---
title: "SIENNA ONTARIO RH 2017 LP — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d04ee940-01dc-5ee6-a4ca-d288e4d91bb7
json: https://whiteintel.dev/api/public/dossier/d04ee940-01dc-5ee6-a4ca-d288e4d91bb7
identifier: lei:549300Y2RLSKVJ9JQ575
jurisdiction: CA-ON
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SIENNA ONTARIO RH 2017 LP

**Type:** Company  
**Jurisdiction:** CA-ON  
**Identifier:** `lei:549300Y2RLSKVJ9JQ575`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d04ee940-01dc-5ee6-a4ca-d288e4d91bb7  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d04ee940-01dc-5ee6-a4ca-d288e4d91bb7  

## Registry profile

- **Status:** ISSUED  
- **Legal form:** `1JGX`  
- **Source:** GLEIF  

## Ownership & control

### Owners / controllers

- **SIENNA SENIOR LIVING INC.** (ultimate parent) — https://whiteintel.dev/entity/4f146935-e968-5889-8761-38a15469afc8
- **SIENNA SENIOR LIVING INC.** (parent) — https://whiteintel.dev/entity/4f146935-e968-5889-8761-38a15469afc8

### Holdings / subsidiaries

- **SIENNA (HEATHERWOOD) INC.** (parent) — https://whiteintel.dev/entity/f4bcbc5c-3960-5602-9a34-8584e935f66b
- **SIENNA (KINGSMERE) INC.** (parent) — https://whiteintel.dev/entity/4b9374bd-1c16-5f53-a78a-a51c6dfb9ec5
- **SIENNA (BEARBROOK) INC.** (parent) — https://whiteintel.dev/entity/74b474bd-fc51-5ee7-8f56-ee6081af81cd
- **SIENNA (ISLAND VIEW) INC.** (parent) — https://whiteintel.dev/entity/07f6f9e7-8a71-52bf-b374-06b1a20adeab
- **SIENNA (KENSINGTON PLACE) INC.** (parent) — https://whiteintel.dev/entity/7fc448ee-97a2-5c9a-8c1d-789ed382dc27
- **SIENNA (CAROLINA) INC.** (parent) — https://whiteintel.dev/entity/ecde2138-b6a3-5539-82da-328b572889ec
- **SIENNA (QUINTE GARDENS) INC.** (parent) — https://whiteintel.dev/entity/54402800-fb6a-561e-8944-d6e9e5ff193e

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

1. **SIENNA SENIOR LIVING INC.** — ultimate parent → *SIENNA ONTARIO RH 2017 LP*
1. **SIENNA SENIOR LIVING INC.** — parent → *SIENNA ONTARIO RH 2017 LP*

## Provenance

- GLEIF — https://search.gleif.org/#/record/549300Y2RLSKVJ9JQ575

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SIENNA ONTARIO RH 2017 LP**. Human view: https://whiteintel.dev/entity/d04ee940-01dc-5ee6-a4ca-d288e4d91bb7 · Structured JSON: https://whiteintel.dev/api/public/dossier/d04ee940-01dc-5ee6-a4ca-d288e4d91bb7._

_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"._