---
title: "ODYSSEY MARINE EXPLORATION INC — Ownership Dossier"
canonical: https://whiteintel.dev/entity/c34444b3-11ea-5bdb-8b09-413c217259bb
json: https://whiteintel.dev/api/public/dossier/c34444b3-11ea-5bdb-8b09-413c217259bb
identifier: sec:0000798528
jurisdiction: US
risk: Medium
source: WhiteIntel corporate-ownership graph
---

# ODYSSEY MARINE EXPLORATION INC

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0000798528`  
**Risk level:** Medium  
**Canonical dossier:** https://whiteintel.dev/entity/c34444b3-11ea-5bdb-8b09-413c217259bb  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/c34444b3-11ea-5bdb-8b09-413c217259bb  

## Ownership & control

### Owners / controllers

- **Pommeraud Larissa Tiffany** (director) — https://whiteintel.dev/entity/49fc5397-85c8-5a21-8df3-6772d20430b6
- **Pommeraud Larissa Tiffany** (director) — https://whiteintel.dev/entity/49fc5397-85c8-5a21-8df3-6772d20430b6
- **Justh Mark B** (director) — https://whiteintel.dev/entity/15dfdd91-b2d1-5586-ad69-d7ad16c4501c
- **Justh Mark B** (director) — https://whiteintel.dev/entity/15dfdd91-b2d1-5586-ad69-d7ad16c4501c
- **KNUTSSON GEORGE** (director) — https://whiteintel.dev/entity/2e0aa20c-b615-51b0-ae84-5a821c15615b
- **MORRIS JOHN C** (officer) — https://whiteintel.dev/entity/845d1121-26b3-5695-a76b-2f7ff044be32
- **STEMM GREGORY P** (director) — https://whiteintel.dev/entity/467f3fcd-0bd3-5d2c-871a-8321dce782e0
- **SAUL DAVID J** (director) — https://whiteintel.dev/entity/d27098c0-b02e-5875-9ac4-29720273d1e8
- **BEDERMAN DAVID J** (director) — https://whiteintel.dev/entity/9750b9ad-880f-5a29-91ac-c8536758b854
- **NUDI JAY** (officer) — https://whiteintel.dev/entity/88f94cff-6393-5013-91fc-31a8d44bb742
- **MORRIS JOHN C** (director) — https://whiteintel.dev/entity/845d1121-26b3-5695-a76b-2f7ff044be32
- **STEMM GREGORY P** (officer) — https://whiteintel.dev/entity/467f3fcd-0bd3-5d2c-871a-8321dce782e0
- **BECKER GEORGE J JR** (officer) — https://whiteintel.dev/entity/cbf7266a-315c-598f-a18e-e0cf8351a813
- **SAWYER JON D** (director) — https://whiteintel.dev/entity/b5c6047f-8599-572c-a9c5-8d7e32cc1b2d
- **SIEGEL TODD E** (director) — https://whiteintel.dev/entity/bd51c80f-dde3-5811-a080-e0b71029629f
- **Pommeraud Larissa Tiffany** (director) — https://whiteintel.dev/entity/49fc5397-85c8-5a21-8df3-6772d20430b6
- **Justh Mark B** (director) — https://whiteintel.dev/entity/15dfdd91-b2d1-5586-ad69-d7ad16c4501c
- **GREYWOLF GP LLC** (other) — https://whiteintel.dev/entity/43cb8931-66a6-5fbf-8b05-07cb9f46fb17
- **GREYWOLF CAPITAL MANAGEMENT LP** (tenpercentowner) — https://whiteintel.dev/entity/90cfd153-67da-5116-81a6-bd6bcb3070e0
- **GORDON MARK** (officer) — https://whiteintel.dev/entity/a0f33068-127b-5f88-b7d0-10802f1d67bb
- **SAVITZ JONATHAN** (tenpercentowner) — https://whiteintel.dev/entity/fe08b303-01ab-51ea-bc4d-88e508cd5d7f
- **GREYWOLF GP LLC** (tenpercentowner) — https://whiteintel.dev/entity/43cb8931-66a6-5fbf-8b05-07cb9f46fb17
