WALKER ENVIRONMENTAL RESEARCH LLC
- Brunswick, ME 04011-7381
- walkerenvres.com (company website, opens in a new tab)
- Sole Proprietorship
- SAM active
- No verified credentials yet
- CMMCNot on file
- SPRSNone
- FCLVisible to paid members
- Small Business
Registration and small-business types: SAM.gov, synced Nov 11, 2026. Compliance: self-attested by the company unless marked verified. The SPRS chip shows a range, never the exact score. How verification works
- 36-mo obligations
- $1M
- Awards on record
- 7
- Contract vehicles
- 0
- Verified credentials
- 0
Compliance posture: unverified (SAM.gov baseline only)
WALKER ENVIRONMENTAL RESEARCH LLC has not claimed this profile. What you see comes from public SAM.gov and USAspending records; no one from the company has confirmed CMMC, SPRS or clearance details yet. Learn more about CMMC 2.0
About WALKER ENVIRONMENTAL RESEARCH LLC
- Headquarters
- Brunswick, ME 04011-7381
Identifiers
UEI and CAGE come from SAM.gov. Other identifiers are listed by the company.
- UEIC1KJMCENUNB7
- CAGE75BA4
Capabilities & differentiators
No capability narrative yet
Compliance posture
No compliance posture published yet
Facility clearance
Facility clearance: visible to paid members
Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). Learn more about facility clearances · Compare plans
Past performance
- 36-month obligations
- $1M
- Awards on record
- 7
- Top funding agencies
- U.S. Geological Survey · Environmental Protection Agency · Offices, Boards and Divisions
Awards
15JENR25P00000288
Recompete 18+ mo: Potential end Feb 1, 2030 (38 months away)EXPERT WITNESS
Department of Justice · Offices, Boards and Divisions
- Obligated
- $152.2K
- Period of performance
- Aug 5, 2025 – Feb 1, 2030
140G0324P0373
Recompete 6–12 mo: Potential end Sep 8, 2027 (9 months away)ECOSHEDS CUSTOMIZATION FOR FISH-CAST MODELING AND DATA VISUALIZATION
Department of the Interior · U.S. Geological Survey
- Obligated
- $130K
- Period of performance
- Sep 9, 2024 – Sep 8, 2027
140P5424P0045
Recompete 6–12 mo: Potential end Aug 12, 2027 (8 months away)FLORIDA BAY DASHBOARD
Department of the Interior · National Park Service
- Obligated
- $66.3K
- Period of performance
- Aug 13, 2024 – Aug 12, 2027
140G0122P0110
Recompete < 6 mo: Potential end Apr 3, 2027 (4 months away)CUSTOMIZATION OF THE SPATIAL HYDRO-ECOLOGICAL DECISION SUPPORT (SHEDS) SYSTEM (HTTPS://ECOSHEDS.ORG/).
Department of the Interior · U.S. Geological Survey
- Obligated
- $415.7K
- Period of performance
- Mar 31, 2022 – Apr 3, 2027
140G0122P0023
Recompete < 6 mo: Potential end Dec 20, 2026 (1 month away)CUSTOMIZATION OF THE RESTORE DATA VISUALIZATION TOOL TO INCORPORATE ADDITIONAL DATASETS
Department of the Interior · U.S. Geological Survey
- Obligated
- $31K
- Period of performance
- Dec 21, 2021 – Dec 20, 2026
68HE0B24P0246
Completed: Period of performance ended Feb 4, 2026PROFESSIONAL SERVICES CONTRACT WITH DR. JEFF WALKER OF ENVIRONMENTAL RESEARCH LLC - STREAMFLOW MONITORING WITH MACHINE LEARNING ROAR…
Environmental Protection Agency
- Obligated
- $245K
- Period of performance
- Jan 26, 2024 – Feb 4, 2026
15JENR20P00000342
Completed: Period of performance ended Sep 7, 2023EXPERT WITNESS
Department of Justice · Offices, Boards and Divisions
- Obligated
- $33.9K
- Period of performance
- Sep 8, 2020 – Sep 7, 2023
| Award | Agency | NAICS · PSC | Obligated | Period of performance | Recompete |
|---|---|---|---|---|---|
15JENR25P00000288 EXPERT WITNESS | Department of Justice · Offices, Boards and Divisions | 541199 · R424SUPPORT- PROFESSIONAL: EXPERT WITNESS | $152.2K | Aug 5, 2025 – Feb 1, 2030 | Recompete 18+ mo: Potential end Feb 1, 2030 (38 months away) |
140G0324P0373 ECOSHEDS CUSTOMIZATION FOR FISH-CAST MODELING AND DATA VISUALIZATION | Department of the Interior · U.S. Geological Survey | 541511 · DD01IT AND TELECOM - SERVICE DELIVERY SUPPORT SERVICES: ITSM, OPERATIONS CENTER, PROJECT/PM (LABOR) | $130K | Sep 9, 2024 – Sep 8, 2027 | Recompete 6–12 mo: Potential end Sep 8, 2027 (9 months away)AI brief for award 140G0324P0373Bid team for the recompete of award 140G0324P0373 |
140P5424P0045 FLORIDA BAY DASHBOARD | Department of the Interior · National Park Service | 541620 · F099NATURAL RESOURCES/CONSERVATION- OTHER | $66.3K | Aug 13, 2024 – Aug 12, 2027 | Recompete 6–12 mo: Potential end Aug 12, 2027 (8 months away)AI brief for award 140P5424P0045Bid team for the recompete of award 140P5424P0045 |
140G0122P0110 CUSTOMIZATION OF THE SPATIAL HYDRO-ECOLOGICAL DECISION SUPPORT (SHEDS) SYSTEM (HTTPS://ECOSHEDS.ORG/). | Department of the Interior · U.S. Geological Survey | 541511 · DA01IT AND TELECOM - BUSINESS APPLICATION/APPLICATION DEVELOPMENT SUPPORT SERVICES (LABOR) | $415.7K | Mar 31, 2022 – Apr 3, 2027 | Recompete < 6 mo: Potential end Apr 3, 2027 (4 months away)AI brief for award 140G0122P0110Bid team for the recompete of award 140G0122P0110 |
