---
title: "ROSOFF WILLIAM A — Ownership Dossier"
canonical: https://whiteintel.dev/entity/cc2df83e-af4e-5727-a083-f06e2e55fabb
json: https://whiteintel.dev/api/public/dossier/cc2df83e-af4e-5727-a083-f06e2e55fabb
identifier: sec:0001193188
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ROSOFF WILLIAM A

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001193188`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/cc2df83e-af4e-5727-a083-f06e2e55fabb  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/cc2df83e-af4e-5727-a083-f06e2e55fabb  

## Ownership & control

### Holdings / subsidiaries

- **ADVANTA CORP** (officer) — https://whiteintel.dev/entity/0c9cd7dc-54d6-50c5-a56c-16719caf8089
- **ADVANTA CORP** (director) — https://whiteintel.dev/entity/0c9cd7dc-54d6-50c5-a56c-16719caf8089
- **ATLANTIC REALTY TRUST** (director) — https://whiteintel.dev/entity/bcd72649-2e1e-5d1e-ac65-9ef230fac707

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **ROSOFF WILLIAM A** — https://whiteintel.dev/entity/cc2df83e-af4e-5727-a083-f06e2e55fabb · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ROSOFF WILLIAM A**. Human view: https://whiteintel.dev/entity/cc2df83e-af4e-5727-a083-f06e2e55fabb · Structured JSON: https://whiteintel.dev/api/public/dossier/cc2df83e-af4e-5727-a083-f06e2e55fabb._

_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"._