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Justification

HDTRA121C0042 Sole Source Cost Extension

HDTRA121C0042P00037

Defense Threat Reduction Agency, Defense Threat Reduction Agency.

View on SAM.govMarkdown

Awarded

Arservices, Limited

$75,783,394.42 obligated so far on USAspending, January 16, 2026, contract HDTRA121C0042

Description

As published on SAM.gov.

Justification for Other than Full and Open Competition. The Defense Threat Reduction Agency (DTRA) contracting activity proposes to procure, without using full and open competition, a continuing effort entitled “Research & Development Directorate Advisory and Assistance Service Support” via a contract modification to the current Research & Development Advisory and Assistance Services contract with ARServices, Limited (ARServices).

The contract, on USAspending

Federal procurement data the awarding office reported to FPDS, matched to this solicitation by its number.

Recipient
Arservices, Limited
UEI
LXQRK5BR85F1
CAGE
3UFX2
Vendor location
Alexandria, VA
Contract
HDTRA121C0042, definitive contract
Obligated
$75,783,394.42, current value $167,754,465, potential $198,753,637
Actions
25 between January 9, 2024 and June 2, 2026
Competition
Full and Open Competition After Exclusion of Sources, 6 offers received
Set-aside reported
Small Business Set Aside - Total
Described as
Research and Development Programmatic Advisory and Assistance Services
Match
award number HDTRA121C0042 equals the contract number; same awarding office HDTRA1 (high confidence)
Record
USAspending award page

Publications

Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.

  1. February 2, 2026

    Justification

    SAM.gov, notice c4a5d13538d043b792703dd59ef86d27

Points of contact

Also open from this buyer