GULF SOUTH RESEARCH CORP

Doing business as GULF SOUTH RESEARCH CORP

BATON ROUGE, LA, 70820

Unclaimed

WOSBMinority Owned

Prime contracting experience

Showing the 50 most recent of 71 records from government sources. Past participation is not evidence of current teaming interest.

Role	Agency	Description	Vehicle	Obligated	Action date	Period
Prime	Department of Homeland Security U.S. Customs and Border Protection	CONSTRUCTION MONITORING 70B01C25F00001303USAspending	47QRAA19D006WUSAspending	$4,465,206	Sep 29, 2026	Sep 28, 2025 – Jun 30, 2028
Prime	Department of Homeland Security U.S. Customs and Border Protection	CBP TACTICAL INFRASTRUCTURE (TI) CARRIZO CANE VEGETATION MANAGEMENT ACTIVITIES INCLUDING ROADS AND BRIDGES FENCE AND GATES (INCLUDING CONCERTINA WIRE) VEGETATION CONTROL (MANUAL, MECHANICAL, AND CHEMICAL) DEBRIS REMOVAL. 70B01C26F00001233USAspending	47QRAA19D006WUSAspending	$797,100	Sep 25, 2026	Sep 28, 2026 – Sep 27, 2027
Prime	Department of Homeland Security U.S. Customs and Border Protection	CBP TACTICAL INFRASTRUCTURE ASSETS WHICH INCLUDE THE FOLLOWING CATEGORIES: ROADS AND BRIDGES FENCE AND GATES INCLUDING VEGETATION CONTROL DEBRIS REMOVAL BORDER LIGHTING AND ELECTRICAL DRAINAGE AND GRATE SYSTEMS AND TUNNEL REMEDIATION. 70B01C26P00000443USAspending	—	$639,047	Sep 23, 2026	Sep 30, 2026 – Sep 30, 2027
Prime	Department of Homeland Security U.S. Customs and Border Protection	PROCURE BIOLOGICAL, CULTURAL, ARCHEOLOGICAL, AND ENVIRONMENTAL PLANNING TECHNICAL EXPERTISE REQUIRED FOR DEVELOPING AND IMPLEMENTING CONSTRUCTION, ENGINEERING, AND SUSTAINMENT SERVICES FOR CBP TACTICAL INFRASTRUCTURE (TI) 70B01C26P00000486USAspending	—	$449,978	Sep 23, 2026	Sep 30, 2026 – Sep 29, 2027
Prime	Department of Homeland Security U.S. Customs and Border Protection	ENVIRONMENTAL SERVICES 70B01C25F00001316USAspending	47QRAA19D006WUSAspending	$898,211	Sep 9, 2026	Sep 29, 2025 – Mar 31, 2027
Prime	Department of Homeland Security U.S. Customs and Border Protection	ENVIRONMENTAL ASSESSMENT ON CONSTRUCTION 70B01C23F00001295USAspending	47QRAA19D006WUSAspending	$923,957	Aug 17, 2026	Sep 25, 2023 – Jan 31, 2026
Prime	Department of Homeland Security U.S. Customs and Border Protection	TACTICAL INFRASTRUCTURE ENVIRONMENTAL ASSESSMENT 70B03C24F00000870USAspending	47QRAA19D006WUSAspending	$506,996	Aug 15, 2026	Sep 8, 2024 – Mar 31, 2026
Prime	Department of Homeland Security U.S. Customs and Border Protection	CULTURAL AND NATURAL RESOURCES MONITORING FOR BORDER WALL CONSTRUCTION SEGMENTS IN LAREDO SECTOR, LRT-1 AND LRT-2. 70B01C26F00000215USAspending	47QRAA19D006WUSAspending	$9,724,710	Aug 3, 2026	Mar 3, 2026 – Mar 8, 2028
Prime	Department of Defense Department of the Army	JUVENILE GREEN STURGEON MONITORING IN THE LOWER SACRAMENTO RIVER TO COMPLY WITH THE U.S ARMY CORPS OF ENGINEERS (USACE) AMERICAN RIVER COMMON FEATURES 2016 FLOOD RISK MANAGEMENT PROJECT NOAA FISHERIES 2021 BIOLOGICAL OPINION. W9123824F0054USAspending	W9123822D0017USAspending	$807,311	Jul 23, 2026	Aug 9, 2024 – Aug 11, 2027
Prime	Department of Homeland Security U.S. Customs and Border Protection	TASK ORDER FOR RESOURCE MONITORING AT BORDER WALL CONSTRUCTION SEGMENT IN RIO GRANDE VALLEY (RGV) SECTOR RGV-3. 70B01C26F00000531USAspending	47QRAA19D006WUSAspending	$4,418,511	Jul 17, 2026	Jul 17, 2026 – Dec 30, 2027
