Portable Toilets LLC
Portable Toilets LLC (doing business as Southern On-Site) is a small business in Hattiesburg, MS registered on SAM.gov to bid on federal contracts. It has won about $583,769 in federal prime contracts as a small business since fiscal year 2024, according to USAspending.gov.
- UEI
- TXP9KBJ3BZE3
- CAGE code
- 81SA5
- SAM.gov registration
- Active
Federal contract history
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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 | Portable Toilets LLC |
|---|---|
| Doing business as | Southern On-Site |
| Unique Entity ID (UEI) | TXP9KBJ3BZE3 |
| CAGE code | 81SA5 |
| Location | Hattiesburg, MS |
| SAM.gov registration | Active through May 18, 2027 |
| Business started | 2015 |
| Primary NAICS code | 562991: Septic Tank and Related Services |
| Website | www.southernonsite.com |
| How to contact | Through its website above. No phone or email in SAM.gov's public file. Search UEI TXP9KBJ3BZE3 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 TXP9KBJ3BZE3 () 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 Portable Toilets LLC is small under
On its SAM.gov registration, Portable Toilets LLC meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
- 562991 Septic Tank and Related Services
Open contracts in Portable Toilets LLC's NAICS codes
10 open federal opportunities on SAM.gov use one of Portable Toilets LLC's NAICS codes and may be open to it: no set-aside, or, in the code 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 Mississippi right now), then the soonest due.
- Coyote Valley Dam (CVD) Lake Mendocino Sewage and Septic Services
✦ This is market research, not a solicitation: the U.S. Army Corps of Engineers (USACE) San Francisco District wants small businesses that can do sewage pumping, drain clearing,…
Due in 2 daysNov 9, 2026, 12:00 PM PSTThe AI summary flags this date. Check SAM.gov.
- Toilet Pumping for Powers & Gold Beach Ranger District
Due in 2 daysNov 9, 2026, 4:30 PM PST
- USSPACECOM Portable Restroom Rental and Maintenance
✦ Naval Information Warfare Center (NIWC) Pacific wants portable restroom rental and maintenance at 2515 Aviation Way in Colorado Springs, CO, supporting the U.S. Space Command…
Due in 3 daysNov 10, 2026, 2:00 PM PST
- Blanket Purchase Agreement for Portable Latrine and Hand-Wash Station
✦ Solicitation W911SG27QA003 is a total small business set-aside from the Army's Mission and Installation Contracting Command at Fort Bliss (Department of Defense).
Due in 6 daysNov 13, 2026, 10:00 AM MST
- FCC Florence Quarterly Grease Trap Cleaning
✦ The Bureau of Prisons' Federal Correctional Complex (FCC) Florence, Colorado, is buying quarterly grease trap pumping, cleaning and waste disposal: 4 quarterly services for (3)…
Due in 9 daysNov 16, 2026, 4:00 PM MST
Similar small businesses
Other small businesses of a similar size with the same primary NAICS code (562991) that have won federal contracts in Mississippi and nearby states:
- Feelsafe Contracting LLC, Pass Christian, MS
- Bonds Septic and Portable Toilets, LLC, Clinton, AR
- Red Fox Environmental Services Inc, Youngsville, LA
- Lane Services LLC, Phenix City, AL
- Port-A-Jon, Inc, Shreveport, LA
- Parrish Enterprises Inc, Enterprise, AL
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 May 18, 2027. We'll email you 60, 30 and 7 days ahead, and if it lapses.
Frequently asked questions
What is Portable Toilets LLC's CAGE code?
Portable Toilets LLC's CAGE code is 81SA5. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Portable Toilets LLC's UEI?
Portable Toilets LLC's Unique Entity ID (UEI) is TXP9KBJ3BZE3. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Portable Toilets LLC's SAM.gov registration active?
Yes, as of SAM.gov's public data from Nov 1, 2026, Portable Toilets LLC's registration is active through May 18, 2027. Registrations are renewed every year.
Is Portable Toilets LLC a small business?
Portable Toilets LLC is registered on SAM.gov as small under 1 NAICS code, including its primary code, 562991. 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.