BLACK CONSTRUCTION/MACE INTERNATIONAL JOINT VENTURE

HARMON, GU, 96913

Prime contracting experience

35 records from government sources. Past participation is not evidence of current teaming interest.

Role	Agency	Description	Vehicle	Obligated	Action date	Period
Prime	Department of Defense Department of the Navy	RM15-0421, Q3/BQ DB REPAIR TO UPH 13 AND UPH-17, DIEGO GARCIA, BIOT N4008419F4086USAspending	N4008418D0066USAspending	$27,508,060	Jun 8, 2026	Dec 7, 2018 – Feb 25, 2024
Prime	Department of Defense Department of the Navy	N4008424F4289 - REPAIRS TO NORTH PARKING APRON, F-200045, NSF, DIEGO GARCIA, B.I.O.T. N4008424F4289USAspending	N4008421D0079USAspending	$43,487,800	May 5, 2026	Mar 30, 2024 – Nov 30, 2026
Prime	Department of Defense Department of the Navy	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 1852786 QC5222 GRADE PRIMARY SURFACE CLEARANCE ZONE, F200043 N4008426F4190USAspending	N4008421D0079USAspending	$4,726,722	Apr 16, 2026	Mar 25, 2026 – May 4, 2028
Prime	Department of Defense Department of the Navy	QF2130 - RPL LIGHTING W/ SOLAR POWERED POLES, WATER PLANT N4008425F0039USAspending	N4008421D0079USAspending	$496,374	Mar 5, 2026	May 23, 2025 – Jul 22, 2026
Prime	Department of Defense Department of the Navy	QF2102 - REPLACE WOODEN POWER POLES AT F-200065, VARIOUS FEEDERS N4008426F4066USAspending	N4008421D0079USAspending	$3,796,187	Dec 30, 2025	Dec 31, 2025 – Mar 31, 2028
Prime	Department of Defense Department of the Navy	QF9017 - REPLACE PAD-MOUNTED SWITCHES, VARIOUS FEEDERS, F-20 N4008424F4082USAspending	N4008421D0079USAspending	$4,847,581	Nov 7, 2025	Dec 4, 2023 – Oct 16, 2026
Prime	Department of Defense Department of the Navy	QS7018 - REPAIR SAC WHSE, F-916 N4008425F0019USAspending	N4008421D0079USAspending	$4,003,543	Oct 29, 2025	May 22, 2025 – Aug 30, 2026
Prime	Department of Defense Department of the Navy	QF4072 - REPAIRS TO SYNCHROLIFT, F#458, WO# 1376649 N4008422F4571USAspending	N4008421D0079USAspending	$19,676,335	Oct 3, 2025	Sep 16, 2022 – Oct 10, 2025
Prime	Department of Defense Department of the Navy	QC2005 - RPLACE STANDBY GENERATOR, ATS AND POWER CABLES, F-904 N4008425F0382USAspending	N4008421D0079USAspending	$1,256,816	Sep 25, 2025	Sep 25, 2025 – Jun 24, 2027
Prime	Department of Defense Department of the Navy	EPROJECT 1624234 QC9005 REPLACE FIRE ALARM SYTEM, FACILITY 401 N4008425F0377USAspending	N4008421D0079USAspending	$412,799	Sep 19, 2025	Sep 19, 2025 – Mar 21, 2027
Prime	Department of Defense Department of the Navy	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. N4008425F0320USAspending	N4008425D0088USAspending	$6,077,681	Sep 10, 2025	Sep 10, 2025 – Aug 30, 2027
Prime	Department of Defense Department of the Navy	EPROJECT 1787451 QC3089 REPLACE CONCRETE WATER TANK, FAC 109 N4008425F0186USAspending	N4008421D0079USAspending	$4,269,807	Jul 15, 2025	Jul 15, 2025 – May 28, 2027
Prime	Department of Defense Department of the Navy	X004 QC1133 - REPLACE SPLIT TYPE A/C UNITS, F-301, WO# 1707063 AN N4008423F4071USAspending	N4008421D0079USAspending	$2,672,396	Jun 27, 2025	Jan 25, 2023 – Jan 28, 2025
Prime	Department of Defense Department of the Navy	QC2067 - INSTALL VEHICLE EXHAUST EXTRACTION SYSTEM, F-204 AND F-338 N4008425F0095USAspending	N4008421D0079USAspending	$498,565	Jun 10, 2025	Jun 10, 2025 – Aug 7, 2026
Prime	Department of Defense Department of the Navy	REPAIR DIEGO GARCIA 1 ROAD ALONG WPPS 385-401 & 353-357 N4008424F4309USAspending	N4008421D0079USAspending	$4,547,218	Jun 3, 2025	Mar 8, 2024 – Oct 3, 2025
Prime	Department of Defense Department of the Navy	QC3052 - REPLACE EXTERIOR AND INTERIOR DOORS, F-201, WO#1747 N4008423F4706USAspending	N4008421D0079USAspending	$756,988	Nov 21, 2024	Aug 30, 2023 – Nov 29, 2024
Prime	Department of Defense Department of the Navy	DG MACC - SEED PROJECT: DBB REPAIRS TO GEODSS OPS BLDG 631 AND 632. N4008421F4705USAspending	N4008421D0079USAspending	$4,023,160	Oct 9, 2024	Sep 3, 2021 – Nov 26, 2024
