---
title: "TRIANGLE FIRE GROUP LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/91ffb961-048b-5bca-943e-e9ddfddf3836
json: https://whiteintel.dev/api/public/dossier/91ffb961-048b-5bca-943e-e9ddfddf3836
identifier: oo:GB-COH-12865828
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# TRIANGLE FIRE GROUP LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-12865828`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/91ffb961-048b-5bca-943e-e9ddfddf3836  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/91ffb961-048b-5bca-943e-e9ddfddf3836  

## Ownership & control

### Owners / controllers

- **Mr Colin David Chantler** (beneficial owner) — 50% — https://whiteintel.dev/entity/4b4382e3-3c46-5959-be94-73c2bc9e92b4
- **Mr Nigel Sidney Chantler** (beneficial owner) — 50% — https://whiteintel.dev/entity/0f0b2fb3-208f-59cb-b1ca-72fbe162b215
- **Mr Steven Ronald Chantler** (beneficial owner) — 50% — https://whiteintel.dev/entity/ee386159-37a5-55c6-89d7-d1cfbaf80ded
- **Mr Colin David Chantler** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/f7aa9b48-4e5f-4085-991c-e8520f47f991
- **Mr Nigel Sidney Chantler** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/db327b8a-b0f5-45bf-90aa-7a2b718ea547
- **BGF INVESTMENT MANAGEMENT LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/e558be93-32df-4f51-9342-66fbb9204fbb
- **Mr Steven Ronald Chantler** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/1c049318-c805-41fa-8b21-1094a83db958

### Holdings / subsidiaries

- **BMS (EAST ANGLIA) LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/a0394325-15d0-5ab3-bda0-c808374e0571
- **TRILEX SERVICES LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/d5f07b3a-2f6f-5627-acc6-93a91b722fe7
- **TRILEX SERVICES LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/d5f07b3a-2f6f-5627-acc6-93a91b722fe7
- **BMS (EAST ANGLIA) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/a0394325-15d0-5ab3-bda0-c808374e0571
- **TRIANGLE FIRE SYSTEMS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/a9662010-6be8-56f9-bac5-a02bc6a5505e

