---
title: "INTERFILM INC — Ownership Dossier"
canonical: https://whiteintel.dev/entity/2f6cdcf9-82d9-59cd-9857-fe92550c6e3b
json: https://whiteintel.dev/api/public/dossier/2f6cdcf9-82d9-59cd-9857-fe92550c6e3b
identifier: sec:0000911216
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# INTERFILM INC

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0000911216`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/2f6cdcf9-82d9-59cd-9857-fe92550c6e3b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/2f6cdcf9-82d9-59cd-9857-fe92550c6e3b  

## Ownership & control

### Owners / controllers

- **LAMPERT MARK N** (tenpercentowner) — https://whiteintel.dev/entity/88b59549-d5c2-569d-a163-bc9f5aadeb62
- **BVF INC/IL** (tenpercentowner) — https://whiteintel.dev/entity/c3788db9-7dee-589d-a6de-f535d1b919df
- **BVF PARTNERS L P/IL** (tenpercentowner) — https://whiteintel.dev/entity/2d1fe4be-fda1-5949-a4dc-2db0872357b2
- **MARXE AUSTIN W & GREENHOUSE DAVID M** (tenpercentowner) — https://whiteintel.dev/entity/9ac6eb0c-0d33-5e17-9d9e-aa6c1990fcfd

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

A **22-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 **INTERFILM INC**. Human view: https://whiteintel.dev/entity/2f6cdcf9-82d9-59cd-9857-fe92550c6e3b · Structured JSON: https://whiteintel.dev/api/public/dossier/2f6cdcf9-82d9-59cd-9857-fe92550c6e3b._

_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"._