Contractor directory
UEI EG59ND6RTQ43 · CAGE 0ZCX2

Stronghold Engineering Inc

Stronghold Engineering Inc received $114.6M in federal prime contract obligations in the 12 months ending Oct 5, 2026, up 163.2% from $43.5M the year before, and $449.1M since FY2022. Its largest customer is the Department of the Interior.

See 3 contracts ending in the next 18 months ↓
Obligations, latest 12 months
$114.6M
up 163.2% vs. $43.5M
Since FY2022
$449.1M
11 awards
Awards with activity
4
Latest 12 months
Most recent action
Sep 25, 2026
First seen Feb 14, 2022

Contractor details

Unique Entity ID (UEI)
EG59ND6RTQ43
CAGE code
0ZCX2
Headquarters
Perris, CA
Business size
Other Than Small Business

As recorded on this UEI's most recent prime contract action in USAspending.gov. Confirm current registration and certifications in SAM.gov.

Obligations by fiscal year

Net prime contract obligations by federal fiscal year.

FY2022
$7.2M
FY2023
$214.3M
FY2024
$69.4M
FY2025
$43.5M
FY2026
$114.6M

Markets where it ranks top 10

Agency and NAICS markets where this UEI is one of the ten largest primes in the latest 12 months.

Top agencies

Funding agencies ranked by obligations since FY2022.

Funding agencyLatest 12 moSince FY2022
Department of the Interior$13.6M$270.5M
Department of Transportation$100.9M$100.9M
Department of Defense$128K$69.1M
Department of Veterans Affairs$0$8.5M

Top NAICS codes

Industry codes agencies recorded on this contractor's awards, since FY2022.

NAICSIndustryLatest 12 moSince FY2022
237110Water and Sewer Line and Related Structures Construction$11.2M$226.4M
236220Commercial and Institutional Building Construction$103.5M$218.6M
237130Power and Communication Line and Related Structures Construction$0$3.8M
238210Electrical Contractors and Other Wiring Installation Contractors$0$188K

What it sells

Product and service codes (PSC) on this contractor's awards, since FY2022.

PSCDescriptionSince FY2022
Y1NZConstruction of Other Utilities$226.4M
Y1BAConstruction of Air Traffic Control Towers$101.7M
Z2JZRepair or Alteration of Miscellaneous Buildings$68.4M
Y1QAConstruction of Restoration of Real Property (Public or Private)$40.1M
Y1DAConstruction of Hospitals and Infirmaries$8.5M
Y1LBConstruction of Highways, Roads, Streets, Bridges, and Railways$3.8M

Contracts ending in the next 18 months

This contractor's largest awards whose current period of performance ends soon. Options and extensions often move these dates.

AwardAgencyObligatedCurrent end
140P2025C0030
Department of the Interior
PEFO 267538 REHABILITATE PAINTED DESERT COMMUNITY COMPLEX
$40.1MJun 1, 2027
N6247824F4206
Department of Defense
RM15-2763 REPAIR AND REPLACE ELECTRICAL SYSTEM REQUIREMENTS WITHIN THE NAVAL SUPPLY SYSTEMS COMMAND (NAVSUP) FLEET LOGISTICS CENTER PEARL HARBOR (FLCPH) AREA, JOINT BASE PEARL…
$68.4MDec 18, 2027
140P2023C0001
Department of the Interior
GRCA 190083 / 250176 - IMPROVE POTABLE WATER SUPPLY TO INNER-CANYON AND SOUTH RIM, TRANS-CANYON WATER DISTRIBUTION PIPELINE, GRAND CANYON NATIONAL PARK, AZ
$226.4MJan 8, 2028

Recent awards

This contractor's newest prime contract awards, most recent first.

AwardAgencyObligatedAwarded
697DCK26C00217
Department of Transportation
CONSTRUCTION OF NEW 185FT ATCT AND TRACON FACILITY AT SAN JOSE MINETA INTERNATIONAL AIRPORT
$100.9MAug 27, 2026
140P2025C0030
Department of the Interior
PEFO 267538 REHABILITATE PAINTED DESERT COMMUNITY COMPLEX
$37.0MMay 28, 2025
W9128A25F0047
Department of Defense
MINIMUM GUARANTEE
$2KMay 15, 2025
N6247824F4206
Department of Defense
RM15-2763 REPAIR AND REPLACE ELECTRICAL SYSTEM REQUIREMENTS WITHIN THE NAVAL SUPPLY SYSTEMS COMMAND (NAVSUP) FLEET LOGISTICS CENTER PEARL HARBOR (FLCPH) AREA, JOINT BASE PEARL…
$68.2MJul 31, 2024
140A2323P0441
Department of the Interior
EMERGENCY POWER ELECTRICAL
$132KJul 27, 2023
140P2023C0001
Department of the Interior
GRCA 190083 / 250176 - IMPROVE POTABLE WATER SUPPLY TO INNER-CANYON AND SOUTH RIM, TRANS-CANYON WATER DISTRIBUTION PIPELINE, GRAND CANYON NATIONAL PARK, AZ
$208.0MMar 14, 2023
140A1123C0001
Department of the Interior
SFIR 3(1)_INDIAN BEND BRIDGE
$3.3MFeb 6, 2023
140A2322P0534
Department of the Interior
EMERGENCY ELECTRICAL REPAIR
$56KJul 26, 2022

Prime contracts (award types A–D) from USAspending.gov through Oct 5, 2026. Subcontracts are not included. Net obligations include deobligations and corrections.

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