PSC B518 — Geophysical Studies: federal contracts

$492Kobligated in FY2025

-95.6%change FY2024→FY2025

0open solicitations

10new awards, last 12 months

Buyers by office, new entrants and recompetes in FedSift →

Open solicitations

No open solicitations carry this PSC right now.

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What PSC B518 covers

Description: Geophysical Studies

Official definition: GSA PSC Manual (PSC April 2025.xlsx), acquisition.gov/psc-manual. Category: Professional Services › Management Advisory Services.

FY2022$3.5M

FY2023$7.9M

FY2024$11.2M

FY2025$492K

FY2026*$4.3M

FY2027*$71K

USASpending.gov contract obligations by federal fiscal year of the action. * A year that ended under 120 days ago is still filling in.

Who is winning new PSC B518 work

Contractors ranked by obligations on awards that started FY2024–FY2027 to date.

Contractor	Obligations	Awards
KFS, LLC	$3.3M	8
BRACKISH CONSULTING LLC	$2.0M	1
WEST CONSULTANTS, INC.	$939K	1
COLLIER CONSULTING, INC.	$640K	1
ROHDE & SCHWARZ USA, INC.	$294K	1
DEGROVE SURVEYORS, INC.	$258K	1
LEICA GEOSYSTEMS INC.	$182K	1
CHE PASCAL SAUNDERS-SHULTZ	$141K	1
JUNIPER UNMANNED, INC.	$133K	1
ATLANTIC TESTING LABORATORIES, LIMITED	$116K	5

How competitive is PSC B518?

58.1% of obligations on these awards were competed.
20.0% of competed awards that report offers drew a single offer (n=30).
65.4% went to small businesses.
The five largest contractors hold 82.3% across 35 contractors.

NAICS codes used on PSC B518 awards

NAICS	Industry	Share
541360	Geophysical Surveying and Mapping Services	74.1%
541330	Engineering Services	10.8%
541370	Surveying and Mapping (Except Geophysical) Services	5.0%
541380	Testing Laboratories and Services	4.3%
541990	All Other Professional, Scientific, and Technical Services	3.3%
541620	Environmental Consulting Services	1.2%
238910	Site Preparation Contractors	0.4%
213112	Support Activities for Oil and Gas Operations	0.4%

Related PSC codes

6640 Laboratory Equipment and Supplies · R425 Engineering and Technical Services · C219 Other Architect and Engineering Services · B510 Environmental Studies and Assessments

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