Sotax Corp
Sotax Corp is a business in Westborough, MA registered on SAM.gov to bid on federal contracts. SAM.gov lists it as small under 2 NAICS codes. It has won about $1.2 million in federal prime contracts since fiscal year 2024, according to USAspending.gov's award records for its UEI, $256,613 of it on contracts where it counted as a small business.
- UEI
- S7MKNM4BNKK2
- CAGE code
- 3RHY6
- SAM.gov registration
- Active
Federal contract history
| Fiscal year | Obligated, prime contracts |
|---|---|
| FY2024 | $362,955 |
| FY2025 | $7,204 |
| FY2026 (incomplete) | $838,619 |
FY2026 ended September 30, and its year-end contract reports and corrections are still arriving, so it's marked incomplete until about early January 2027.
These are every prime contract USAspending.gov records under UEI S7MKNM4BNKK2, from its award search. For a company that is part of a parent company, USAspending's recipient page can show a different figure for a year, because it counts the company's own record and its parent's record separately.
Its biggest federal customers since fiscal year 2024: Food and Drug Administration ($1.2 million) and Department of Veterans Affairs ($20,673).
Recent contract awards
New contracts, by the date each was first signed. Orders and changes to older contracts count in the yearly totals above but aren't listed here, and Defense awards appear 90 days after signing.
| Awarded | Agency | What it's for | Obligated |
|---|---|---|---|
| Aug 28, 2026 | Food and Drug Administration | Automated solubility apparatus | $481,510 |
| Aug 18, 2026 | Food and Drug Administration | Automated HPLC dissolution platform | $349,905 |
| Jun 20, 2025 | Department of Veterans Affairs | Monitoring services. | $14,408 |
| Sep 10, 2024 | Food and Drug Administration | The dissolution system is used to evaluate the rate and extent that a compound forms a… | $120,750 |
| May 29, 2024 | Food and Drug Administration | Purchase and delivery of (quantity 2) united states pharmacopeia (USP) 1&2 dissolution… | $235,940 |
| Aug 9, 2023 | Food and Drug Administration | Automated dissolution bath system | $392,202 |
Figures are prime contract obligations reported to USAspending.gov. Work done as a subcontractor isn't included.
Registration details
Show registration details
From SAM.gov's monthly public file dated Nov 1, 2026. If the business has updated its registration since, SAM.gov shows the newer details.
| Legal business name | Sotax Corp |
|---|---|
| Unique Entity ID (UEI) | S7MKNM4BNKK2 |
| CAGE code | 3RHY6 |
| Location | Westborough, MA |
| SAM.gov registration | Active through Apr 28, 2027 |
| Business started | 1995 |
| Primary NAICS code | 423990: Other Miscellaneous Durable Goods Merchant Wholesalers |
| Website | www.sotax.com |
| How to contact | Through its website above. No phone or email in SAM.gov's public file. Search UEI S7MKNM4BNKK2 in SBA's Small Business Search for a contact the business added. |
Certifications and business types
No SBA certification (8(a), HUBZone or WOSB) in SAM.gov's public file (Nov 1, 2026).
SBA certifications let a business compete for set-aside contracts (set-asides explained). Check the current record on its SAM.gov entry.
How to check or correct this record
The file sometimes leaves a certification out, and a newer one won't be in it yet.
Check or correct this record at the source: open its SAM.gov entry, or search UEI S7MKNM4BNKK2 () in SAM.gov's entity search (free sign-in) and in SBA's Small Business Search (formerly DSBS), which shows SBA certifications. The business can update its details in its SAM.gov registration and its certifications at certifications.sba.gov.
NAICS codes Sotax Corp is small under
On its SAM.gov registration, Sotax Corp meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
Open contracts in Sotax Corp's NAICS codes
1 open federal opportunities on SAM.gov use one of Sotax Corp's NAICS codes and may be open to it: no set-aside, or, in the codes it is registered small under, a small business set-aside. Here are a few, those in its primary code first (none of these are in Massachusetts right now), then the soonest due.
- Guatemala - Equipment to train K9s
Due in 12 daysNov 19, 2026, 5:00 PM UTC-6
Similar small businesses
Other small businesses of a similar size with the same primary NAICS code (423990) that have won federal contracts in Massachusetts and nearby states:
- US Eco Products Corp, Haverhill, MA
- Biometrics, Inc., Trumbull, CT
- Innovative Equipment Solutions Group Inc., Chappaqua, NY
- Professional Fire Service, Inc, Deer Park, NY
- Tri Component Product Corp., Bronx, NY
- Aero Hardware & Parts Co Inc, Armonk, NY
Is this your business? Get a reminder before the SAM.gov registration expires
Get a reminder before the SAM.gov registration expires. It's active through Apr 28, 2027. We'll email you 60, 30 and 7 days ahead, and if it lapses.
Frequently asked questions
What is Sotax Corp's CAGE code?
Sotax Corp's CAGE code is 3RHY6. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Sotax Corp's UEI?
Sotax Corp's Unique Entity ID (UEI) is S7MKNM4BNKK2. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Sotax Corp's SAM.gov registration active?
Yes, as of SAM.gov's public data from Nov 1, 2026, Sotax Corp's registration is active through Apr 28, 2027. Registrations are renewed every year.
Is Sotax Corp a small business?
Sotax Corp is registered on SAM.gov as small under 2 NAICS codes, including its primary code, 423990. 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
- Hiring subcontractors? List small businesses by state, NAICS code and certification
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 report a mistake on this page, or to ask us to remove it, email hello@fedready.us with the page address; we reply within 2 business days. For a removal, write from an address at the company.