- **GREYWOLF CAPITAL MANAGEMENT LP** (other) — https://whiteintel.dev/entity/90cfd153-67da-5116-81a6-bd6bcb3070e0
- **GREYWOLF OPPORTUNITIES MASTER FUND II, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/4a568c71-8197-5a9e-9a86-304aebfb3a99
- **GREYWOLF ADVISORS LLC** (other) — https://whiteintel.dev/entity/35021390-03e1-5687-bc67-ace51c5b3463
- **GORDON MARK** (director) — https://whiteintel.dev/entity/a0f33068-127b-5f88-b7d0-10802f1d67bb
- **SAVITZ JONATHAN** (other) — https://whiteintel.dev/entity/fe08b303-01ab-51ea-bc4d-88e508cd5d7f
- **GREYWOLF ADVISORS LLC** (tenpercentowner) — https://whiteintel.dev/entity/35021390-03e1-5687-bc67-ace51c5b3463
- **GREYWOLF OPPORTUNITIES MASTER FUND II, L.P.** (other) — https://whiteintel.dev/entity/4a568c71-8197-5a9e-9a86-304aebfb3a99
- **LONGLEY JOHN D JR** (officer) — https://whiteintel.dev/entity/5f9db82d-877b-5562-a0c1-f5c326863509
- **CORTINA GALLARDO JUAN ANTONIO CARLOS** (tenpercentowner) — https://whiteintel.dev/entity/12b53bb4-38a3-5e90-8aad-8858b2b57181
- **ABBOTT JOHN** (director) — https://whiteintel.dev/entity/a91d2428-a4ec-5ff2-bcba-181e8b094731
- **PIGNATELLI JAMES S** (director) — https://whiteintel.dev/entity/352e7f6a-9a05-5413-bc5c-5d509b2ab57b
- **JONES CHRISTOPHER EMLYN** (officer) — https://whiteintel.dev/entity/aa130e95-d7ee-567e-bcf5-859449d4cc45
- **BARTON LAURA LIONETTI** (director) — https://whiteintel.dev/entity/86e839f1-d96f-5e9d-980d-60cbdc37c4ed
- **BARTON LAURA LIONETTI** (officer) — https://whiteintel.dev/entity/86e839f1-d96f-5e9d-980d-60cbdc37c4ed
- **ADDIS JOHN** (tenpercentowner) — https://whiteintel.dev/entity/e18cd44f-af2d-54f6-b9ff-2c4ed3679a5a
- **FOURWORLD CAPITAL MANAGEMENT LLC** (tenpercentowner) — https://whiteintel.dev/entity/7d012b44-0aaf-5584-b8b2-31c4277a9af5
- **DEVINE PHILIP S** (officer) — https://whiteintel.dev/entity/57579374-e487-514b-abca-e9efb569b15e
- **MACCONNEL MELINDA JOY** (officer) — https://whiteintel.dev/entity/e9b19a34-a71d-5d1f-870f-6e3e1c4b5d38
- **BAKER BRADFORD B** (director) — https://whiteintel.dev/entity/f078e86b-4f0c-5138-b1be-2b87ce1fb067
- **COHEN MAX H** (director) — https://whiteintel.dev/entity/f3a1c076-1eaa-5522-b40c-a6ed74a0b23e
- **HOLMES MICHAEL J** (officer) — https://whiteintel.dev/entity/b47fc640-ab39-53d3-9da2-12ae6ee27cee
- **MORRIS DAVID A** (officer) — https://whiteintel.dev/entity/c7d9794e-9564-57d1-8add-cad15baa0814
- **LACKMAN GEORGE** (director) — https://whiteintel.dev/entity/7ee18c14-fd9c-51d7-a16a-84215afec68e
- **HOWE DAVIS D** (officer) — https://whiteintel.dev/entity/3e3d6cc4-e6af-5a3b-8005-6ab21c3b06a6
- **BARTON MICHAEL V** (officer) — https://whiteintel.dev/entity/2803a0db-d1af-5b35-a427-45ee7ffb54f1

### UBO chain (walk to the ultimate owner)

A **47-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ODYSSEY MARINE EXPLORATION INC**. Human view: https://whiteintel.dev/entity/c34444b3-11ea-5bdb-8b09-413c217259bb · Structured JSON: https://whiteintel.dev/api/public/dossier/c34444b3-11ea-5bdb-8b09-413c217259bb._

_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"._