---
title: "CO-B-TECH UK LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/bf39cf84-99ba-51fb-a6d6-b3276aeb720e
json: https://whiteintel.dev/api/public/dossier/bf39cf84-99ba-51fb-a6d6-b3276aeb720e
identifier: oo:GB-COH-02668322
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# CO-B-TECH UK LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-02668322`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/bf39cf84-99ba-51fb-a6d6-b3276aeb720e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/bf39cf84-99ba-51fb-a6d6-b3276aeb720e  

## Ownership & control

### Owners / controllers

- **Mr Oliver Charles Bignall** (beneficial owner) — 50% — https://whiteintel.dev/entity/9e011910-b79b-5a8d-a3ff-491c69f480b4
- **Mr John Roger Bignall** (beneficial owner) — 50% — https://whiteintel.dev/entity/aeb8063a-123d-5ad4-b347-f7fb887a8c2d
- **Mr Oliver Charles Bignall** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/2b783910-f011-42dc-9c10-4f55b1ec1896
- **Mr John Roger Bignall** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/e9f5c790-0d9b-4a99-a990-ede3c1f747c4

### 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:** `02668322`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1991-12-04
- **Registered office:** Butler House Butler House, Haughton Green, Darlington, Co Durham, DL1 2DD, United Kingdom
- **SIC:** 32990

### Officers

- BIGNALL, John Roger — secretary · British · appointed 1995-07-07
- BIGNALL, John Roger — director · British · appointed 1995-07-07
- BIGNALL, Oliver Charles — director · British · appointed 1998-05-01
- HARVEY, Margaret — secretary · British · appointed 1992-01-20 · resigned 1995-07-07
- CO FORM (SECRETARIES) LIMITED — corporate nominee secretary · appointed 1991-12-04 · resigned 1992-01-20
- BIGNALL, Wendy — director · British · appointed 1995-07-07 · resigned 2002-04-30
- HARVEY, Christopher Roy — director · British · appointed 1992-01-20 · resigned 1995-07-07
- THOMPSON, Anthony William — director · British · appointed 1992-01-20 · resigned 1994-03-18
- CO FORM (NOMINEES) LIMITED — corporate nominee director · appointed 1991-12-04 · resigned 1992-01-20

### Beneficial owners (Persons with Significant Control)

- Mr Oliver Charles Bignall — 25–50% shares · individual PSC · England — since 2016-04-06
- Mr John Roger Bignall — 25–50% shares · individual PSC · United Kingdom — since 2016-04-06

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/02668322
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/02668322

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **CO-B-TECH UK LIMITED**. Human view: https://whiteintel.dev/entity/bf39cf84-99ba-51fb-a6d6-b3276aeb720e · Structured JSON: https://whiteintel.dev/api/public/dossier/bf39cf84-99ba-51fb-a6d6-b3276aeb720e._

_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"._