Constellation Software Engineering, LLC
Constellation Software Engineering, LLC is a small business in Bethesda, MD registered on SAM.gov to bid on federal contracts. It has won about $28.4 million in federal prime contracts since fiscal year 2024, according to USAspending.gov.
- UEI
- ZKMFMGSGJ4Q8
- CAGE code
- 1XJD6
- SAM.gov registration
- Active
Registration details
| Legal business name | Constellation Software Engineering, LLC |
|---|---|
| Unique Entity ID (UEI) | ZKMFMGSGJ4Q8 |
| CAGE code | 1XJD6 |
| Location | Bethesda, MD |
| SAM.gov registration | Active through Mar 16, 2027 |
| Business started | 2002 |
| Primary NAICS code | 541330: Engineering Services |
| Website | www.cse-corp.com |
Certifications and business types
- Service-disabled veteran-owned (self-reported in SAM.gov)
- Veteran-owned (self-reported in SAM.gov)
SBA certifications let a business compete for set-aside contracts. See set-aside contracts explained.
Federal contract history
| Fiscal year | Prime contract obligations |
|---|---|
| FY2023 | $11.1 million |
| FY2024 | $12.5 million |
| FY2025 | $8.7 million |
| FY2026 | $7.2 million |
Its biggest federal customers over the last four fiscal years: Department of the Air Force ($14.2 million), Department of the Navy ($13.7 million), U.S. Coast Guard ($4.3 million), Drug Enforcement Administration ($3.2 million) and Department of Veterans Affairs ($2.1 million).
Recent contract awards
| Awarded | Agency | What it's for | Amount |
|---|---|---|---|
| Aug 28, 2026 | Department of Veterans Affairs | This procurement is for construction management services in support of construction… | $499,563 |
| Feb 5, 2026 | Drug Enforcement Administration | Title: 26-s-028/cse/lpr contract positions/lprc dxd requestor: deborah a gregory aft#:… | $1.1 million |
| Dec 5, 2025 | Missile Defense Agency | Scalable homeland innovative enterprise layered defense (shield) initial order. | $500 |
| Sep 29, 2025 | Department of the Air Force | The contractor shall provide all management, transportation, tools, supplies,… | $390,314 |
| Sep 18, 2025 | Defense Counterintelligence and Security Agency | Dcsa pclf case management support services | $85,939 |
| Jul 23, 2025 | Department of the Navy | 873authority | $139,347 |
Figures are prime contract obligations reported to USAspending.gov. Work done as a subcontractor isn't included.
NAICS codes Constellation Software Engineering, LLC is small under
On its SAM.gov registration, Constellation Software Engineering, LLC meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
Open contracts in Constellation Software Engineering, LLC's NAICS codes
512 open federal opportunities on SAM.gov use a NAICS code Constellation Software Engineering, LLC is small under. These are due soonest.
- Enterprise Grocery Product Content Creation, Management, and Syndication Software-as-a-Service (SaaS) Solution
Due in 2 daysOct 12, 2026
- SB Set-Aside under Seaport – Battle Watch Support Services for CNIC
Due in 2 daysOct 12, 2026
- Engineering Drawings IDIQ
Due in 2 daysOct 12, 2026
- PAE Maritime Professional Support Services
Due in 2 daysOct 12, 2026
- MSC Engineering Drawings IDIQ
Due in 2 daysOct 12, 2026
Similar small businesses
Other small businesses with the same primary NAICS code (541330) that have won federal contracts, starting with Maryland:
- Asrc Federal System Solutions LLC, Beltsville, MD
- Digiflight Incorporated, Columbia, MD
- Mele Associates Inc, Rockville, MD
- DLH, LLC, Bethesda, MD
- Oceanetics Inc, Annapolis, MD
- Resource Management Concepts, Inc., Lexington Park, MD
Frequently asked questions
What is Constellation Software Engineering, LLC's CAGE code?
Constellation Software Engineering, LLC's CAGE code is 1XJD6. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Constellation Software Engineering, LLC's UEI?
Constellation Software Engineering, LLC's Unique Entity ID (UEI) is ZKMFMGSGJ4Q8. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Constellation Software Engineering, LLC's SAM.gov registration active?
Yes, as of the latest SAM.gov public data, Constellation Software Engineering, LLC's registration is active through mar 16, 2027. Registrations are renewed every year.
Is Constellation Software Engineering, LLC a small business?
Constellation Software Engineering, LLC is registered on SAM.gov as small under 4 NAICS codes, including its primary code, 541330. Size is set per NAICS code, so a business can be small for some contracts and not others.
Keep going
- Look up another business's CAGE code or UEI
- Check a SAM.gov registration's status
- How to become a government subcontractor
Registration details come from SAM.gov's public entity extract and contract figures from USAspending.gov. Contact names and street addresses are left out. To change these details, update the registration on SAM.gov. To ask us to remove this page, email hello@fedready.us.