Contract GS21F0139V

Constellation Energy Solutions, Llc · General Services Administration · September 27, 2021

Fixed Price With Economic Price AdjustmentFull & Open CompetitionNAICS 541618

Constellation Energy Solutions, Llc was awarded a federal contract by General Services Administration (Federal Acquisition Service) on September 27, 2021 for an undisclosed amount of work in other management consulting services. It was awarded under full and open competition. The contract has been modified 6 times since the base award It uses firm fixed-price contract pricing. The most recent modification was on March 26, 2026. If all options are exercised, the contract could reach $37.37 million.

Potential value
$37.37M
if all options exercised
Modifications
6
Latest March 26, 2026

Contract details

PIID
GS21F0139V
Award type
Pricing
Fixed Price With Economic Price Adjustment
Set-aside
No Set Aside Used.
Competition
Full And Open Competition
NAICS
541618 · Other Management Consulting Services
Product / service
Maint/Repair/Rebuild Of Equipment- Service And Trade Equipment
First action
September 27, 2021
Latest action
March 26, 2026

Description

FEDERAL SUPPLY SCHEDULE CONTRACT

Modification timeline

  • March 26, 2026
    Mod PS0047 · Other Administrative Action
    $0
  • December 5, 2025
    Mod PSA907 · Other Administrative Action
    $0
  • September 6, 2025
    Mod PSA905 · Other Administrative Action
    $0
  • July 22, 2025
    Mod PSA904 · Other Administrative Action
    $0
  • September 12, 2024
    Mod PSA885 · Other Administrative Action
    $0
  • July 9, 2024
    Mod PO0040 · Exercise An Option
    $0
  • September 27, 2021
    Mod PSA834 · Other Administrative Action
    $0

Similar contracts

RecipientAgencyDateObligated
Cornerstone Information Systems, IncGeneral Services AdministrationMarch 27, 2026$0
Air Planning, LlcGeneral Services AdministrationMarch 27, 2026$0
Steven Winter Associates IncGeneral Services AdministrationMarch 25, 2026$0
Travel Tech Consulting, Inc.General Services AdministrationMarch 24, 2026$0
El Sol Travel IncGeneral Services AdministrationMarch 24, 2026$0
Mckinstry Essention, LlcGeneral Services AdministrationMarch 9, 2026$1.39M

Top contractors in NAICS 541618

Lifetime obligated dollars across all federal contracts in this NAICS code.

#ContractorContractsObligated
1Island Peer Review Organization Inc2$49.42M
2Palantir Usg Inc1$19.97M
3Battelle Memorial Institute1$14.36M
4The Mitre Corporation32$8.86M
5Kadiak Llc1$7.60M
6Alutiiq Solutions, Llc1$5.93M
7Calibre Systems Inc1$1.88M
8Pae Government Services, Inc.6$1.85M
9N2ia Technologies Llc1$1.72M
10Travel Tech Consulting, Inc.6$1.40M

Track this on BesaGov

Get a free weekly email when this changes — new awards, new sub-awards, new opportunities. No login required.

✓ You’re on the list. We’ll never spam you.

Helpful guides

Continue learning

See all guides →
More on BesaGov

Keep researching

Track this contract, set alerts on similar opportunities, and build proposal pipelines on BesaGov.
Sign up free

Frequently asked questions

What is contract GS21F0139V?

Contract GS21F0139V is a federal contract awarded to Constellation Energy Solutions, Llc by General Services Administration on September 27, 2021 for an undisclosed amount of work classified under OTHER MANAGEMENT CONSULTING SERVICES. It has been modified 6 times since the base award.

Who won contract GS21F0139V?

Constellation Energy Solutions, Llc won contract GS21F0139V from General Services Administration.

How much is contract GS21F0139V worth?

Contract GS21F0139V has obligated $0 to date but carries a potential ceiling of $37.37 million if fully funded and all options are exercised.