---
title: "INNOVATIVE DRILLING SYSTEMS LTD. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/eeb64dbb-60a1-5894-b9cb-eacf649163c8
json: https://whiteintel.dev/api/public/dossier/eeb64dbb-60a1-5894-b9cb-eacf649163c8
identifier: oo:GB-COH-SC520052
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# INNOVATIVE DRILLING SYSTEMS LTD.

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-SC520052`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/eeb64dbb-60a1-5894-b9cb-eacf649163c8  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/eeb64dbb-60a1-5894-b9cb-eacf649163c8  

## Ownership & control

### Owners / controllers

- **Mr Siegfried Johann Grabner** (beneficial owner) — 75% — https://whiteintel.dev/entity/ac231f79-2ff9-54bc-b745-7a24b9393316
- **Mr Jean Gilbert Boulet** (beneficial owner) — 50% — https://whiteintel.dev/entity/f06b72b3-065d-58f5-be1f-8615c15a2b85
- **Mr Siegfried Johann Grabner** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/75fa1f8f-7c52-4ebb-8977-1f2e22042806
- **Mr Jean Gilbert Boulet** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/0e703f70-2e45-4c56-8bb9-b63b75ce2976

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

A **4-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:** `SC520052`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2015-11-11
- **Registered office:** 28 Albyn Place, Aberdeen, AB10 1YL, United Kingdom
- **SIC:** 82990

### Officers

- [STRONACHS SECRETARIES LIMITED](https://whiteintel.dev/entity/f10afca4-5607-5f30-8111-5e5ec59cef50) — corporate secretary · appointed 2015-11-11
- BOULET, Jean Gilbert — director · French · appointed 2016-01-14
- FORBES, Neil David — director · British · appointed 2015-11-11 · resigned 2016-01-14
- GRABNER, Siegfried Johann — director · Austrian · appointed 2016-01-14 · resigned 2026-07-10
- RENNIE, David Alan — director · British · appointed 2015-11-11 · resigned 2016-01-14
- SHEPHERD, Jamie Alexander — director · British · appointed 2018-04-22 · resigned 2025-09-01

### Beneficial owners (Persons with Significant Control)

- Mr Siegfried Johann Grabner — 50–75% shares · individual PSC · United Kingdom — since 2016-04-06
- Mr Jean Gilbert Boulet — 25–50% shares · individual PSC · United Kingdom — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/SC520052
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/SC520052

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **INNOVATIVE DRILLING SYSTEMS LTD.**. Human view: https://whiteintel.dev/entity/eeb64dbb-60a1-5894-b9cb-eacf649163c8 · Structured JSON: https://whiteintel.dev/api/public/dossier/eeb64dbb-60a1-5894-b9cb-eacf649163c8._

_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"._