Federal contractor profile

JOHN C HARSHBARGER JR

UEI UJJETDCUF5R4CAGE 4HK81

E
Small Business

Overview

Legal name
JOHN C HARSHBARGER JR
Registered location
ARLINGTON, VA, USA
Primary NAICS
541690 — Other Scientific and Technical Consulting Services
Latest award activity
Jan 16, 2026
Read company summary

JOHN C HARSHBARGER JR is associated with UEI UJJETDCUF5R4 and CAGE 4HK81 in public federal records. AcornBids currently links 1 prime award totaling $16.3K in obligations to this entity. Its largest recorded federal customer by obligations is Department of the Interior. Its recorded federal awards include work classified as Research and Development in Biotechnology (except Nanobiotechnology). These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 541690 (Other Scientific and Technical Consulting Services). Its public SAM.gov registration lists ARLINGTON, VA, USA.

At a glance

Lifetime prime obligations$16.3K
Prime awards1
Awards with future end dates0
Top-agency concentration
Not available

Why this customer concentration

Detailed agency totals are not available in this stored profile.

Largest positive coded-agency total ÷ all positive coded-agency totals × 100

Missing data is shown as unavailable.

Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Sep 19, 2026. Refresh pending; these totals may be out of date.

Business information

Public SAM.gov registration details.

Legal name
JOHN C HARSHBARGER JR
UEI
UJJETDCUF5R4
CAGE
4HK81
Registered address
4501 8TH ST S, ARLINGTON, VA, 22204, USA
Registration status
E
Primary NAICS
541690 — Other Scientific and Technical Consulting Services
SAM activation
Jun 6, 2025
Initial registration
Aug 14, 2006
Entity start
Oct 12, 1998
SAM updated
Jun 4, 2026
Registration expires
Jun 4, 2026
Fiscal year end
Dec 31
Place of incorporation
VA, USA

View SAM.gov source

Federal award analysis

Net transaction obligations by federal fiscal period.

Transaction history is not available in the loaded data. Annual funding is not estimated from current award totals.

Recent federal awards

Prime contract awards. Select an award to review its history and source evidence.

Award / descriptionAwarding agencyObligationsStart dateEnd date
140FS324C0001MD-CBFO-DIAGNOSTIC PATHOLOGY OF LIVERDepartment of the Interior$16.3KOct 10, 2023Mar 31, 2025

Registration, certifications & contacts

Registration evidenceDate
SAM updatedJun 4, 2026
Source loadedSep 19, 2026
Initial registrationAug 14, 2006
Entity startOct 12, 1998

Registration classifications: Small Business. These are separate from the reported certificates above.

IndustryReported size status
541690 — Other Scientific and Technical Consulting ServicesNot reported
ContactRolePublished contact methodsEvidenceSource date
JOHN C HARSHBARGER JRGovernment businessContact method not publishedSAM registrationNot available
JOHN C HARSHBARGER JRElectronic businessContact method not publishedSAM registrationNot available
Registered industries
  • 541690 — Other Scientific and Technical Consulting Services

Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source

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About JOHN C HARSHBARGER JR

What products and services appear in its federal awards?

Recorded award industries: 541714 — Research and Development in Biotechnology (except Nanobiotechnology).

Recorded products and services: B516 — Animal and Fisheries Studies.

Examples from recent award records:

These records describe federal award work, not every company capability. Review the award evidence.

Where is the company registered?

4501 8TH ST S, ARLINGTON, Virginia 22204, United States

Registered location from SAM.gov; award performance locations may differ.

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Data coverage and methodology

Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.

No official subaward rows are loaded, so Acorn does not claim known teaming relationships.

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