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AMERICAN MECHANICAL SERVICES OF MARYLAND, L.L.C.

UEI W5UXLGNU8J37CAGE 5NY43Company website ↗

Active
Small Business

Overview

Legal name
AMERICAN MECHANICAL SERVICES OF MARYLAND, L.L.C.
Also known as
AMERICAN MECHANICAL SERVICES OF MARYLAND FAIRFAX CO
Registered location
LAUREL, MD, USA
Website
Company website ↗
Primary NAICS
238220 — Plumbing, Heating, and Air-Conditioning Contractors
Latest award activity
Jul 15, 2026
Read company summary

AMERICAN MECHANICAL SERVICES OF MARYLAND, L.L.C. is associated with UEI W5UXLGNU8J37 and CAGE 5NY43 in public federal records. AcornBids currently links 10 prime awards totaling $2.7M in obligations to this entity. Its largest recorded federal customer by obligations is Smithsonian Institution. Its recorded federal awards include work classified as Facilities Support Services; Plumbing, Heating, and Air-Conditioning Contractors. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 238220 (Plumbing, Heating, and Air-Conditioning Contractors). Its public SAM.gov registration lists LAUREL, MD, USA.

At a glance

Lifetime prime obligations$2.7M
Prime awards10
Awards with future end dates0
Top-agency concentration
Not available

Why this customer concentration

Detailed agency totals are not available in this stored profile.

Largest positive coded-agency total ÷ all positive coded-agency totals × 100

Missing data is shown as unavailable.

Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Oct 14, 2026. Refresh pending; these totals may be out of date.

Business information

Public SAM.gov registration details.

Legal name
AMERICAN MECHANICAL SERVICES OF MARYLAND, L.L.C.
Doing business as
AMERICAN MECHANICAL SERVICES OF MARYLAND FAIRFAX CO
UEI
W5UXLGNU8J37
CAGE
5NY43
Registered address
13300 MID ATLANTIC BLVD, LAUREL, MD, 20708, USA
Registration status
Active
Primary NAICS
238220 — Plumbing, Heating, and Air-Conditioning Contractors
SAM activation
Dec 8, 2025
Initial registration
Sep 1, 2009
Entity start
Jun 29, 2006
SAM updated
Dec 8, 2025
Registration expires
Dec 4, 2026
Fiscal year end
Dec 30
Place of incorporation
MD, USA

View SAM.gov source

Research brief

Source facts

  • Loaded prime-award records link 10 awards and $2,691,572 in reported obligations to this legal entity. Source
  • Recorded awards include Facilities Support Services (NAICS 561210); this classification is not proof of every company capability. Source
  • An example award describes: ES GLO DEHUMIDIFIER REPLACEMENT Source

Federal award analysis

Net transaction obligations by federal fiscal period.

Selected transaction obligations$1.9M
Prime contracts
$151.7KFY2023$127.8KFY2024$1.4MFY2025$193.1KFY2026

Reported transaction obligations by federal fiscal period; includes deobligations. Missing transactions are not estimated. Coverage: 10 of 10 selected awards. Select a period to explore its awards.

Explore funding & geography →View quarterly funding

Recent federal awards

Prime contract awards. Select an award to review its history and source evidence.

Award / descriptionAwarding agencyObligationsStart dateEnd date
140L0626F0044ES GLO DEHUMIDIFIER REPLACEMENTDepartment of the Interior$9.1KJul 15, 2026Aug 13, 2026
33313219P00411375IGF::CL,CT::IGF PREVENTIVE MAINTENANCE&REMEDIAL REPAIRS ON SI BOILERSSmithsonian Institution$2.0MOct 12, 2018Feb 28, 2026
33313225P00529792NMZ - SERVICES,NATURAL HISTORY BUILDING (COTR)B. SPENCERSmithsonian Institution$32.4KSep 22, 2025Jan 31, 2026
140L0125F0074DEHUMIDIFIER UNIT REPAIRDepartment of the Interior$3.3KAug 27, 2025Oct 15, 2025
20341223C00003QUARTERLY PREVENTIVE MAINTENANCE AND EMERGENCY SUPPORT SERVICES FOR A/C UNITSDepartment of the Treasury$413.6KSep 30, 2023Sep 29, 2026
33315625P00523900MAINTENANCE AGREEMENT CFCH WAREHOUSE HVAC SYSTEMS 2025Smithsonian Institution$14.3KAug 11, 2025Aug 11, 2025
33313225P00520958NMZ - SERVICES,NATURAL HISTORY BUILDING (COTR)B. SPENCERSmithsonian Institution$63.4KMay 20, 2025Dec 15, 2025
20341220P00011QUARTERLY MAINTENANCE AGREEMENT TO MAINTAIN,REPAIR AND REPLACE AND DEFECTIVE OR BROKEN PARTS ON CRITICAL SUPPLEMENTAL A/C UNITS LISTED IN THE ATTACHED PWS AS WELL AS EMERGENCY…Department of the Treasury$145.3KMay 1, 2020Sep 29, 2023
33313225P00520967NMZ - SERVICES,NATURAL HISTORY BUILDING (COTR)B. SPENCERSmithsonian Institution$35.2KFeb 24, 2025Jun 30, 2025
33313225P00516566TITLE V TESTING ON (3) CLEAVER BROOKS BOILERSSmithsonian Institution$16.1KOct 23, 2024Nov 20, 2024
Explore, filter and export all awards →SubcontractsGrants & subgrants

