---
title: "MKS INSTRUMENTS INC — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d18da2b4-c6c4-5a47-80c4-2a5ff72820a0
json: https://whiteintel.dev/api/public/dossier/d18da2b4-c6c4-5a47-80c4-2a5ff72820a0
identifier: sec:0001049502
jurisdiction: US
risk: Medium
source: WhiteIntel corporate-ownership graph
---

# MKS INSTRUMENTS INC

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001049502`  
**Risk level:** Medium  
**Canonical dossier:** https://whiteintel.dev/entity/d18da2b4-c6c4-5a47-80c4-2a5ff72820a0  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d18da2b4-c6c4-5a47-80c4-2a5ff72820a0  

## Ownership & control

### Owners / controllers

- **EMERSON ELECTRIC CO** (tenpercentowner) — https://whiteintel.dev/entity/139c57c9-5159-5c2a-86f9-8652503a8ab6
- **ASTEC AMERICA INC** (tenpercentowner) — https://whiteintel.dev/entity/5386580a-a496-558a-8953-c468e9266722
- **BERTUCCI JOHN R** (tenpercentowner) — https://whiteintel.dev/entity/7267fb6c-6f94-5bae-b8fb-2bab6921ad2a
- **BERTUCCI CLAIRE R** (tenpercentowner) — https://whiteintel.dev/entity/5ba11d19-2c3d-5f2f-b348-7dbbb4ca1f47
- **CAP IV GENERAL PARTNER, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/828e8e8d-0f48-5df8-948b-9b2bfcec5765
- **CARLYLE PARTNERS VI CAYMAN HOLDINGS, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/86bc0356-4465-5dd8-a64f-b3ba0f2b5c5a
- **CEP IV MANAGING GP, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/4b20d997-2a6d-5ae2-9b13-6af5bbfd9955
- **CEP IV PARTICIPATIONS, S.A R.L. SICAR** (tenpercentowner) — https://whiteintel.dev/entity/880e6879-4bf7-519e-90a4-73ad51557b9f
- **CARLYLE HOLDINGS II GP L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/7df2fac8-c5a3-5224-82c3-093507d2a4d6
- **TC GROUP CAYMAN INVESTMENT HOLDINGS, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/9d06bf6c-6ca8-5634-92b3-d7c155ff9d9d
- **CEP IV MANAGING GP HOLDINGS, LTD.** (tenpercentowner) — https://whiteintel.dev/entity/8522acaf-c147-507d-bdeb-c380e8492143
- **TC GROUP CAYMAN INVESTMENT HOLDINGS SUB L.P.** (tenpercentowner) — https://whiteintel.dev/entity/5c86d980-bf5c-50af-8062-5e694d689d32
- **CAP IV, L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/497e9ad0-3fd2-5b47-b1d3-b666b387be49
- **Carlyle Group Inc.** (tenpercentowner) — https://whiteintel.dev/entity/34075342-bb9d-50b0-92cf-71ec50aff750
- **CARLYLE ASIA PARTNERS IV, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/9ee4afe8-9d43-5635-b557-3e53c8ddc82e
- **CG Subsidiary Holdings L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/94a7e3ec-3d63-560c-ac70-40cf392ba82a
- **GAMMA HOLDING CO LTD** (tenpercentowner) — https://whiteintel.dev/entity/03802f81-903d-5284-8a75-f79702d7f6ec
- **CARLYLE HOLDINGS II L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/b38264bc-b34d-5185-ad12-451e94b476fb
- **TC GROUP VI CAYMAN, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/b5ee713b-27f7-55f7-bd0e-e0ad7c81fc0c
- **TC GROUP VI CAYMAN, L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/f06eae36-ea24-514d-b7cc-e9cde7a79e93

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

A **224-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 **MKS INSTRUMENTS INC** — https://whiteintel.dev/entity/d18da2b4-c6c4-5a47-80c4-2a5ff72820a0 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MKS INSTRUMENTS INC**. Human view: https://whiteintel.dev/entity/d18da2b4-c6c4-5a47-80c4-2a5ff72820a0 · Structured JSON: https://whiteintel.dev/api/public/dossier/d18da2b4-c6c4-5a47-80c4-2a5ff72820a0._

_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"._