---
title: "PROBST CURTIS S — Ownership Dossier"
canonical: https://whiteintel.dev/entity/cbaaa987-006e-582a-a7bb-cabbfb0daee7
json: https://whiteintel.dev/api/public/dossier/cbaaa987-006e-582a-a7bb-cabbfb0daee7
identifier: sec:0001701839
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# PROBST CURTIS S

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001701839`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/cbaaa987-006e-582a-a7bb-cabbfb0daee7  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/cbaaa987-006e-582a-a7bb-cabbfb0daee7  

## Ownership & control

### Holdings / subsidiaries

- **Willdan Group, Inc.** (director) — https://whiteintel.dev/entity/179029f7-c35c-5139-8d26-6acf9360a950

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **PROBST CURTIS S**. Human view: https://whiteintel.dev/entity/cbaaa987-006e-582a-a7bb-cabbfb0daee7 · Structured JSON: https://whiteintel.dev/api/public/dossier/cbaaa987-006e-582a-a7bb-cabbfb0daee7._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._