Prime	Department of Defense Department of the Navy	TITLE: FISCAL YEAR 2026 WILDLIFE FIRE MANAGEMENT PLAN, INVASIVE PLANT CONTROL, HOUSING NR MANAGEMENT AND BO COMPLIANCE AT CNRSW, SAN DIEGO, CALIFORNIA N6247326F0508USAspending	N6247323D1814USAspending	$338,814	Jul 15, 2026	Jul 15, 2026 – Jul 14, 2028
Prime	Department of Defense Department of the Navy	FY26 VERNAL POOL GROUP 68 PHASE 2 RESTORATION ON MARINE CORPS BASE, CAMP PENDLETON, CALIFORNIA N6247326F0470USAspending	N6247323D1814USAspending	$606,991	Jul 13, 2026	Jul 13, 2026 – Jul 12, 2029
Prime	Department of Homeland Security U.S. Customs and Border Protection	TASK ORDER FOR NATURAL AND CULTURAL RESOURCE MONITORING AT BORDER WALL CONSTRUCTION SEGMENT IN EL PASO SECTOR (EPT-5) 70B01C26F00000530USAspending	47QRAA19D006WUSAspending	$7,794,567	Jul 9, 2026	Jul 9, 2026 – Dec 30, 2027
Prime	Department of Homeland Security U.S. Customs and Border Protection	CONSTRUCTION MONITORING 70B01C25F00001299USAspending	47QRAA19D006WUSAspending	$2,546,874	Jun 30, 2026	Sep 28, 2025 – Dec 30, 2027
Prime	Department of Homeland Security U.S. Customs and Border Protection	TASK ORDER FOR RESOURCE MONITORING SUPPORT FOR CONSTRUCTION OF WATERBORNE BARRIER AT RIO GRANDE VALLEY (RGV) WALL SEGMENT RGV-2. 70B01C26F00000477USAspending	47QRAA19D006WUSAspending	$3,298,740	Jun 30, 2026	Jun 30, 2026 – Jun 29, 2027
Prime	Department of Homeland Security U.S. Customs and Border Protection	CONSTRUCTION MONITORING 70B01C26F00000483USAspending	47QRAA19D006WUSAspending	$4,402,291	Jun 30, 2026	Jun 30, 2026 – Dec 30, 2027
Prime	Department of the Interior U.S. Fish and Wildlife Service	INVASIVE SPECIES MANAGEMENT, SOUTH TEXAS 140F0S23P0024USAspending	—	$786,850	Jun 29, 2026	Aug 9, 2023 – Sep 30, 2027
Prime	Department of Homeland Security U.S. Customs and Border Protection	THIS CONTRACT WILL PROVIDE ONSITE CRITICAL RESOURCE MONITORS DURING NEW BARRIER CONSTRUCTION ACTIVITIES. THE MONITORS WILL PRODUCE DAILY AND WEEKLY REPORTS DOCUMENTING THE CONSTRUCTION ACTIVITIES ADHERENCE WITH REGULATION/CONTRACT REQUIREMENTS. 70B01C25F00000647USAspending	47QRAA19D006WUSAspending	$2,034,423	Jun 26, 2026	Aug 24, 2025 – May 30, 2027
Prime	Department of Defense Department of the Navy	PURPOSE OF THIS TASK ORDER IS TO EXECUTE CRITICAL ENVIRONMENTAL MANAGEMENT SERVICES ACROSS NAVAL SUPPORT ACTIVITY (NSA) MONTEREY AND NAVAL BASE VENTURE (NBVC) N6247326F0367USAspending	N6247323D1814USAspending	$329,605	May 28, 2026	May 28, 2026 – Nov 28, 2027
Prime	Department of Defense Department of the Navy	THE OBJECTIVE OF THIS TASK ORDER IS TO CONDUCT WET AND DRY SEASON SURVEYS OF 66 VERNAL POOLS TO DETERMINE THE EXTENT AND DISTRIBUTION OF ANY FEDERALLY LISTED SPECIES WITHIN THE PROJECT AREA AND PERFORM RTSWS/CCM QSB SURVEYS. N6247326F0192USAspending	N6247320D0022USAspending	$370,749	Mar 12, 2026	Mar 12, 2026 – Mar 10, 2028
Prime	Department of Homeland Security U.S. Customs and Border Protection	CONSTRUCTION MONITORING SERVICES SW BORDER 70B01C26F00000237USAspending	47QRAA19D006WUSAspending	$8,078,087	Mar 10, 2026	Mar 10, 2026 – Mar 30, 2028
Prime	Department of Homeland Security U.S. Customs and Border Protection	YUM-2 WELLTON CONSTRUCTION AND ENVIRONMENTAL MONITORING SERVICES 70B01C26F00000228USAspending	47QRAA19D006WUSAspending	$5,472,502	Mar 9, 2026	Mar 9, 2026 – Mar 30, 2028