Registration, certifications & contacts

Registration evidenceDate
SAM updatedDec 8, 2025
Source loadedSep 26, 2026
Initial registrationSep 1, 2009
Entity startJun 29, 2006

Registration classifications: Small Business. These are separate from the reported certificates above.

IndustryReported size status
238220 — Plumbing, Heating, and Air-Conditioning ContractorsNot reported
333415 — Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment ManufacturingNot reported
561210 — Facilities Support ServicesNot reported
811310 — Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and MaintenanceNot reported
ContactRolePublished contact methodsEvidenceSource date
RAY HOOVERGovernment businessContact method not publishedSAM registrationNot available
RAY HOOVERAlternate government businessContact method not publishedSAM registrationNot available
RAY HOOVERElectronic businessContact method not publishedSAM registrationNot available
DAWN COLLINSAlternate electronic businessContact method not publishedSAM registrationNot available
Registered industries
  • 238220 — Plumbing, Heating, and Air-Conditioning Contractors
  • 333415 — Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
  • 561210 — Facilities Support Services
  • 811310 — Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance

Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source

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2 shared agency customer(s); Shared work: 238220 — Plumbing, Heating, and Air-Conditioning Contractors, 561210 — Facilities Support Services; Average reported award size within 0.5–2× in matching records. Counts and amounts describe sampled matching awards, not the company’s full history.
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2 shared agency customer(s); Shared work: 238220 — Plumbing, Heating, and Air-Conditioning Contractors, 561210 — Facilities Support Services. Counts and amounts describe sampled matching awards, not the company’s full history.
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2 shared agency customer(s); Shared work: 238220 — Plumbing, Heating, and Air-Conditioning Contractors, 561210 — Facilities Support Services. Counts and amounts describe sampled matching awards, not the company’s full history.
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3 shared agency customer(s); Shared work: 561210 — Facilities Support Services; Average reported award size within 0.5–2× in matching records. Counts and amounts describe sampled matching awards, not the company’s full history.
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KAIVA SERVICES, LLC

1 shared agency customer(s); Shared work: 238220 — Plumbing, Heating, and Air-Conditioning Contractors, 561210 — Facilities Support Services; Average reported award size within 0.5–2× in matching records. Counts and amounts describe sampled matching awards, not the company’s full history.
18 awards

About AMERICAN MECHANICAL SERVICES OF MARYLAND, L.L.C.

What products and services appear in its federal awards?

Recorded award industries: 561210 — Facilities Support Services; 238220 — Plumbing, Heating, and Air-Conditioning Contractors.

Recorded products and services: J099 — Maintenance, Repair and Rebuilding of Equipment: Miscellaneous; J041 — Maintenance, Repair and Rebuilding of Equipment: Refrigeration, Air Conditioning, and Air Circulating Equipment; Z1EB — MAINTENANCE OF MAINTENANCE BUILDINGS.

Examples from recent award records:

These records describe federal award work, not every company capability. Review the award evidence.

Where is the company registered?

13300 MID ATLANTIC BLVD, LAUREL, Maryland 20708, United States

Registered location from SAM.gov; award performance locations may differ.

Explore related contractor directories

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Data coverage and methodology

Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.

Disclosed relationships only. Missing records do not establish that a contractor has no partners. Ambiguous parent award identifiers are excluded.

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