Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

GSA Federal Acquisition Service
Banner Home GSA Advantage
(Vendors) How to change your company information
Contract #:
Contractor: LEIDOS, INC.
Address: 1750 PRESIDENTS ST
RESTON, VA 20190-5617
Phone: (571)526-7085
E-Mail: Alliant2@leidos.com
Web Address: http://www.leidos.com
SAM UEI: MDSWM6MB1BH7
NAICS: 541512
Socio-Economic : Other Than Small Business
Current Option Period End Date : Jun 30, 2028
Govt. POC:
Diemle T. Phan
858-243-8006
diemle.phan@gsa.gov
EPLS : Contractor not found on the Excluded Parties List System
Source Title Contract
Number
Terms & Conditions / Price List Current Option Period End Date Ultimate Contract End Date Category    View Catalog
ALIAN2
Alliant 2 47QTCK18D0008 Jun 30, 2028
ALL 2
 

Additional Contracts held by this contractor. To view more details of a contract, click the Contract Number below.
Source Title Contract
Number
Terms & Conditions / Price List Current Option Period End Date Ultimate Contract End Date Category    View Catalog
HCATS
Human Capital and Training Solutions GS02Q16DCR0022   Sep 25, 2026
HCATS U POOL1
 
HCATS
Human Capital and Training Solutions GS02Q16DCR0057   Sep 25, 2026
HCATS U POOL2
 
MAS
Multiple Award Schedule GS-00F-022CA Jan 14, 2030 Jan 14, 2035
512110
541330ENG
541370GIS
541380
541420
541430
541511
541611
541613
541614
541614SVC
541620
541690
541715
541810
541820
541850
541910
541922
541930
561920
562112
562910REM
611430
611512
624SS
OLM
MAS
Multiple Award Schedule GS-35F-116AA Dec 12, 2027 Dec 12, 2032
334519
511210
518210C
518210DC
518210ERM
541330EMI
541330ENG
541370GEO
541380
541420
54151
541519PIV
54151ECOM
54151HACS
54151HEAL
54151S
541611
541611LIT
541611O
541620
541690
541715
561422
562112
562910REM
562910RMI
611420
ANCILLARY
OLM
MAS
Multiple Award Schedule GS-35F-285DA Apr 21, 2026 Apr 21, 2036
54151S
ANCILLARY
OLM
OASIS
One Acquisition Solution for Integrated Services (OASIS) GS00Q14OADU122   Mar 1, 2025
OASIS POOL1
 
OASIS
One Acquisition Solution for Integrated Services (OASIS) GS00Q14OADU211   Mar 1, 2025
OASIS POOL2
 
OASIS
One Acquisition Solution for Integrated Services (OASIS) GS00Q14OADU322   Mar 1, 2025
OASIS POOL3
 
OASIS
One Acquisition Solution for Integrated Services (OASIS) GS00Q14OADU420   Mar 1, 2025
OASIS POOL4
 
OASIS
One Acquisition Solution for Integrated Services (OASIS) GS00Q14OADU511   Mar 1, 2025
OASIS POOL5A
 
OASIS
One Acquisition Solution for Integrated Services (OASIS) GS00Q14OADU610   Mar 1, 2025
OASIS POOL5B
 
OASIS
One Acquisition Solution for Integrated Services (OASIS) GS00Q14OADU716   Mar 1, 2025
OASIS POOL6
 

elibrary.gsa.gov

An official website of the General Services Administration

Looking for U.S. government information and services?
Visit USA.gov