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UEI GBA4S3Z5GH86 · CAGE 6D5A2

Black Construction/Mace International Joint Venture

Black Construction/Mace International Joint Venture received $8.5M in federal prime contract obligations in the 12 months ending Oct 5, 2026, down 54.2% from $18.6M the year before, and $174.0M since FY2022. Its largest customer is the Department of Defense.

See 6 contracts ending in the next 18 months ↓
Obligations, latest 12 months
$8.5M
down 54.2% vs. $18.6M
Since FY2022
$174.0M
35 awards
Awards with activity
7
Latest 12 months
Most recent action
Jun 8, 2026
First seen Oct 13, 2021

Contractor details

Unique Entity ID (UEI)
GBA4S3Z5GH86
CAGE code
6D5A2
Headquarters
Harmon, GU
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
$35.5M
FY2023
$47.3M
FY2024
$64.1M
FY2025
$18.6M
FY2026
$8.5M

Top agencies

Funding agencies ranked by obligations since FY2022.

Funding agencyLatest 12 moSince FY2022
Department of Defense$8.5M$174.0M

Top NAICS codes

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

NAICSIndustryLatest 12 moSince FY2022
236220Commercial and Institutional Building Construction$8.5M$174.0M

What it sells

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

PSCDescriptionSince FY2022
Z2BDRepair or Alteration of Airport Runways and Taxiways$43.5M
Y1BCConstruction of Radar and Navigational Facilities$41.9M
Z2EDRepair or Alteration of Ship Construction and Repair Facilities$19.7M
Y1GZConstruction of Other Warehouse Buildings$10.1M
Z2NERepair or Alteration of Water Supply Facilities$9.7M
Z2PZRepair or Alteration of Other NON-Building Facilities$7.3M

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
N4008424F4289
Department of Defense
N4008424F4289 - REPAIRS TO NORTH PARKING APRON, F-200045, NSF, DIEGO GARCIA, B.I.O.T.
$43.5MNov 30, 2026
N4008425F0377
Department of Defense
EPROJECT 1624234 QC9005 REPLACE FIRE ALARM SYTEM, FACILITY 401
$413KMar 21, 2027
N4008425F0186
Department of Defense
EPROJECT 1787451 QC3089 REPLACE CONCRETE WATER TANK, FAC 109
$4.3MMay 28, 2027
N4008425F0382
Department of Defense
QC2005 - RPLACE STANDBY GENERATOR, ATS AND POWER CABLES, F-904
$1.3MJun 24, 2027
N4008425F0320
Department of Defense
DG DB/DBB MACC N4008425D0088 SEED PROJECT - REPAIRS TO FOOD SERVICE STORAGE, F-702, U.S. NAVY SUPPORT FACILITY, DIEGO GARCIA, B.I.O.T.
$6.1MAug 30, 2027
N4008426F4066
Department of Defense
QF2102 - REPLACE WOODEN POWER POLES AT F-200065, VARIOUS FEEDERS
$3.8MMar 31, 2028

Recent awards

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

AwardAgencyObligatedAwarded
N4008426F4190
Department of Defense
IDIQ DESIGN-BUILD (DB)/DESIGN-BID-BUILD (DBB) MULTIPLE AWARD CONSTRUCTION CONTRACT (MACC) FOR U.S. NAVY SUPPORT FACILITY, DIEGO GARCIA, BRITISH INDIAN OCEAN TERRITORY. EPROJECT…
$4.7MMar 26, 2026
N4008426F4066
Department of Defense
QF2102 - REPLACE WOODEN POWER POLES AT F-200065, VARIOUS FEEDERS
$3.8MDec 30, 2025
N4008425F0382
Department of Defense
QC2005 - RPLACE STANDBY GENERATOR, ATS AND POWER CABLES, F-904
$1.3MSep 25, 2025
N4008425F0377
Department of Defense
EPROJECT 1624234 QC9005 REPLACE FIRE ALARM SYTEM, FACILITY 401
$413KSep 19, 2025
N4008425F0320
Department of Defense
DG DB/DBB MACC N4008425D0088 SEED PROJECT - REPAIRS TO FOOD SERVICE STORAGE, F-702, U.S. NAVY SUPPORT FACILITY, DIEGO GARCIA, B.I.O.T.
$6.1MSep 10, 2025
N4008425F0186
Department of Defense
EPROJECT 1787451 QC3089 REPLACE CONCRETE WATER TANK, FAC 109
$4.3MJul 15, 2025
N4008425F0095
Department of Defense
QC2067 - INSTALL VEHICLE EXHAUST EXTRACTION SYSTEM, F-204 AND F-338
$499KJun 10, 2025
N4008425F0019
Department of Defense
QS7018 - REPAIR SAC WHSE, F-916
$4.0MMay 22, 2025

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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