Federal contractor profile
PROBST CLEANING SERVICE, INC
UEI L33KPSKLGN91CAGE 3LZE3
Active
Veteran Owned BusinessSmall Business
Overview
- Legal name
- PROBST CLEANING SERVICE, INC
- Registered location
- GLASGOW, MT, USA
- Primary NAICS
- 561720 — Janitorial Services
- Latest award activity
- Aug 4, 2026
Read company summary
PROBST CLEANING SERVICE, INC is associated with UEI L33KPSKLGN91 and CAGE 3LZE3 in public federal records. AcornBids currently links 2 prime awards totaling $10.8K in obligations to this entity. Its largest recorded federal customer by obligations is Department of Commerce. Its recorded federal awards include work classified as Janitorial Services. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 561720 (Janitorial Services). Its public SAM.gov registration lists GLASGOW, MT, USA.
At a glance
Lifetime prime obligations$10.8K
Prime awards2
Awards with future end dates2
Top-agency concentration
Not available
Why this customer concentration
Detailed agency totals are not available in this stored profile.
Largest positive coded-agency total ÷ all positive coded-agency totals × 100
Missing data is shown as unavailable.
Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Sep 28, 2026. Refresh pending; these totals may be out of date.
Business information
Public SAM.gov registration details.
- Legal name
- PROBST CLEANING SERVICE, INC
- UEI
- L33KPSKLGN91
- CAGE
- 3LZE3
- Registered address
- 131 SCOTSMAN DR, GLASGOW, MT, 59230, USA
- Registration status
- Active
- Primary NAICS
- 561720 — Janitorial Services
- SAM activation
- Mar 5, 2026
- Initial registration
- Nov 19, 2003
- Entity start
- Jun 6, 1971
- SAM updated
- Mar 5, 2026
- Registration expires
- Mar 5, 2027
- Fiscal year end
- Dec 3
- Place of incorporation
- MT, USA
Federal award analysis
Net transaction obligations by federal fiscal period.
Transaction history is not available in the loaded data. Annual funding is not estimated from current award totals.
Recent federal awards
Prime contract awards. Select an award to review its history and source evidence.
| Award / description | Awarding agency | Obligations | Start date | End date |
|---|---|---|---|---|
| 1333MH26P0022STANDARD JANITORIAL SERVICES PERFORMED THREE TIMES A WEEK AT THE NATIONAL WEATHER SERVICE WEATHER FORECAST OFFICE LOCATED IN GLASGOW, MT. NON-PERSONAL SERVICES. | Department of Commerce | $10.8K | Aug 1, 2026 | Jul 31, 2027 |
| 89503422PWA001279MONTANA MAINTENANCE OFFICE JANITORIAL/CUSTODIAL SERVICE FORT PECK MONTANA | Department of Energy | $31.7K | Feb 1, 2022 | Mar 1, 2027 |
Upcoming positioning windows
Modeled recompete windows are estimates, not announced solicitations or guarantees.
Registration, certifications & contacts
| Registration evidence | Date |
|---|---|
| SAM updated | Mar 5, 2026 |
| Source loaded | Sep 26, 2026 |
| Initial registration | Nov 19, 2003 |
| Entity start | Jun 6, 1971 |
Registration classifications: Veteran Owned Business, Small Business. These are separate from the reported certificates above.
| Industry | Reported size status |
|---|---|
| 561720 — Janitorial Services | Not reported |
| 561740 — Carpet and Upholstery Cleaning Services | Not reported |
| 562910 — Remediation Services | Not reported |
| Contact | Role | Published contact methods | Evidence | Source date |
|---|---|---|---|---|
| EARL W PROBST | Government business | Contact method not published | SAM registration | Not available |
| DEBRA K PROBST | Alternate government business | Contact method not published | SAM registration | Not available |
| EARL W. PROBST | Electronic business | Contact method not published | SAM registration | Not available |
| EARL W PROBST | Alternate electronic business | Contact method not published | SAM registration | Not available |
Registered industries
- 561720 — Janitorial Services
- 561740 — Carpet and Upholstery Cleaning Services
- 562910 — Remediation Services
Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source
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About PROBST CLEANING SERVICE, INC
What products and services appear in its federal awards?
Recorded award industries: 561720 — Janitorial Services.
Recorded products and services: S201 — Custodial Janitorial Services.
Examples from recent award records:
- STANDARD JANITORIAL SERVICES PERFORMED THREE TIMES A WEEK AT THE NATIONAL WEATHER SERVICE WEATHER FORECAST OFFICE LOCATED IN GLASGOW, MT. NON-PERSONAL SERVICES.
- MONTANA MAINTENANCE OFFICE JANITORIAL/CUSTODIAL SERVICE FORT PECK MONTANA
These records describe federal award work, not every company capability. Review the award evidence.
Where is the company registered?
131 SCOTSMAN DR, GLASGOW, Montana 59230, United States
Registered location from SAM.gov; award performance locations may differ.
What is its primary registered industry?
Primary SAM.gov NAICS classification.
Which federal agencies are represented in its awards?
Department of Commerce; Department of Energy.
Data coverage and methodology
Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.
No official subaward rows are loaded, so Acorn does not claim known teaming relationships.
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