Prime	Department of Defense Department of the Navy	X029 QC6102 - REPLACE A/C UNITS AND DDC SYSTEM, FAC. 157, WO#1569 N4008421F4751USAspending	N4008418D0066USAspending	$2,751,319	Jun 7, 2024	Sep 23, 2021 – Dec 29, 2023
Prime	Department of Defense Department of the Navy	X030 QC0089 - REPAIRS TO GENERAL WAREHOUSE, F-701, WO#1585122 N4008422F4042USAspending	N4008418D0066USAspending	$10,114,372	Apr 5, 2024	Nov 17, 2021 – Jan 29, 2025
Prime	Department of Defense Department of the Navy	X02X SKYVIEW ANTENNA PROJECT, NRL N4008423F4823USAspending	N4008421D0079USAspending	$41,874,319	Apr 3, 2024	Sep 29, 2023 – Apr 17, 2026
Prime	Department of Defense Department of the Navy	X024 BID SOLICITATION FOR CONSTRUCTION WON 1569194 - REPAIRS TO DEEP DRAFT WHARF, F-4027, NSF, DIEGO GARCIA, B.I.O.T. N4008421F4134USAspending	N4008418D0066USAspending	$36,169,416	Mar 15, 2024	Jan 22, 2021 – Jan 28, 2025
Prime	Department of Defense Department of the Navy	QC1087 - REPAIRS TO INCENERATOR BUILDING, F-5007, WO#1697506 N4008424F4262USAspending	N4008421D0079USAspending	$6,497,101	Mar 5, 2024	Mar 4, 2024 – Mar 9, 2026
Prime	Department of Defense Department of the Navy	QC2031 - FSS REPAIR SECONDARY TANK FARM FIRE HYDRANTS AND UN N4008424F4165USAspending	N4008421D0079USAspending	$1,037,550	Dec 28, 2023	Dec 28, 2023 – Apr 2, 2025
Prime	Department of Defense Department of the Navy	X019 QE0003-REPLACE GENERATOR UNITS, F-2296, WO# 1656796 N4008420F4758USAspending	N4008418D0066USAspending	$2,146,569	Dec 4, 2023	Sep 24, 2020 – Aug 23, 2023
Prime	Department of Defense Department of the Navy	IGF::OT::IGF X006 REPAIRS TO TRANSMITTER BLDG., FACILITY NO. 601, NAVY SUPPORT FACILITY, DIEGO GARCIA BRITISH INDIAN OCEAN TERRITORY N4008418F4782USAspending	N4008418D0066USAspending	$12,745,897	Aug 8, 2023	Sep 29, 2018 – Nov 24, 2021
Prime	Department of Defense Department of the Navy	X006 QC2116 - REPAIR ROOF, NGIS 4, WON1742590 N4008423F4560USAspending	N4008421D0079USAspending	$590,435	Jun 26, 2023	Jun 26, 2023 – Dec 23, 2023
Prime	Department of Defense Department of the Navy	X017 P121 TOMCAT 34M ANTENNA FACILITY, C-SITE, WO# 1584254, NSF, DIEGO GARCIA,B.I.O.T. N4008420F4180USAspending	N4008418D0066USAspending	$12,517,319	May 31, 2023	Feb 22, 2020 – Oct 31, 2022
Prime	Department of Defense Department of the Navy	X027 QP0012 - REPAIRS TO BARRICADED STORAGE MODULE, AF WEAPONS, F-854, NSF, DIEGO GARCIA, B.I.O.T. N4008421F4687USAspending	N4008418D0066USAspending	$2,510,560	May 4, 2023	Aug 31, 2021 – May 25, 2023
Prime	Department of Defense Department of the Navy	X003 QC1070 - REPAIR MCC1 & MCC2 - WATER PLANT EQUIPMENT, F-202716, NSF, DIEGO GARCIA, B.I.O.T. N4008423F4066USAspending	N4008421D0079USAspending	$5,418,775	Nov 8, 2022	Nov 7, 2022 – Apr 15, 2024
Prime	Department of Defense Department of the Navy	X013 REPLACE INCINERATORS, F#5007DIEGO GARCIA, BIOT N4008419F4697USAspending	N4008418D0066USAspending	$6,113,264	Nov 7, 2022	Sep 6, 2019 – Dec 7, 2022
Prime	Department of Defense Department of the Navy	X025 QC6053-REPAIR AIR TRAFFIC CONTROL TOWER A/C SYSTEM, BUILDING N4008421F4204USAspending	N4008418D0066USAspending	$2,464,290	May 19, 2022	Feb 24, 2021 – Sep 14, 2022
Prime	Department of Defense Department of the Navy	QC0128 - CONSTRUCT BIG WAVE STAGING AREA - R-SITE QC0129 - CONSTRUCT BIG WAVE STAGING AREA - C-SITE N4008420F4773USAspending	N4008418D0066USAspending	$536,756	Feb 4, 2022	Sep 29, 2020 – Mar 31, 2022
Prime	Department of Defense Department of the Navy	X021 QC9062-REPLACE SPLIT TYPE A/C UNITS, F-282, WO# 1656286 N4008421F4031USAspending	N4008418D0066USAspending	$396,150	Dec 28, 2021	Oct 30, 2020 – Jan 12, 2022
Prime	Department of Defense Department of the Navy	X018 QS8010-REPAIRS TO TURNER CLUB, F-110, WO# 1597355, NSF, DIEGO GARCIA, B.I.O.T. N4008420F4294USAspending	N4008418D0066USAspending	$4,815,979	Nov 30, 2021	Mar 31, 2020 – Mar 10, 2022
Prime	Department of Defense Department of the Navy	X022 QC0134-INSTALL CONDUIT FROM F-251 TO FUTURE BEACH MANHOLE (C N4008421F4107USAspending	N4008418D0066USAspending	$620,730	Oct 22, 2021	Dec 15, 2020 – Oct 29, 2021

