Geological Studies Government Contracts

PSC B517 Service code

Code facts

Spend category
Professional Services Management Advisory Services
Contract obligations
$2,236,565 In FY2025

PSC codes and definitions come from the GSA PSC Manual and contract spending from SAM.gov/FPDS.

Market summary

Open opportunities
0 4 notices posted in the last 90 days
Contract awards
64 In the last 12 months
Obligated
$2,008,159 In the last 12 months, net of deobligations

Top buying agencies by obligations

Rank Agency Obligated, FY2026–FY2027 Share
1 Department of the Interior $1,746,909
2 Department of the Army Department of Defense $352,575
3 Department of Energy $97,500
4 Air Force Department of Defense $37,000

Top contractors by obligations

Rank Contractor Obligated, FY2026–FY2027 Share
1 Athena Technologies Inc. $352,575
2 Kbensko Consulting, LLC $97,500
3 Biomarker Technologies, Inc. $93,257
4 Ethan Hasenauer $90,454
5 Charles Trexler $90,000
6 Geosep Services, LLC $88,225
7 Kevin Arizmendi $86,000
8 Zirchron LLC $85,400
9 Respec Company, LLC $83,958
10 Washington State University $75,408

See the full FY2025 ranking of PSC B517 contractors, by parent company.

Contract opportunities

No notices under PSC B517 are open now. These are the newest.

