PrimeRFP SCOUT · Federal Contract Recompete Brief · SeaPort-NxG

N6523621F3008Terrestrial collections engineering and — Fathom 4, LLC

Fathom 4, LLC holds $42.3M across 13 federal awards, concentrated at Department of Defense (DOD). This PIID sits alongside 2 related awards under parent N0017819D7641. Competition previously drew 4 offers. Set-aside status: SDVOSBC. PoP ended Mar 11, 2026 — the usual 12–18 month planning window is closed; recompete action looks late or overdue.

NIWC Atlantic

Awarding office

Fathom 4, LLC

Recipient

Mar 11, 2026

PoP end

$8.7M

Obligated

$22.5M

Potential

541330

NAICS

R425

PSC

SeaPort-NxG

Vehicle

SDVOSBC

Set-aside

4 bidders on last award

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Contract facts

SDVOSBC

Contract numberN6523621F3008

Also listed asN65236-21-F-3008

Also listed asN0017819D7641-N6523621F3008

AgencyNIWC Atlantic

Awarding officeNIWC Atlantic

Awarding agencyDepartment of Defense (DOD)

Funding agencyDepartment of Defense (DOD)

IncumbentFathom 4, LLC

CAGE6SG73

UEIMKKHGNXJA6V9

NAICS541330

PSCR425

VehicleSeaPort-NxG

Parent IDIQ / IDVN0017819D7641

Place of performanceCHARLESTON SC

Pricing typeCost Plus Fixed Fee

Extent competedFull And Open Competition

Related solicitationN6523620R3027

PoP startMar 12, 2021

PoP end (current)Mar 11, 2026

Obligated$8.7M

Current value$12.6M

Potential value$22.5M

TERRESTRIAL COLLECTIONS ENGINEERING AND TECHNICAL SUPPORT is a federal SDVOSBC award for NIWC Atlantic held by Fathom 4, LLC. Estimated value $22.5M ($8.7M obligated). Current period of performance ends Mar 11, 2026. Last award drew 4 bidders. Place of performance: CHARLESTON SC. Related solicitation N6523620R3027.

TERRESTRIAL COLLECTIONS ENGINEERING AND TECHNICAL SUPPORT

Recompete timing

Public

● Past PoP end (180 days ago)

Current PoP ended Mar 11, 2026 (180 days ago). The usual 12–18 month agency planning window is closed — recompete action looks late / overdue relative to a normal cycle. Watch for bridge orders, follow-ons, or a new solicitation.

Incumbent footprint

Public record

Fathom 4, LLC — $42.3M obligated across 13 awards (firm-wide, all agencies) · lead buyer Department of Defense (DOD).

% of firm-wide obligated ($42.3M) · all agencies

Department of Defense (DOD)$42.3M · 100%General Services Administration (GSA)$5K · 0%

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Related awards

Same parent · incumbent

N6523623F3027

DISTRIBUTED COMMON GROUND SURFACE SYSTEM MARINE CORPS

$44.4M

Apr 8, 2028

N6523623F3018

PROGRAM MANAGEMENT (PM) /ENGINEERING/LOGISTICS SUPPORT TO NON-NAVAL BIOMETRICS IN TERRESTR…

$8.6M

May 16, 2028

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Frequently asked questions

What is contract N6523621F3008?

N6523621F3008 (Terrestrial collections engineering and) is a NIWC Atlantic award with a potential value of $22.5M, currently held by Fathom 4, LLC. Figures are USASpending-sourced public-record facts plus SCOUT recompete analysis.

What is N65236-21-F-3008?

N65236-21-F-3008 is the dashed form of PIID N6523621F3008 (Terrestrial collections engineering and), held by Fathom 4, LLC. Same award — SCOUT canonicalizes compact, dashed, and parent-child identifiers to one brief.

Which office awarded N6523621F3008?

NIWC Atlantic awarded N6523621F3008 to Fathom 4, LLC (potential $22.5M).

Who is the incumbent on N6523621F3008?

Fathom 4, LLC is the incumbent with $42.3M across 13 related awards in SCOUT’s public footprint. The current period of performance ends Mar 11, 2026.

When does Fathom 4, LLC’s N6523621F3008 come up for recompete?

SCOUT tracks a period-of-performance end of Mar 11, 2026. Actual solicitation timing can shift with extensions, bridges, or consolidations.

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Data: Showing contracts ≥ $100K from federal procurement records (FPDS-NG, SAM.gov, and related repositories), normalized by PrimeRFP SCOUT. Each row keyed by Award ID (PIID); task orders appear as independent rows.

Data as of Jun 23, 2026 · refreshed monthlyLatest procurement action Mar 16, 2026