140G0122P0023 CUSTOMIZATION OF THE RESTORE DATA VISUALIZATION TOOL TO INCORPORATE ADDITIONAL DATASETS | Department of the Interior · U.S. Geological Survey | 541511 · DA01IT AND TELECOM - BUSINESS APPLICATION/APPLICATION DEVELOPMENT SUPPORT SERVICES (LABOR) | $31K | Dec 21, 2021 – Dec 20, 2026 | Recompete < 6 mo: Potential end Dec 20, 2026 (1 month away)AI brief for award 140G0122P0023Bid team for the recompete of award 140G0122P0023 |
68HE0B24P0246 PROFESSIONAL SERVICES CONTRACT WITH DR. JEFF WALKER OF ENVIRONMENTAL RESEARCH LLC - STREAMFLOW MONITORING WITH MACHINE LEARNING ROAR… | Environmental Protection Agency | 541620 · AH12NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; WATER RESOURCES; APPLIED RESEARCH | $245K | Jan 26, 2024 – Feb 4, 2026 | Completed: Period of performance ended Feb 4, 2026 |
15JENR20P00000342 EXPERT WITNESS | Department of Justice · Offices, Boards and Divisions | 541199 · R424SUPPORT- PROFESSIONAL: EXPERT WITNESS | $33.9K | Sep 8, 2020 – Sep 7, 2023 | Completed: Period of performance ended Sep 7, 2023 |
Contract vehicles
No contract vehicles on file
Proven teaming graph
No sub-award reports yet
Source: USAspending.gov sub-award reports (FSRS) (opens in a new tab) · sync date not recorded · Prime contractors report first-tier subcontracts of $30,000 or more. Amounts are reported sub-award values.
SBIR/STTR portfolio
No SBIR/STTR awards on record
Source: SBIR.gov award records (opens in a new tab) · sync date not recorded
FedRAMP offerings
No FedRAMP Marketplace listing
Source: FedRAMP Marketplace (opens in a new tab) · sync date not recorded
Exclusions & screening
SAM.gov exclusions
Not yet checked against SAM.gov exclusions.
Agencies generally may not award to excluded parties, and primes may not subcontract with them above the threshold in FAR 52.209-6 (except COTS items) without a compelling reason reported to the contracting officer (FAR 9.405, 9.405-2). Some exclusion types apply only to specific programs: read the record on SAM.gov.
Source: SAM.gov Exclusions (opens in a new tab) · sync date not recorded
Consolidated Screening List
No confirmed match on the Consolidated Screening List (screened Nov 13, 2026).
The list combines Commerce, State and Treasury export-control and sanctions lists. A “no match” result is a name-and-address screen, not an export-compliance determination.
Source: ITA Consolidated Screening List (opens in a new tab) · as of Nov 13, 2026
GSA CALC+ rate benchmark
No GSA CALC+ rates on record
Source: GSA CALC+ awarded ceiling rates (opens in a new tab) · sync date not recorded
NAICS, PSC & socio-economic status
NAICS codes
- 541620Environmental Consulting ServicesPrimarySmall business under this code’s size standard
SAM.gov reports this entity as small under 1 of 1 NAICS code. Size is determined per code (SBA size standards).
Product & service codes (PSC)
- AH11NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; WATER RESOURCES; BASIC RESEARCH
- AH12NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; WATER RESOURCES; APPLIED RESEARCH
- B533SPECIAL STUDIES/ANALYSIS- WATER QUALITY
- F020NATURAL RESOURCES/CONSERVATION- FISHERIES RESOURCES MANAGEMENT
- F103ENVIRONMENTAL SYSTEMS PROTECTION- WATER QUALITY SUPPORT
PSC names from the Acquisition.gov PSC Manual (opens in a new tab) (April 2025 edition), checked Nov 12, 2026.
Teaming preferences
This company has not published teaming preferences.
Business development contact
No BD contact published
Corporate hierarchy
No parent entity reported in SAM.gov.
SBA counts affiliates when it determines whether a business is small (13 CFR 121.103), so a parent’s size can matter for set-aside work.
Data sources & provenance
SAM.gov
Registration, CAGE, NAICS, socio-economic status, corporate hierarchy and exclusions. Last synced Nov 11, 2026.
USAspending.gov
Prime award history and obligations (FPDS), synced nightly.
The contractor
Nothing yet: this profile has not been claimed by the company.
TeamingIndex verification
Credentials marked Verified were checked by a TeamingIndex reviewer; everything else is self-attested.
Corrections
Corrections to SAM.gov data must be made in SAM.gov; TeamingIndex picks them up on the next nightly sync. Go to SAM.gov (opens in a new tab)
Machine-readable: capability.md schema.org JSON-LD embedded in this page.
Zero CUI: TeamingIndex stores verification metadata only, never System Security Plans, POA&Ms or DD Form 254s.
Teaming
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