Prime	Department of Defense Department of the Navy	X004 EDRR AND LETE/SNPL HABITAT MANAGEMENT N6247324F5123USAspending	N6247323D1814USAspending	$353,400	Feb 23, 2026	Aug 28, 2024 – Jun 28, 2026
Prime	Department of Homeland Security U.S. Customs and Border Protection	ENV ASSESMENTS 70B01C22F00001370USAspending	47QRAA19D006WUSAspending	$636,746	Jan 5, 2026	Sep 24, 2022 – May 31, 2025
Prime	Department of Defense Department of the Army	ARCF FISH TAGGING W9123823F0069USAspending	W9123822D0017USAspending	$324,290	Nov 13, 2025	Sep 20, 2023 – Nov 30, 2026
Prime	Department of Homeland Security U.S. Customs and Border Protection	ENVIRONMENTAL ASSESSMENT 70B01C21F00001569USAspending	47QRAA19D006WUSAspending	$1,039,568	Nov 7, 2025	Sep 27, 2021 – Dec 31, 2025
Prime	Department of Homeland Security U.S. Customs and Border Protection	CONSTRUCTION MONITORS 70B01C25F00001295USAspending	47QRAA19D006WUSAspending	$2,717,078	Sep 28, 2025	Sep 28, 2025 – Dec 30, 2027
Prime	Department of Homeland Security U.S. Customs and Border Protection	CONSTRUCTION MONITORING 70B01C25F00001226USAspending	47QRAA19D006WUSAspending	$1,995,039	Sep 24, 2025	Sep 24, 2025 – Dec 30, 2027
Prime	Department of Homeland Security U.S. Customs and Border Protection	ENVIRONMENTAL MONITORING OF CONSTRUCTION SITE. 70B01C25F00001085USAspending	47QRAA19D006WUSAspending	$2,463,398	Sep 15, 2025	Sep 15, 2025 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	X007 RFP FOR ISLAND FOX POPULATION AND SENTINEL FOX MONITORING N6247321F5522USAspending	N6247320D0022USAspending	$1,789,294	Sep 8, 2025	Sep 24, 2021 – Sep 24, 2026
Prime	Department of Defense Department of the Navy	PRE AND POST FIRE MANAGEMENT SIKES ACT, UPLANDS MANAGEMENT SECTION, MARINE CORPS BASE CAMP PENDLETON, CA N6247325F0372USAspending	N6247323D1814USAspending	$370,711	Sep 4, 2025	Sep 3, 2025 – Jul 3, 2030
Prime	Department of Defense Department of the Navy	THE PURPOSE OF THIS TASK ORDER (TO) IS TO STABILIZE AND REPAIR SITES THROUGHOUT NAVAL BASE POINT LOMA (NBPL) AND UPDATE THE 2008 NBPL EROSION CONTROL PLAN. SEE ATTACHED SECTION C FOR STATEMENT THE STATEMENT OF WORK. N6247325F0433USAspending	N6247323D1814USAspending	$299,387	Aug 28, 2025	Aug 28, 2025 – Aug 29, 2027
Prime	Department of Defense Department of the Navy	UPDATE THE 2018 VEGETATION MANAGEMENT PLAN FOR NAVAL BASE POINT LOMA AND IMPLEMENT FOCUSED STRATEGIES FOR THE CONTROL AND REMOVAL OF INVASIVE PLANT SPECIES. SEE THE FULL STATEMENT OF WORK DATED JULY 2, 2025 ATTACHED IN SECTION J OF THE TASK ORDER. N6247325F0488USAspending	N6247323D1814USAspending	$352,669	Aug 28, 2025	Aug 28, 2025 – Aug 28, 2028
Prime	Department of Homeland Security U.S. Customs and Border Protection	BORDER WALL CONSTRUCTION MONITORS, INSPECTING CONSTRUCTION SITE WORK IN ACCORDANCE WITH REGULATIONS/CONTRACT REQUIREMENTS. 70B01C25F00000646USAspending	47QRAA19D006WUSAspending	$1,601,144	Aug 24, 2025	Aug 24, 2025 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	THIS TASK ORDER IS TO ASSESS, MONITOR, AND EVALUATE FEDERALLY REGULATED RESOURCES, INCLUDING BUT NOT LIMITED TO, WETLAND RESTORATION PROJECTS IN VARIOUS STAGES OF DEVELOPMENT AND FEDERALLY LISTED SPECIES SUCH AS SALT MARSH BIRDS BEAK AT NBVC. N6247325F0476USAspending	N6247323D1814USAspending	$349,196	Aug 22, 2025	Aug 19, 2025 – Feb 21, 2028
