GovChime
UEI: YKHNBNMYPAN5 • CAGE: 0NVU5

MESA ENERGY SYSTEMS, INC (CA)

DBA: EMCOR SERVICES MESA ENERGY

Registration and award facts

SAM.gov registration as of

Net obligations since FY2008
$104.07M
$104,074,661under this UEI
FY2026 obligations
$308.71K
$308,706Provisional
Awards and orders
174
with positive net obligations5 IDV vehicles held
Latest action
Sep 4, 2026
SAM.gov registration
Active
Registration expiration date Sep 24, 2027

Registration

Doing business as
EMCOR SERVICES MESA ENERGY
Entity structure
Corporate Entity (Not Tax Exempt)
Business start date
Jul 30, 1985 (41 years)
Location
Irvine, CA
State of incorporation
California
Purpose of registration
All Awards
Website
emcorgroup.com

† FY2026 obligations (provisional; DoD awards signed after Jul 28, 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 28, 2026 are not yet public.

All federal contractors in CaliforniaHow these figures are built

Source: SAM.gov entity registration and FPDS contract actions recorded under UEI YKHNBNMYPAN5. GovChime does not check exclusions.

Performance

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

  • FY2026: $308,706 (provisional)
  • FY2025: $2,529,032
  • FY2024: $8,650,134
  • FY2023: $3,784,340
  • FY2022: $3,787,322
  • FY2021: $150,951
  • FY2020: $772,848
  • FY2019: $1,196,019
Show all 19 years
  • FY2018: $3,837,739
  • FY2017: $2,179,569
  • FY2016: $572,222
  • FY2015: $31,216,973
  • FY2014: $1,770,826
  • FY2013: $23,637,895
  • FY2012: $7,841,760
  • FY2011: $1,008,228
  • FY2010: $10,248,984
  • FY2009: $321,355
  • FY2008: $259,760

Total across 19 fiscal years: $104,074,661

Top awarding agencies

Top awarding sub-agencies

Top NAICS by obligations

Top product and service codes by obligations

  • Z2NZRepair or alteration of other utilities$33,046,708, 31.8%
  • Z2JZRepair or alteration of miscellaneous buildings$17,147,122, 16.5%
  • Y1PZConstruction of other non-building facilities$14,866,809, 14.3%
  • Z111Maint-rep-alt/office bldgs$9,926,748, 9.5%
  • Y1AZConstruction of other administrative facilities and service buildings$7,821,904, 7.5%

Capabilities

SBA certifications

No certification in the SBA profile data.

Contracts

Latest awards and orders

  1. 36C26126P1131Purchase orderDepartment of Veterans AffairsLatest action
  2. 75H70323P00010Purchase orderDepartment of Health and Human ServicesIndian Health ServiceLatest action
  3. 70Z03726PLALB0049Purchase orderDepartment of Homeland SecurityU.S. Coast GuardLatest action
  4. 15B61926P00000058Purchase orderDepartment of JusticeFederal Prison System / Bureau of PrisonsLatest action
  5. GS21F0068WFederal supply schedule (FSS)VehicleGeneral Services AdministrationFederal Acquisition ServiceLatest action
  6. 36C26226P0821Purchase orderDepartment of Veterans AffairsLatest action
  7. 15B61926P00000057Purchase orderDepartment of JusticeFederal Prison System / Bureau of PrisonsLatest action
  8. 1232SA26P0026Purchase orderDepartment of AgricultureAgricultural Research ServiceLatest action
  9. 15B62025P00000161Purchase orderDepartment of JusticeFederal Prison System / Bureau of PrisonsLatest action
  10. N6247325F4492Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the NavyLatest action

Contact Info

As of . Source: SAM.gov Points of Contact.

SAM.gov registration for MESA ENERGY SYSTEMS, INC lists a physical address and a separate mailing address, along with 5 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

2 CROMWELL

IRVINE, CA, 92618

USA

Mailing Address

2 CROMWELL

IRVINE, CA, 92618

USA

Government Business Contact

Meaghan Horan

2 CROMWELL

IRVINE, CA, 92618

USA

Electronic Business Contact

Meaghan Horan

2 CROMWELL

IRVINE, CA, 92618

USA

Past Performance Contact

CLAIRE MAUGHAM

CFO

2 CROMWELL

Irvine, CA, 92618

USA

Government Business Alternate Contact

Ron Hickey

MESA ENERGY SYSTEMS

2 CROMWELL

Irvine, CA, 92618

USA

Electronic Business Alternate Contact

Mark Cowan

2 CROMWELL

Irvine, CA, 92618

USA

Additional Details

As of . Source: SAM.gov Entity Registration.

MESA ENERGY SYSTEMS, INC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires September 24, 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 responses

Suspension/Debarment Status

SAM.gov registration reports no active exclusion

Public Display

Entity information is publicly displayed

Disaster Relief Registry

Not registered for disaster relief

EDI

Not declared in SAM.gov

Business Structure

Source: SAM.gov
Profit Structure:For Profit Organization

Registration Details

Source: SAM.gov

Initial Registration

Feb 8, 2002

Last Update

Sep 30, 2026

Registration Activation

Active — Sep 25, 2026

Fiscal Year End

12/31

Country of Incorporation

USA

Congressional District

47

Other contractors in California with primary NAICS 238220