GovChime
UEI: LMHQY3226778 • CAGE: 8GLL3

AMENTUM HOLDINGS LLC (VA)

Registration facts

SAM.gov registration as of

SAM.gov registration
Active
Registration expiration date Mar 2, 2027

Registration

Entity structure
Other
Business start date
Nov 26, 2019 (6 years)
Location
Chantilly, VA
State of incorporation
Delaware
Purpose of registration
All Awards

Source: SAM.gov entity registration and FPDS contract actions recorded under UEI LMHQY3226778. GovChime does not check exclusions.

Performance

Capabilities

NAICS codes

SBA certifications

No certification in the SBA profile data.

Contracts

Contact Info

As of . Source: SAM.gov Points of Contact.

SAM.gov registration for AMENTUM HOLDINGS LLC lists a physical address and a separate mailing address, along with 6 verified points of contact. Past Performance contacts are the recommended outreach channel for due-diligence references; Government Business contacts handle procurement-facing correspondence.

Source: SAM.gov entity registration. Contacts displaying numeric or placeholder names have been filtered (defense-in-depth).

Physical Address

4800 WESTFIELDS BLVD STE 400

CHANTILLY, VA, 20151

USA

Mailing Address

4800 WESTFIELDS BLVD STE 400

CHANTILLY, VA, 20151

USA

Government Business Contact

Brant Dotson

4800 WESTFIELDS BLVD

Suite 400

Chantilly, VA, 20151

USA

Electronic Business Contact

SUZANNE VAUGHAN

13500 Heritage Parkway

Fort Worth, TX, 76177

USA

Past Performance Contact

Brant Dotson

4800 Westfields Blvd, Suite 400

Chantilly, VA, 20151

USA

Government Business Alternate Contact

Lynne Miller

4800 WESTFIELDS BLVD

Suite 400

Chantilly, VA, 20151

USA

Electronic Business Alternate Contact

MICHAEL GREEN

13500 HERITAGE PKWY

Fort Worth, TX, 76177

USA

Past Performance Alternate Contact

CAROL PAPILLO

4800 Westfields Blvd, Suite 400

Chantilly, VA, 20151

USA

Additional Details

As of . Source: SAM.gov Entity Registration.

AMENTUM HOLDINGS LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires March 2, 2027.

Source: SAM.gov entity registration (FAR responses, registration status). Always verify active exclusions against the authoritative record on SAM.gov before contract award.

Compliance & Risk Assessment

Source: SAM.gov FAR responses

Suspension/Debarment Status

SAM.gov registration reports no active exclusion

Public Display

Entity information is publicly displayed

Disaster Relief Registry

Not registered for disaster relief

Bonding Information

No bonding information provided

EDI

Not declared in SAM.gov

Business Structure

Source: SAM.gov
Profit Structure:For Profit Organization
Organization:Limited Liability Company

Registration Details

Source: SAM.gov

Initial Registration

Jun 25, 2020

Last Update

Aug 3, 2026

Registration Activation

Active — Mar 4, 2026

Fiscal Year End

09/30

Country of Incorporation

USA

Congressional District

11