Prime	Department of Defense Department of the Navy	X002 *WHEELED IN ACTION FROM ECOMP - HABITAT ENHANCEMENT AND DUNE N6247324F4741USAspending	N6247323D1814USAspending	$1,294,700	Aug 19, 2025	Jul 17, 2024 – Aug 29, 2027
Prime	Department of Defense Department of the Navy	IN ACCORDANCE WITH THE TERMS OF THE BASIC CONTRACT, N62473-23-D-1814, IN SUPPORT OF TO N6247325F4068, FY25 UPLAND INVASIVE PLANT MANAGEMENT (PE3CN4301) THE CONTRACTOR IS DIRECTED TO PERFORM PER THE PWS. N6247325F0468USAspending	N6247323D1814USAspending	$324,922	Aug 19, 2025	Aug 19, 2025 – Aug 19, 2027
Prime	Department of Homeland Security U.S. Customs and Border Protection	AWARD-ENVIRONMENTAL ASSESSMENTS 70B01C23F00000984USAspending	47QRAA19D006WUSAspending	$476,406	Apr 14, 2025	Aug 28, 2023 – Mar 31, 2025
Prime	Department of Defense Department of the Army	IGF::OT::IGF FUDS RECORDS MANAGEMENT AND EDUCATIONAL AWARENESS FOR THE SWD REGIONAL PLANNING AND ENVIRONMENTAL CENTER (RPEC) W912BV17F0036USAspending	W9126G14D0053USAspending	$1,208,373	Apr 8, 2025	Jul 31, 2017 – Sep 30, 2022
Prime	Department of Defense Department of the Army	FISH ENTRAINMENT MONITORING W9123823F0066USAspending	W9123822D0017USAspending	$283,075	Dec 18, 2024	Sep 15, 2023 – May 30, 2024
Prime	Department of Defense Department of the Navy	NATURAL RESOURCE MASC N6247325F4083USAspending	N6247320D0022USAspending	$416,161	Dec 18, 2024	Dec 12, 2024 – Dec 11, 2026
Prime	Department of Homeland Security U.S. Customs and Border Protection	ENVIRONMENTAL ASSESSMENTS 70B03C18F00000315USAspending	GS10F0058KUSAspending	$647,734	Dec 9, 2024	May 3, 2018 – Dec 31, 2024
Prime	Department of Homeland Security U.S. Customs and Border Protection	ENV. PLANNING 70B01C20F00001269USAspending	47QRAA19D006WUSAspending	$1,072,480	Nov 12, 2024	Sep 14, 2020 – Aug 30, 2025
Prime	Department of Defense Department of the Army	PROGRAMMATIC BIOLOGICAL ASSESSMENT (PBA) W9124A21C0006USAspending	—	$738,834	Oct 24, 2024	Jun 10, 2021 – Dec 31, 2024
Prime	Department of Defense Department of the Navy	HABITAT INVASIVE SPECIES SERVICES N6247324F5133USAspending	N6247323D1814USAspending	$303,519	Sep 4, 2024	Aug 29, 2024 – Aug 29, 2026
Prime	Department of the Interior Bureau of Reclamation	INVASIVE SPECIES INVENTORY ON RECLAMATION PROPERTIES FOR THE PHOENIX AREA OFFICE 140R3024F0056USAspending	47QRAA19D006WUSAspending	$251,364	Jun 14, 2024	Jun 14, 2024 – Apr 16, 2025
Prime	Department of Homeland Security U.S. Customs and Border Protection	ENV PLANNING 70B01C18F00001111USAspending	GS10F0058KUSAspending	$999,921	May 2, 2024	Sep 12, 2018 – Mar 31, 2024
Prime	Department of Homeland Security U.S. Customs and Border Protection	ENVIRONMENTAL TACTICAL INFRASTRUCTURE 70B01C18F00001079USAspending	GS10F0058KUSAspending	$2,151,352	Mar 18, 2024	Sep 13, 2018 – Mar 31, 2024
Prime	Department of Homeland Security U.S. Customs and Border Protection	ENV ASSESSMENT 70B01C20F00000991USAspending	47QRAA19D006WUSAspending	$832,158	Mar 10, 2024	Aug 16, 2020 – Oct 14, 2022
Prime	Department of Homeland Security U.S. Customs and Border Protection	TACTICAL INFRAST. ENVIRONMENTAL 70B01C18F00001075USAspending	GS10F0058KUSAspending	$2,186,806	Jan 30, 2024	Sep 12, 2018 – Mar 31, 2024

