---
title: "Markell Jack A. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/500e9528-2260-5e19-be5c-99fa7775d941
json: https://whiteintel.dev/api/public/dossier/500e9528-2260-5e19-be5c-99fa7775d941
identifier: sec:0001705859
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Markell Jack A.

**Type:** Person  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001705859`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/500e9528-2260-5e19-be5c-99fa7775d941  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/500e9528-2260-5e19-be5c-99fa7775d941  

## Ownership & control

### Holdings / subsidiaries

- **Rush Street Interactive, Inc.** (director) — https://whiteintel.dev/entity/7f661ff7-255b-578d-8e4b-1472da27d4de
- **Rush Street Interactive, Inc.** (director) — https://whiteintel.dev/entity/7f661ff7-255b-578d-8e4b-1472da27d4de
- **Graham Holdings Co** (director) — https://whiteintel.dev/entity/2e37da9a-4241-527c-8437-6f2a6f09c4b3
- **Rush Street Interactive, Inc.** (director) — https://whiteintel.dev/entity/7f661ff7-255b-578d-8e4b-1472da27d4de
- **FS CREDIT INCOME FUND** (director) — https://whiteintel.dev/entity/5f720016-7854-565d-b3de-4a969e507a9f
- **Light & Wonder, Inc.** (director) — https://whiteintel.dev/entity/46af6dc8-626f-52df-9832-6617435fb3c8
- **FS Credit Real Estate Income Trust, Inc.** (director) — https://whiteintel.dev/entity/62351525-1954-5577-b4f7-13611a72c3ad

## 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 **Markell Jack A.** — https://whiteintel.dev/entity/500e9528-2260-5e19-be5c-99fa7775d941 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Markell Jack A.**. Human view: https://whiteintel.dev/entity/500e9528-2260-5e19-be5c-99fa7775d941 · Structured JSON: https://whiteintel.dev/api/public/dossier/500e9528-2260-5e19-be5c-99fa7775d941._

_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"._