Notice Posted Due
USGS Paired Bulk Mineralogy/Clay Analyses Special Notice
Consulting Engineering Geologist Services for the U. S. Federal Energy Regulatory Commission Award Notice · Federal Energy Regulatory Commission · 89603026Q0061 —
Mineral separation services Solicitation · Office of Acquisitions and Grants (USGS)
Notice of Intent to Award - USGS Isotope Work Special Notice · Office of Acquisitions and Grants (USGS)
Consulting Engineering Geologist Services for the U. S. Federal Energy Regulatory Commission Solicitation · Federal Energy Regulatory Commission · 89603026Q0061
Sources Sought, X-ray Computed Tomography (XRCT) Pre-Solicitation · Office of Acquisitions and Grants (USGS)
LA-ICP-MS zircon analyses/brennan Pre-Solicitation · Office of Acquisitions and Grants (USGS)
microbe polished sock samples Solicitation · Office of Acquisitions and Grants (USGS)
40Ar/39Ar analyses to determine the ages of volcan Solicitation · Office of Acquisitions and Grants (USGS)
Apatite fission-track (AFT) and U-Pb analyses Special Notice · Office of Acquisitions and Grants (USGS) · 140G0326Q0167
Carolina Beach Inlet Vibracore Services Award Notice · ENDIST Wilmington (USACE) · W912PM26PA065 —
U-TH-SM/he thermochronology analyses Solicitation · Office of Acquisitions and Grants (USGS)
U-Th/He Thermochronology Analyses of Samples Pre-Solicitation · Office of Acquisitions and Grants (USGS)
whole-rock geochemical analysis Pre-Solicitation · Office of Acquisitions and Grants (USGS)
Apatite fission-track (AFT) and U-Pb analyses Pre-Solicitation · Office of Acquisitions and Grants (USGS) · 140G0326Q0167
EO 14398 - this requirement is for support service Solicitation · Office of Acquisitions and Grants (USGS)
Intent to Sole Source - Drop Zone/HELO Landing Zone Course Special Notice · Air Combat Command (USAF)
Split-Stream Zircon Petrochronology Analysis Pre-Solicitation · Office of Acquisitions and Grants (USGS)
Volcanic tephra sample analysis Solicitation · Office of Acquisitions and Grants (USGS)
Carolina Beach Inlet Vibracore Services Solicitation · ENDIST Wilmington (USACE) · W912PM26QA036
Sources Sought - Geochronology Pre-Solicitation · Office of Acquisitions and Grants (USGS)
NOI - PCM ICP sample analysis Special Notice · Office of Acquisitions and Grants (USGS)
Washing and geochemical measurements Solicitation · Office of Acquisitions and Grants (USGS)
EO 14398 - This requirement is for support services for USGS Geology Minerals E Special Notice · Office of Acquisitions and Grants (USGS)
PCM ICP sample analysis Pre-Solicitation · Office of Acquisitions and Grants (USGS)
Combined XRF and ICP-MS analyses with LOI Special Notice · Office of Acquisitions and Grants (USGS)
NOI - Sulfide Analysis Special Notice · Office of Acquisitions and Grants (USGS)
Radiogenic Isotope & Platinum Group Element Analyses Pre-Solicitation · Office of Acquisitions and Grants (USGS)
Sediment Core Subsampling, Processing, Preparation Solicitation · Office of Acquisitions and Grants (USGS)
Rock sample analyses Pre-Solicitation · Office of Acquisitions and Grants (USGS)
Radiogenic Isotope Analyses Solicitation · Office of Acquisitions and Grants (USGS) · 140G0326Q0061
Rock sample preparation Solicitation · Office of Acquisitions and Grants (USGS)
Geochronologic analyses Pre-Solicitation · Office of Acquisitions and Grants (USGS)
Isotope analyses Solicitation · Office of Acquisitions and Grants (USGS) · 140G0326Q0079
Isotope analyses Pre-Solicitation · Office of Acquisitions and Grants (USGS) · 140G0326Q0072
Carolina beach inlet and vicinity, NC Solicitation · ENDIST Wilmington (USACE) · W912PM26QA024
Apatite fission-track (AFT) and U-Pb analyses Special Notice · Office of Acquisitions and Grants (USGS) · 140G0326Q0047
Radiogenic Isotope Analyses Pre-Solicitation · Office of Acquisitions and Grants (USGS) · 140G0326Q0061
Neutron Irradiation Geochronology Solicitation · Office of Acquisitions and Grants (USGS) · 140G0326Q0043
Carolina beach inlet and vicinity, NC Pre-Solicitation · ENDIST Wilmington (USACE) · W912PM26QA024
U-Pb analyses Pre-Solicitation · Office of Acquisitions and Grants (USGS)
Low-level tritium analysis services Award Notice · Office of Acquisitions and Grants (USGS) —
Neutron Irradiation Geochronology Pre-Solicitation · Office of Acquisitions and Grants (USGS) · 140G0326Q0043
Stable LI isotope analyses Pre-Solicitation · Office of Acquisitions and Grants (USGS)
AMS Radiocarbon Analyses Solicitation · Office of Acquisitions and Grants (USGS) · 140G0326Q0022
AMS Radiocarbon Analyses Pre-Solicitation · Office of Acquisitions and Grants (USGS) · 140G0326Q0020
Isotope analysis - garnet Solicitation · Office of Acquisitions and Grants (USGS)
Whole Rock Geochemical Analysis Solicitation · Office of Acquisitions and Grants (USGS) · 140G0325Q0240
Whole Rock Geochemical Analysis Pre-Solicitation · Office of Acquisitions and Grants (USGS) · 140G0325Q0234
MINERAL SEPARATION AND U-Pb Crystallization Age Special Notice · Office of Acquisitions and Grants (USGS)
Show 40 more

Latest 50 of 288 listed here. See the rest on GovTribe.

Recent contract awards

Award Awarded Obligated
EO 14398 - this requirement is for support services for western mineral & environmental research science center… 140GG027P0014 · Universite Quebec A Chicoutimi · Departmental Offices $14,900
EO 14398 new SSC mason healy - geologic analysis 140G0326P0266 · Mason Healy · Office of Acquisitions and Grants (USGS) $24,168
EO 14398 - this requirement is for support services for alaska science center. 140G0326P0246 · Spectrum Petrographics Inc. · Office of Acquisitions and Grants (USGS) $25,960
Engineering geologist subject matter expert consulting 89603026P0019 · Kbensko Consulting, LLC · Federal Energy Regulatory Commission $97,500
EO 14398 new SSC alexa drake laboratory work 140G0326P0244 · Alexa Drake · Office of Acquisitions and Grants (USGS) $19,531
New SSC addie moore 140G0326P0204 · Addie Moore · Office of Acquisitions and Grants (USGS) $28,241
Mineral separation services 140G0126P0382 · Zirchron LLC · Office of Acquisitions and Grants (USGS) $50,000
Whole rock and garnet isotope work 140G0126P0354 · Washington State University · Office of Acquisitions and Grants (USGS) $20,974
LA-ICP-MS zircon analyses/brennan 140G0326P0286 · Northern Arizona University · Office of Acquisitions and Grants (USGS) $7,222
E.O. 14398: in support of USGS, alaska science center research on regional geology and mineral resources. Radiogenic… 140G0326P0191 · University Of South Carolina · Office of Acquisitions and Grants (USGS) $15,750

