---
title: "STANTEC HYDROCK LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/cb021e3a-ac18-5dcf-ad83-382fcb63449f
json: https://whiteintel.dev/api/public/dossier/cb021e3a-ac18-5dcf-ad83-382fcb63449f
identifier: oo:GB-COH-03118932
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# STANTEC HYDROCK LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-03118932`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/cb021e3a-ac18-5dcf-ad83-382fcb63449f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/cb021e3a-ac18-5dcf-ad83-382fcb63449f  

## Ownership & control

### Owners / controllers

- **STANTEC UK LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/2d4d2278-6631-583e-a7fc-c382cddc354b
- **HYDROCK HOLDINGS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/83337bf1-3598-5754-87fa-b2839b7026fb
- **Hydrock Group Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/d9d43862-7da0-4871-976d-6a933cf79ea3

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

A **59-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.

## Company profile (live · UK Companies House)

- **Company number:** `03118932`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1995-10-27
- **Registered office:** Over Court Barns, Over Lane, Almondsbury, Bristol, Avon, BS32 4DF
- **SIC:** 74909

### Officers

- HALL-STURT, Victoria Jayne — secretary · appointed 2026-05-29
- ELLIOTT, Scott — director · British · appointed 2021-08-01
- HALL-STURT, Victoria Jayne — director · British · appointed 2024-04-30
- SCHEFER, Catherine Margaret — director · British · appointed 2024-04-30
- ADAMS, Martin Howard Clifford — secretary · appointed 2014-04-01 · resigned 2018-04-25
- LUSTED, Tracie Louise — secretary · British · appointed 2001-07-02 · resigned 2014-03-31
- MCCONNELL, William John Mcconnell — secretary · British · appointed 1995-10-30 · resigned 2001-01-10
- MICHAEL, Michael Yiannis — secretary · appointed 2018-04-25 · resigned 2026-05-29
- WILLCOCKS, Jennifer Anne — secretary · British · appointed 2001-01-10 · resigned 2001-05-29
- WHITE ROSE FORMATIONS LIMITED — corporate nominee secretary · appointed 1995-10-27 · resigned 1995-10-30
- ADAMS, Martin Howard Clifford — director · British · appointed 2005-01-10 · resigned 2010-11-15
- EASTERBROOK, Henry David — director · British · appointed 2019-06-15 · resigned 2024-02-12
- EVANS, Wayne — director · British · appointed 1996-03-18 · resigned 1997-03-20
- FISHER, Adam, Dr — director · British · appointed 2002-12-19 · resigned 2011-04-20
- GELLER, Joe — director · American · appointed 2024-04-30 · resigned 2026-03-03
- HIGGINS, Michael David, Dr — director · British · appointed 2005-12-15 · resigned 2016-08-03
- HILTON, Matthew, Dr — director · British · appointed 2004-08-25 · resigned 2024-04-30
- KING, Jeremy — director · British · appointed 2008-07-31 · resigned 2010-11-11
- MCCONNELL, Brian James — director · British · appointed 1995-10-27 · resigned 2024-04-30
- MICHAEL, Michael Yiannis — director · British · appointed 2018-01-04 · resigned 2026-05-29

### Beneficial owners (Persons with Significant Control)

- [Stantec Uk Limited](https://whiteintel.dev/entity/2d4d2278-6631-583e-a7fc-c382cddc354b) — 75–100% shares · corporate PSC · England — since 2026-01-01
- [Hydrock Holdings Limited](https://whiteintel.dev/entity/83337bf1-3598-5754-87fa-b2839b7026fb) — 75–100% shares · corporate PSC · England — ceased 2026-01-01
- Hydrock Group Limited — 75–100% shares · corporate PSC · England — ceased 2018-10-18

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/03118932
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/03118932

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **STANTEC HYDROCK LIMITED**. Human view: https://whiteintel.dev/entity/cb021e3a-ac18-5dcf-ad83-382fcb63449f · Structured JSON: https://whiteintel.dev/api/public/dossier/cb021e3a-ac18-5dcf-ad83-382fcb63449f._

_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"._