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Contractor

GULF SOUTH RESEARCH CORP

BATON ROUGE, LA
UEI
NH3HNLDKWHK1
Parent UEI
YD7VBLKYG155
Resolved by
uei
Confidence
1.000
Obligated to date
$57,863,8271
Awards
26
Agencies served
4

Active from Apr 10, 2019 to Oct 5, 2026.

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Recent awards

AwardAgencyPlaceFirst actionCurrent value
47QRAA19D006W

FEDERAL SUPPLY SCHEDULE CONTRACT

General Services Administration—Apr 10, 2019—
70B01C25F00001303

CONSTRUCTION MONITORING

Department of Homeland SecurityLASep 28, 2025$4,465,206
70B01C26F00001233

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.

Department of Homeland SecurityLASep 25, 2026$797,100
140FS226F0153

WI-NECEDAH NWR-HISTORIC CONTEXT AND NRHP EVALUATION

Department of the InteriorWISep 24, 2026$26,407
70B01C26P00000486

PROCURE BIOLOGICAL, CULTURAL, ARCHEOLOGICAL, AND ENVIRONMENTAL PLANNING TECHNICAL EXPERTISE REQUIRED FOR DEVELOPING AND IMPLEMENTING CONSTRUCTION, ENGINEERING, AND SUSTAINMENT SERVICES FOR CBP TACTICAL INFRASTRUCTURE (TI)

Department of Homeland SecurityDCSep 23, 2026$449,978
70B01C26P00000443

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.

Department of Homeland SecurityDCSep 23, 2026$639,047
70B01C25F00001316

ENVIRONMENTAL SERVICES

Department of Homeland SecurityLASep 29, 2025$898,211
70B01C23F00001295

ENVIRONMENTAL ASSESSMENT ON CONSTRUCTION

Department of Homeland SecurityLASep 25, 2023$923,957
70B03C24F00000870

TACTICAL INFRASTRUCTURE ENVIRONMENTAL ASSESSMENT

Department of Homeland SecurityLASep 8, 2024$506,996
70B01C26F00000215

CULTURAL AND NATURAL RESOURCES MONITORING FOR BORDER WALL CONSTRUCTION SEGMENTS IN LAREDO SECTOR, LRT-1 AND LRT-2.

Department of Homeland SecurityTXMar 3, 2026$9,724,710
70B01C26F00000531

TASK ORDER FOR RESOURCE MONITORING AT BORDER WALL CONSTRUCTION SEGMENT IN RIO GRANDE VALLEY (RGV) SECTOR RGV-3.

Department of Homeland SecurityTXJul 17, 2026$4,418,511
70B01C26F00000530

TASK ORDER FOR NATURAL AND CULTURAL RESOURCE MONITORING AT BORDER WALL CONSTRUCTION SEGMENT IN EL PASO SECTOR (EPT-5)

Department of Homeland SecurityTXJul 9, 2026$7,794,567
70B01C26F00000483

CONSTRUCTION MONITORING

Department of Homeland SecurityLAJun 30, 2026$4,402,291
70B01C25F00001299

CHANGE CONTRACTING OFFICER REP

Department of Homeland SecurityLAJun 30, 2026$2,546,874
70B01C26F00000477

TASK ORDER FOR RESOURCE MONITORING SUPPORT FOR CONSTRUCTION OF WATERBORNE BARRIER AT RIO GRANDE VALLEY (RGV) WALL SEGMENT RGV-2.

Department of Homeland SecurityTXJun 30, 2026$3,298,740
140F0S23P0024

THE PURPOSE OF THIS MODIFICATION IS TO ENSURE COMPLIANCE WITH UPDATED FEDERAL GUIDANCE AND TO ELIMINATE NON-STATUTORY SUSTAINABILITY REQUIREMENTS, AS WELL AS ENHANCE THE REPRESENTATIONAL AND CERTIFICATION CLAUSES WITHIN THE PURCHASE ORDER.

Department of the InteriorTXMar 18, 2026$786,850
70B01C25F00000647

CONTRACTING OFFICER REP CHANGE

Department of Homeland SecurityLAJun 26, 2026$2,034,423
140P2125F0120

SAGU 5 PHASE I ESAS PIMA COUNTY LANDS

Department of the InteriorAZApr 22, 2026$13,815
W912DW26FA050

$45M WOMEN-OWNED SMALL BUSINESS (WOSB) INDEFINITE DELIVERY/INDEFINITE QUANTITY (IDIQ) MULTIPLE AWARD TASK ORDER CONTRACT (MATOC) FOR ENVIRONMENTAL CONSULTING SERVICES (ECS) FOR USACE PROJECTS PRIMARILY WITHIN THE USACE SEATTLE DISTRICT (NWS).

Department of DefenseWAApr 6, 2026$2,500
W912DW26DA016

$45M WOMEN-OWNED SMALL BUSINESS (WOSB) INDEFINITE DELIVERY/INDEFINITE QUANTITY (IDIQ) MULTIPLE AWARD TASK ORDER CONTRACT (MATOC) FOR ENVIRONMENTAL CONSULTING SERVICES (ECS) FOR USACE PROJECTS PRIMARILY WITHIN THE USACE SEATTLE DISTRICT (NWS).

Department of Defense—Apr 1, 2026—
N6247326F0192

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.

Department of DefenseCAMar 12, 2026$370,749
N6247324F4297

THIS IS A NO-COST ONLY MODIFICATION TO EXTEND THE POP FROM 31 MARCH 2026 TO 30 MARCH 2027.

Department of DefenseCAMar 11, 2026$81,317
70B01C26F00000237

CONSTRUCTION MONITORING SERVICES SW BORDER

Department of Homeland SecurityLAMar 10, 2026$8,078,087
70B01C26F00000228

YUM-2 WELLTON CONSTRUCTION AND ENVIRONMENTAL MONITORING SERVICES

Department of Homeland SecurityLAMar 9, 2026$5,472,502
140FS325C0015

THE PURPOSE OF THIS MODIFICATION IS TO ENSURE COMPLIANCE WITH UPDATED FEDERAL GUIDANCE AND TO ELIMINATE NON-STATUTORY SUSTAINABILITY REQUIREMENTS, AS WELL AS ENHANCE THE REPRESENTATIONAL AND CERTIFICATION CLAUSES WITHIN THE CONTRACT.

Department of the InteriorCAMar 5, 2026$130,990

Sources and method

Figures on this page are computed from public federal award records. Numbers are never estimated or generated; where a figure is withheld, the reason is stated rather than filled in.

Totals sum obligations across every award attributed to this contractor. Obligations are cumulative funding actions, not the value of work delivered.

  1. 1Awards are attributed by Unique Entity Identifier NH3HNLDKWHK1, the government's own recipient identifier, not by name matching.
  2. 2Award records from USAspending.gov, last refreshed Oct 21, 2026.