---
title: "KOPKO FREDERICK H JR — Ownership Dossier"
canonical: https://whiteintel.dev/entity/399bfa55-149e-5920-bd6f-30e88dedd66e
json: https://whiteintel.dev/api/public/dossier/399bfa55-149e-5920-bd6f-30e88dedd66e
identifier: sec:0001039568
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# KOPKO FREDERICK H JR

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001039568`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/399bfa55-149e-5920-bd6f-30e88dedd66e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/399bfa55-149e-5920-bd6f-30e88dedd66e  

## Ownership & control

### Holdings / subsidiaries

- **MERCURY AIR GROUP INC** (tenpercentowner) — https://whiteintel.dev/entity/3dbd22dd-27f5-5224-b4d3-9c91e6ff0a5d
- **SONIC FOUNDRY INC** (director) — https://whiteintel.dev/entity/fe222be9-cb8e-5e80-b014-22b356ffb889
- **MERCURY AIR GROUP INC** (director) — https://whiteintel.dev/entity/3dbd22dd-27f5-5224-b4d3-9c91e6ff0a5d
- **BUTLER INTERNATIONAL INC /MD/** (tenpercentowner) — https://whiteintel.dev/entity/e689252e-4a1e-51f8-9965-a22c9ca0fbd0

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **KOPKO FREDERICK H JR**. Human view: https://whiteintel.dev/entity/399bfa55-149e-5920-bd6f-30e88dedd66e · Structured JSON: https://whiteintel.dev/api/public/dossier/399bfa55-149e-5920-bd6f-30e88dedd66e._

_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"._