Marstel-Day, LLC
Marstel-Day, LLC is a small business in Fredericksburg, VA registered on SAM.gov to bid on federal contracts. It has won about $32.5 million in federal prime contracts since fiscal year 2024, according to USAspending.gov.
- UEI
- C15ZAGUWMNK7
- CAGE code
- 1WA73
- SAM.gov registration
- Active
Registration details
| Legal business name | Marstel-Day, LLC |
|---|---|
| Unique Entity ID (UEI) | C15ZAGUWMNK7 |
| CAGE code | 1WA73 |
| Location | Fredericksburg, VA |
| SAM.gov registration | Active through Aug 25, 2027 |
| Business started | 2002 |
| Primary NAICS code | 541620: Environmental Consulting Services |
| Website | www.marstel-day.com |
Federal contract history
| Fiscal year | Prime contract obligations |
|---|---|
| FY2023 | $17 million |
| FY2024 | $13.5 million |
| FY2025 | $13.5 million |
| FY2026 | $5.5 million |
Its biggest federal customers over the last four fiscal years: Department of the Navy ($39.6 million), Department of the Army ($3.3 million), Federal Emergency Management Agency ($3 million), National Park Service ($1.6 million) and Department of the Air Force ($1.1 million).
Recent contract awards
| Awarded | Agency | What it's for | Amount |
|---|---|---|---|
| Jun 18, 2026 | Department of the Navy | Fy26 dha phase 1 environmental site assessment | $70,334 |
| Jun 11, 2026 | Department of the Navy | Fy26 regional inrmp updates naspr nsfih | $283,452 |
| Jun 5, 2026 | National Park Service | Appa 334932 archeological survey work to | $212,236 |
| Jun 1, 2026 | Department of the Navy | Fy26 nas patuxent river projects | $456,785 |
| Sep 26, 2025 | National Park Service | Mwro 306964 - environmental assessment | $264,985 |
| Sep 23, 2025 | National Park Service | Upde 346452 river management plan pre-nepa | $115,567 |
Figures are prime contract obligations reported to USAspending.gov. Work done as a subcontractor isn't included.
NAICS codes Marstel-Day, LLC is small under
On its SAM.gov registration, Marstel-Day, LLC meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
- 541620 Environmental Consulting Services
- 115310 Support Activities for Forestry
- 541330 Engineering Services
- 541350 Building Inspection Services
- 541370 Surveying and Mapping (except Geophysical) Services
- 541511 Custom Computer Programming Services
- 541611 Administrative Management and General Management Consulting Services
- 541618 Other Management Consulting Services
- 541690 Other Scientific and Technical Consulting Services
- 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- 541720 Research and Development in the Social Sciences and Humanities
- 541820 Public Relations Agencies
- 541990 All Other Professional, Scientific, and Technical Services
- 561210 Facilities Support Services
- 562910 Remediation Services
- 611430 Professional and Management Development Training
- 712120 Historical Sites
- 712190 Nature Parks and Other Similar Institutions
- 813312 Environment, Conservation and Wildlife Organizations
Open contracts in Marstel-Day, LLC's NAICS codes
701 open federal opportunities on SAM.gov use a NAICS code Marstel-Day, LLC is small under. These are due soonest.
- Army Continuing Medical Education (CME) Reaccreditation
Due in 2 daysOct 12, 2026
- Notice of Intent to Sole Source – National Marrow Donor Program – service agreement
✦ The NIH Clinical Center in Bethesda, MD plans to buy unrelated donor search and stem cell transplant support services from the National Marrow Donor Program (NMDP) without…
Due in 2 daysOct 12, 2026
- SB Set-Aside under Seaport – Battle Watch Support Services for CNIC
Due in 2 daysOct 12, 2026
- Design Basis Threat (DBT) and Target Sets Security
Due in 2 daysOct 12, 2026
- Flow-Induced Vibration Review and Guidance
Due in 2 daysOct 12, 2026
Similar small businesses
Other small businesses with the same primary NAICS code (541620) that have won federal contracts, starting with Virginia:
- S C & a Inc, Arlington, VA
- Skeo Solutions, Inc, Charlottesville, VA
- Avanti Corporation, Alexandria, VA
- Applied Environmental, Inc., Herndon, VA
- Solv LLC, MC Lean, VA
- Aeternum, LLC, Sterling, VA
Frequently asked questions
What is Marstel-Day, LLC's CAGE code?
Marstel-Day, LLC's CAGE code is 1WA73. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Marstel-Day, LLC's UEI?
Marstel-Day, LLC's Unique Entity ID (UEI) is C15ZAGUWMNK7. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Marstel-Day, LLC's SAM.gov registration active?
Yes, as of the latest SAM.gov public data, Marstel-Day, LLC's registration is active through aug 25, 2027. Registrations are renewed every year.
Is Marstel-Day, LLC a small business?
Marstel-Day, LLC is registered on SAM.gov as small under 19 NAICS codes, including its primary code, 541620. Size is set per NAICS code, so a business can be small for some contracts and not others.
Keep going
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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.