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

Subcontracting experience

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

Role	Agency	Description	Vehicle	Obligated	Action date	Period
Subcontractor	Department of Homeland Security	REVEGETATION PLAN IMPLEMENTATION 0005407 Parent award context Parent award agency: Department of Homeland Security · U.S. Customs and Border Protection Parent award NAICS: 562910 Parent award performance state: AL Parent award description: ENVIRONMENTAL IMPACT ANAYLSIS View parent award on USAspending	47QRAA18D009FUSAspending	$61,930	Jan 8, 2025	— – —
Subcontractor	Department of Defense	TECHNICAL ACTIVITIES IN SUPPORT OF WOTUS SURVEYS 011102-34407 Parent award context Parent award agency: Department of Defense · Department of the Army Parent award NAICS: 541330 Parent award performance state: OR Parent award description: EIAP SERVICES View parent award on USAspending	W9127820D0044USAspending	$118,783	Mar 17, 2022	— – —

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 the InteriorGov-sourced
Department of Homeland SecurityGov-sourced
Department of DefenseGov-sourced
Department of StateGov-sourced

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Identifiers

UEI: NH3HNLDKWHK1
CAGE: 09RN7
Website: www.gsrcorp.com

NAICS codes

115310Support Activities for Forestry(definition)
541330Engineering Services(definition)
541620Environmental Consulting ServicesPrimary(definition)
541690Other Scientific and Technical Consulting Services(definition)
541720Research and Development in the Social Sciences and Humanities(definition)
541990All Other Professional, Scientific, and Technical Services(definition)
561730Landscaping Services(definition)
562910Remediation Services(definition)

Certifications

Women-Owned Small BusinessUnknown
SAM.gov monthly extract

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Data sources

SAM.gov
ID NH3HNLDKWHK1 · fetched Oct 23, 2026 · source
SAM.gov monthly extract
ID NH3HNLDKWHK1 · fetched Oct 25, 2026 · source
USAspending.gov
ID recipient:NH3HNLDKWHK1 · fetched Oct 26, 2026 · source

Last synced Oct 26, 2026 · profile updated Oct 26, 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.