Active
Overview
- Legal name
- CAROLLO ENGINEERS INC
- Also known as
- CAROLLO ENGINEERS
- Registered location
- WALNUT CREEK, CA, USA
- Website
- Company website ↗
- Primary NAICS
- 541330 — Engineering Services
- Latest award activity
- Sep 27, 2024
Read company summary
CAROLLO ENGINEERS INC is associated with UEI C7HVTLQZSWN4 and CAGE 1WWZ9 in public federal records. AcornBids currently links 1 prime award totaling $1.8M in obligations to this entity. Its largest recorded federal customer by obligations is Department of the Treasury. Its recorded federal awards include work classified as Industrial Machinery and Equipment Merchant Wholesalers. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 541330 (Engineering Services). Its public SAM.gov registration lists WALNUT CREEK, CA, USA.
At a glance
Lifetime prime obligations$1.8M
Prime awards1
Awards with future end dates1
Top-agency concentration100.0%
Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Oct 7, 2026. Refresh pending; these totals may be out of date.
Business information
Public SAM.gov registration details.
- Legal name
- CAROLLO ENGINEERS INC
- Doing business as
- CAROLLO ENGINEERS
- UEI
- C7HVTLQZSWN4
- CAGE
- 1WWZ9
- Registered address
- 2795 MITCHELL DR, WALNUT CREEK, CA, 94598, USA
- Registration status
- Active
- Primary NAICS
- 541330 — Engineering Services
- SAM activation
- Mar 26, 2026
- Initial registration
- Jan 21, 2002
- Entity start
- Jan 1, 1933
- SAM updated
- Mar 26, 2026
- Registration expires
- Mar 24, 2027
- Fiscal year end
- Dec 31
- Place of incorporation
- DE, USA
Research brief
Source facts
- Loaded prime-award records link 1 awards and $1,767,266 in reported obligations to this legal entity. Source
- Recorded awards include Industrial Machinery and Equipment Merchant Wholesalers (NAICS 423830); this classification is not proof of every company capability. Source
- An example award describes: DN WASTEWATER TREATMENT PLANT Source
Federal award analysis
Net transaction obligations by federal fiscal period.
Selected transaction obligations$1.8M
Prime contracts
Reported transaction obligations by federal fiscal period; includes deobligations. Missing transactions are not estimated. Coverage: 1 of 1 selected awards. Select a period to explore its awards.
Funding change
Dated, valued transaction obligations in equal-length adjacent periods; missing records are unknown. Default: last completed federal fiscal year. Percentage is unavailable when the prior period has no positive reported obligations.
| Measure | Reported value |
|---|---|
| Current period | Oct 1, 2025 – Sep 30, 2026 |
| Current obligations | Not reported |
| Prior period | Oct 1, 2024 – Sep 30, 2025 |
| Prior obligations | Not reported |
| Change | Not reported |
| Growth | Not comparable |
Where the work is performed
AKMEVTNHWAIDMTNDMNWIMINYMAORNVWYSDIAILINOHPANJCTRICAUTCONEMOKYWVVAMDDEAZNMKSARTNNCSCDCOKLAMSALGAHITXFL
State tile map; darker tiles have larger absolute net obligations. Outlined tiles indicate net deobligations. Unshaded tiles have no reported transactions in this selection. Other locations appear in the table.
Agencies
| Category | Period obligations | Awards |
|---|---|---|
| Department of the Treasury | $1.8M | 1 |
Offices
| Category | Period obligations | Awards |
|---|---|---|
| US MINT HEADQUARTERS | $1.8M | 1 |
Naics
| Category | Period obligations | Awards |
|---|---|---|
| 423830 — Industrial Machinery and Equipment Merchant Wholesalers | $1.8M | 1 |
Psc
| Category | Period obligations | Awards |
|---|---|---|
| 4630 — Sewage Treatment Equipment | $1.8M | 1 |
Vehicles
| Category | Period obligations | Awards |
|---|---|---|
| 2031JG24D00034 | $1.8M | 1 |
States
| Category | Period obligations | Awards |
|---|---|---|
| CA | $1.8M | 1 |
Set Asides
| Category | Period obligations | Awards |
|---|---|---|
| Unclassified | $1.8M | 1 |
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 |
|---|---|---|---|---|
| 2031JG24F00451DN WASTEWATER TREATMENT PLANT | Department of the Treasury | $1.8M | Sep 27, 2024 | Sep 26, 2029 |
Upcoming positioning windows
Modeled recompete windows are estimates, not announced solicitations or guarantees.
Registration, certifications & contacts
| Registration evidence | Date |
|---|---|
| SAM updated | Mar 26, 2026 |
| Source loaded | Sep 26, 2026 |
| Initial registration | Jan 21, 2002 |
| Entity start | Jan 1, 1933 |
| Industry | Reported size status |
|---|---|
| 221310 — Water Supply and Irrigation Systems | Not reported |
| 237110 — Water and Sewer Line and Related Structures Construction | Not reported |
| 541330 — Engineering Services | Not reported |
| Contact | Role | Published contact methods | Evidence | Source date |
|---|---|---|---|---|
| DANIEL HADLEY | Government business | Contact method not published | SAM registration | Not available |
| CONNIE BARNEY | Alternate government business | Contact method not published | SAM registration | Not available |
| DANIEL HADLEY | Electronic business | Contact method not published | SAM registration | Not available |
| CONNIE BARNEY | Alternate electronic business | Contact method not published | SAM registration | Not available |
Registered industries
- 221310 — Water Supply and Irrigation Systems
- 237110 — Water and Sewer Line and Related Structures Construction
- 541330 — Engineering Services
Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source
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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.
Disclosed relationships only. Missing records do not establish that a contractor has no partners. Ambiguous parent award identifiers are excluded.
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