---
title: "Huber Martin H. Jr. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/e1ae7062-108c-5c6e-9774-1e70d366e15f
json: https://whiteintel.dev/api/public/dossier/e1ae7062-108c-5c6e-9774-1e70d366e15f
identifier: sec:0001653276
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Huber Martin H. Jr.

**Type:** Person  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001653276`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/e1ae7062-108c-5c6e-9774-1e70d366e15f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/e1ae7062-108c-5c6e-9774-1e70d366e15f  

## Ownership & control

### Holdings / subsidiaries

- **Syndax Pharmaceuticals Inc** (director) — https://whiteintel.dev/entity/6bf1b313-1d8f-5b91-99ed-9315f51eef71
- **Mersana Therapeutics, Inc.** (officer) — https://whiteintel.dev/entity/4edf03d1-5dc7-5d54-bee4-8e5ea9d963bc
- **ACTUATE THERAPEUTICS, INC.** (director) — https://whiteintel.dev/entity/41d6c5ae-12f5-5b08-8c7f-94955b1af760
- **Mersana Therapeutics, Inc.** (director) — https://whiteintel.dev/entity/4edf03d1-5dc7-5d54-bee4-8e5ea9d963bc
- **Syndax Pharmaceuticals Inc** (director) — https://whiteintel.dev/entity/6bf1b313-1d8f-5b91-99ed-9315f51eef71
- **Mersana Therapeutics, Inc.** (officer) — https://whiteintel.dev/entity/4edf03d1-5dc7-5d54-bee4-8e5ea9d963bc
- **Xilio Therapeutics, Inc.** (officer) — https://whiteintel.dev/entity/985ac0f2-bc6f-5a09-a727-79dcd06514ef
- **TESARO, INC.** (officer) — https://whiteintel.dev/entity/266e6228-4a9a-5988-80b0-745c392c3240

## 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 **Huber Martin H. Jr.** — https://whiteintel.dev/entity/e1ae7062-108c-5c6e-9774-1e70d366e15f · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Huber Martin H. Jr.**. Human view: https://whiteintel.dev/entity/e1ae7062-108c-5c6e-9774-1e70d366e15f · Structured JSON: https://whiteintel.dev/api/public/dossier/e1ae7062-108c-5c6e-9774-1e70d366e15f._

_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"._