---
title: "MANGUM DAVID E — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ffe7e6f4-ce9c-5309-85aa-ffdf421b29c4
json: https://whiteintel.dev/api/public/dossier/ffe7e6f4-ce9c-5309-85aa-ffdf421b29c4
identifier: sec:0001185573
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MANGUM DAVID E

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001185573`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ffe7e6f4-ce9c-5309-85aa-ffdf421b29c4  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ffe7e6f4-ce9c-5309-85aa-ffdf421b29c4  

## Ownership & control

### Holdings / subsidiaries

- **CHECKFREE CORP \DE\** (officer) — https://whiteintel.dev/entity/9b1536a9-72f2-54be-b68a-ecf1c92565f2
- **ENGAGESMART, INC.** (director) — https://whiteintel.dev/entity/cd28fe03-5d81-5205-aa8a-2a4ca0bd52c4
- **THUNDER BRIDGE CAPITAL PARTNERS IV, INC.** (director) — https://whiteintel.dev/entity/2ec9bc97-7b5a-563e-9828-5dd9494d56f7
- **THUNDER BRIDGE CAPITAL PARTNERS III INC.** (director) — https://whiteintel.dev/entity/7971cea4-f815-59dc-a970-04b3b718be24
- **THUNDER BRIDGE ACQUISITION II, LTD** (director) — https://whiteintel.dev/entity/17d5eece-3d81-5ad0-bc65-7f74f37d0db4
- **GLOBAL PAYMENTS INC** (officer) — https://whiteintel.dev/entity/be87c478-4a20-5734-a1f4-0c7d634ab7d9

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MANGUM DAVID E**. Human view: https://whiteintel.dev/entity/ffe7e6f4-ce9c-5309-85aa-ffdf421b29c4 · Structured JSON: https://whiteintel.dev/api/public/dossier/ffe7e6f4-ce9c-5309-85aa-ffdf421b29c4._

_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"._