---
title: "THEIS ROBERT I — Ownership Dossier"
canonical: https://whiteintel.dev/entity/75ffdad2-901a-555d-ab9b-6e4a672484bd
json: https://whiteintel.dev/api/public/dossier/75ffdad2-901a-555d-ab9b-6e4a672484bd
identifier: sec:0001243040
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# THEIS ROBERT I

**Type:** Person  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001243040`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/75ffdad2-901a-555d-ab9b-6e4a672484bd  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/75ffdad2-901a-555d-ab9b-6e4a672484bd  

## Ownership & control

### Holdings / subsidiaries

- **RingCentral, Inc.** (director) — https://whiteintel.dev/entity/9fd4c968-348c-57f0-9b80-a0844f432370
- **RingCentral, Inc.** (director) — https://whiteintel.dev/entity/9fd4c968-348c-57f0-9b80-a0844f432370
- **AVAYA HOLDINGS CORP.** (director) — https://whiteintel.dev/entity/1bdc16b9-f226-55ad-8101-32d277215e6d

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **THEIS ROBERT I**. Human view: https://whiteintel.dev/entity/75ffdad2-901a-555d-ab9b-6e4a672484bd · Structured JSON: https://whiteintel.dev/api/public/dossier/75ffdad2-901a-555d-ab9b-6e4a672484bd._

_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"._