---
title: "MICROWAVE FILTER CO INC /NY/ — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6f249b56-7896-5779-b09f-db3b1e22f2a6
json: https://whiteintel.dev/api/public/dossier/6f249b56-7896-5779-b09f-db3b1e22f2a6
identifier: sec:0000716688
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MICROWAVE FILTER CO INC /NY/

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0000716688`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6f249b56-7896-5779-b09f-db3b1e22f2a6  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6f249b56-7896-5779-b09f-db3b1e22f2a6  

## Ownership & control

### Owners / controllers

- **HUMMINGBIRD CAPITAL LLC** (tenpercentowner) — https://whiteintel.dev/entity/b7925d86-4d04-5558-9961-e196e7efa475
- **HUMMINGBIRD MANAGEMENT LLC** (tenpercentowner) — https://whiteintel.dev/entity/87c43e44-c082-550d-a4bc-6d02a548f09b
- **TARSIER NANOCAP VALUE FUND, LP** (tenpercentownerother) — https://whiteintel.dev/entity/fa20a5c8-3ef6-52dc-91c2-20751c204b72
- **SONKIN PAUL D** (tenpercentowner) — https://whiteintel.dev/entity/df8ea687-38e8-5685-977b-8ddb976b0067
- **HUMMINGBIRD VALUE FUND LP** (tenpercentownerother) — https://whiteintel.dev/entity/983e548d-4ac6-567b-a9f4-281a9c5267e3
- **ARGYROPLE CHRISTOPHER N** (tenpercentowner) — https://whiteintel.dev/entity/a591aa38-9a24-5c61-9b48-2d179afbcf57
- **ROSNER TODD** (tenpercentowner) — https://whiteintel.dev/entity/53c4defc-25e0-56a9-8d73-306c59b1d9d4

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

A **24-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.

## 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 **MICROWAVE FILTER CO INC /NY/** — https://whiteintel.dev/entity/6f249b56-7896-5779-b09f-db3b1e22f2a6 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MICROWAVE FILTER CO INC /NY/**. Human view: https://whiteintel.dev/entity/6f249b56-7896-5779-b09f-db3b1e22f2a6 · Structured JSON: https://whiteintel.dev/api/public/dossier/6f249b56-7896-5779-b09f-db3b1e22f2a6._

_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"._