Purchase orderDepartment of DefenseDepartment of the NavyLatest action
- 1305M323PNWWX0140Purchase orderDepartment of CommerceNational Oceanic and Atmospheric AdministrationLatest action
- 33314722P00478302Purchase orderSmithsonian InstitutionLatest action
- 1305M219PNWWX0134Purchase orderDepartment of CommerceNational Oceanic and Atmospheric AdministrationLatest action
- 15UC0C21P00001966Purchase orderDepartment of JusticeFederal Prison Industries / UnicorLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for HORIZON MECHANICAL SERVICES LLC lists a physical address and a separate mailing address, along with 4 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
8039 PENN RANDALL PL STE C
UPPER MARLBORO, MD, 20772
USA
Mailing Address
8039 PENN RANDALL PLACE
SUITE C
UPPER MARLBORO, MD, 20772
USA
Government Business Contact
URAL T PAYTON
PRESIDENT
8039 PENN RANDALL PLACE
SUITE C
UPPER MARLBORO, MD, 20772
USA
Electronic Business Contact
URAL T PAYTON
PRESIDENT
8039 PENN RANDALL PLACE
SUITE C
UPPER MARLBORO, MD, 20772
USA
Government Business Alternate Contact
URAL T PAYTON
PRESIDENT
8039 PENN RANDALL PLACE
SUITE C
UPPER MARLBORO, MD, 20772
USA
Electronic Business Alternate Contact
URAL T PAYTON
PRESIDENT
8039 PENN RANDALL PLACE
SUITE C
UPPER MARLBORO, MD, 20772
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
HORIZON MECHANICAL SERVICES LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires January 29, 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.govInitial Registration
Last Update
Registration Activation
Fiscal Year End
Country of Incorporation
Congressional District
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