Contract vehicles are shown only when present in the source record. Linked award numbers and vehicles open the authoritative record on USAspending.gov.

Agencies supported

Department of DefenseGov-sourced

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Identifiers

UEI: GBA4S3Z5GH86
CAGE: 6D5A2

NAICS codes

236210Industrial Building ConstructionPrimary(definition)
236220Commercial and Institutional Building Construction(definition)
237110Water and Sewer Line and Related Structures Construction(definition)
237130Power and Communication Line and Related Structures Construction(definition)
237310Highway, Street, and Bridge Construction(definition)
237990Other Heavy and Civil Engineering Construction(definition)
238210Electrical Contractors and Other Wiring Installation Contractors(definition)
238220Plumbing, Heating, and Air-Conditioning Contractors(definition)
238990All Other Specialty Trade Contractors(definition)

Data sources

SAM.gov monthly extract
ID GBA4S3Z5GH86 · fetched Oct 25, 2026 · source
USAspending.gov
ID recipient:GBA4S3Z5GH86 · fetched Oct 26, 2026 · source

Last synced Oct 25, 2026 · profile updated Oct 25, 2026

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Government-sourced data comes from SAM.gov, SBA and USAspending.gov and is attributed to its source. Items marked company-reported were provided by the company and are verified by FedSub only where labeled. FedSub is a private company and is not affiliated with SBA, GSA/SAM.gov, or any government agency.