Latest 10 of 64 awarded in the last 12 months listed here. See the rest on GovTribe.

Contract obligations by fiscal year

Fiscal year Obligated
FY2027 To date -$27,264
FY2026 $2,261,248
FY2025 $2,236,565
FY2024 $2,331,102
FY2023 $3,465,025
Rank NAICS code Obligated, FY2026–FY2027 Share
1 541380 Testing Laboratories and Services $721,080
2 541990 All Other Professional, Scientific, and Technical Services $706,699
3 541360 Geophysical Surveying and Mapping Services $389,575
4 541690 Other Scientific and Technical Consulting Services $212,885
5 541330 Engineering Services $97,500
6 611310 Colleges, Universities, and Professional Schools $43,800
7 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) $32,970
8 541620 Environmental Consulting Services $21,449
9 561320 Temporary Help Services $8,026

Contract obligations by state

Rank Place of performance Obligated, last 12 months Share
1 California $591,921
2 Arizona $161,441
3 North Carolina $159,741
4 Washington $141,855
5 Colorado $114,500
6 District of Columbia $97,500
7 Alaska $96,954
8 Nevada $90,567
9 Idaho $89,570
10 Texas $87,757
11 South Dakota $83,958
12 Oregon $80,686
13 Virginia $64,803
14 Massachusetts $41,265
15 Minnesota $21,449
16 Connecticut $20,900
17 South Carolina $15,750
Show all 17

Shares are of everything obligated under PSC B517 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.

Quick answers

What is PSC B517?

PSC B517 is Geological Studies, a service code in PSC B, Special Studies/Analysis, Not R&D.

How many government contracts for geological studies are there?

4 notices under PSC B517 were posted in the last 90 days, and none are open now. Federal agencies awarded 64 contracts under PSC B517 in the last 12 months, obligating $2,008,159.

How much do federal agencies spend under PSC B517?

Federal contracts under PSC B517 obligated $2,236,565 in fiscal year 2025 and $10,266,675 in fiscal years 2023 through 2027.

Who are the largest contractors under PSC B517?

The contractors with the most obligated under PSC B517 in fiscal years 2026 and 2027 are Athena Technologies Inc. ($352,575); Kbensko Consulting, LLC ($97,500); and Biomarker Technologies, Inc. ($93,257).

Which agencies buy the most under PSC B517?

The agencies that obligated the most under PSC B517 in fiscal years 2026 and 2027 are Department of the Interior ($1,746,909), Department of the Army ($352,575) and Department of Energy ($97,500).

Which NAICS codes are used with PSC B517?

The NAICS codes with the most obligated under PSC B517 in fiscal years 2026 and 2027 are 541380 Testing Laboratories and Services; 541990 All Other Professional, Scientific, and Technical Services; and 541360 Geophysical Surveying and Mapping Services.

Where is the work under PSC B517 performed?

By place of performance, the states with the most contract obligations under PSC B517 over the last 12 months are California ($591,921), Arizona ($161,441) and North Carolina ($159,741).

What is the latest contract opportunity under PSC B517?

The latest contract opportunity under PSC B517 is USGS Paired Bulk Mineralogy/Clay Analyses, special notice, posted November 3, 2026.

On GovTribe

See everything under PSC B517

  • Federal contract opportunities, awards and IDVs under this code
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