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

1. **Mr Colin David Chantler** — beneficial owner 50% → *TRIANGLE FIRE GROUP LIMITED*
1. **Mr Nigel Sidney Chantler** — beneficial owner 50% → *TRIANGLE FIRE GROUP LIMITED*
1. **Mr Steven Ronald Chantler** — beneficial owner 50% → *TRIANGLE FIRE GROUP LIMITED*
1. **Mr Colin David Chantler** — beneficial owner 37.5% → *TRIANGLE FIRE GROUP LIMITED*
1. **Mr Nigel Sidney Chantler** — beneficial owner 37.5% → *TRIANGLE FIRE GROUP LIMITED*
1. **BGF INVESTMENT MANAGEMENT LIMITED** — beneficial owner 37.5% → *TRIANGLE FIRE GROUP LIMITED*
1. **Mr Steven Ronald Chantler** — beneficial owner 37.5% → *TRIANGLE FIRE GROUP LIMITED*
2. **BUSINESS GROWTH FUND LIMITED** — beneficial owner 87.5% → *BGF INVESTMENT MANAGEMENT LIMITED*
2. **BGF GROUP PLC** — beneficial owner 87.5% → *BGF INVESTMENT MANAGEMENT LIMITED*
3. **NATWEST GROUP PLC** — ultimate parent → *BUSINESS GROWTH FUND PLC*
3. **NATWEST GROUP PLC** — parent → *BUSINESS GROWTH FUND PLC*
3. **UBERIOR INVESTMENTS LIMITED** — beneficial owner → *BGF GROUP PLC*
3. **HSBC (BGF) INVESTMENTS LIMITED** — beneficial owner → *BGF GROUP PLC*
3. **BARCLAYS FUNDS INVESTMENTS LIMITED** — beneficial owner → *BGF GROUP PLC*
3. **RBS SME INVESTMENTS LIMITED** — beneficial owner → *BGF GROUP PLC*
3. **Business Growth Fund Plc  (As General Partner Of Bgf Investments Lp)** — beneficial owner 87.5% → *BGF GROUP PLC*
3. **BGF GROUP PLC** — beneficial owner 87.5% → *BUSINESS GROWTH FUND LIMITED*
4. **BARCLAYS PLC** — ultimate parent → *BARCLAYS FUNDS INVESTMENTS LIMITED*
4. **BARCLAYS PLC** — parent → *BARCLAYS FUNDS INVESTMENTS LIMITED*
4. **LLOYDS BANKING GROUP PLC** — ultimate parent → *UBERIOR INVESTMENTS LIMITED*
4. **LLOYDS BANKING GROUP PLC** — parent → *UBERIOR INVESTMENTS LIMITED*
4. **LBG EQUITY INVESTMENTS LIMITED** — beneficial owner 100% → *UBERIOR INVESTMENTS LIMITED*
4. **LBG EQUITY INVESTMENTS LIMITED** — beneficial owner 87.5% → *UBERIOR INVESTMENTS LIMITED*
4. **BANK OF SCOTLAND PLC** — beneficial owner 87.5% → *UBERIOR INVESTMENTS LIMITED*
4. **Rbs Aa Holdings (Uk) Limited** — beneficial owner 87.5% → *RBS SME INVESTMENTS LIMITED*
4. **RBS AA HOLDINGS (UK) LIMITED** — beneficial owner 100% → *RBS SME INVESTMENTS LIMITED*
4. **NATWEST MARKETS PLC** — beneficial owner 87.5% → *RBS SME INVESTMENTS LIMITED*
4. **NATWEST GROUP PLC** — ultimate parent → *RBS SME INVESTMENTS LIMITED*
4. **NATWEST GROUP PLC** — parent → *RBS SME INVESTMENTS LIMITED*
4. **BARCLAYS EQUITY HOLDINGS LIMITED** — beneficial owner 100% → *BARCLAYS FUNDS INVESTMENTS LIMITED*
4. **BARCLAYS BANK PLC** — beneficial owner 100% → *BARCLAYS FUNDS INVESTMENTS LIMITED*
4. **Barclays Bank Plc** — beneficial owner 87.5% → *BARCLAYS FUNDS INVESTMENTS LIMITED*
4. **Barclays Equity Holdings Limited** — beneficial owner 87.5% → *BARCLAYS FUNDS INVESTMENTS LIMITED*
4. **Hsbc Bank Plc** — beneficial owner 87.5% → *HSBC (BGF) INVESTMENTS LIMITED*
5. **Barclays Plc** — beneficial owner 87.5% → *BARCLAYS BANK PLC*
5. **LLOYDS BANKING GROUP PLC** — ultimate parent → *LBG EQUITY INVESTMENTS LIMITED*
5. **LLOYDS BANKING GROUP PLC** — parent → *LBG EQUITY INVESTMENTS LIMITED*
5. **AMBERDATE LIMITED** — beneficial owner 100% → *LBG EQUITY INVESTMENTS LIMITED*
5. **AMBERDATE LIMITED** — beneficial owner 87.5% → *LBG EQUITY INVESTMENTS LIMITED*
5. **LLOYDS BANKING GROUP PLC** — beneficial owner 87.5% → *LBG EQUITY INVESTMENTS LIMITED*
5. **BARCLAYS BANK PLC** — beneficial owner 100% → *BARCLAYS EQUITY HOLDINGS LIMITED*
5. **BARCLAYS PRINCIPAL INVESTMENTS LIMITED** — beneficial owner 100% → *BARCLAYS EQUITY HOLDINGS LIMITED*
5. **Barclays Bank Plc** — beneficial owner 87.5% → *BARCLAYS EQUITY HOLDINGS LIMITED*
5. **BARCLAYS PRINCIPAL INVESTMENTS LIMITED** — beneficial owner 87.5% → *BARCLAYS EQUITY HOLDINGS LIMITED*
5. **NATWEST GROUP PLC** — ultimate parent → *RBS AA HOLDINGS (UK) LIMITED*
5. **NATWEST GROUP PLC** — parent → *RBS AA HOLDINGS (UK) LIMITED*
5. **NATWEST GROUP PLC** — beneficial owner 87.5% → *RBS AA HOLDINGS (UK) LIMITED*
5. **NATWEST GROUP PLC** — beneficial owner 87.5% → *RBS AA HOLDINGS (UK) LIMITED*
5. **HBOS PLC** — beneficial owner 87.5% → *BANK OF SCOTLAND PLC*
5. **NATWEST GROUP PLC** — beneficial owner 87.5% → *NATWEST MARKETS PLC*
6. **BARCLAYS PLC** — ultimate parent → *BARCLAYS PRINCIPAL INVESTMENTS LIMITED*
6. **BARCLAYS PLC** — parent → *BARCLAYS PRINCIPAL INVESTMENTS LIMITED*
6. **LLOYDS BANKING GROUP PLC** — ultimate parent → *HBOS PLC*
6. **LLOYDS BANK PLC** — beneficial owner 100% → *HBOS PLC*
6. **LLOYDS BANK PLC** — beneficial owner 87.5% → *HBOS PLC*
6. **BARCLAYS BANK PLC** — beneficial owner 100% → *BARCLAYS PRINCIPAL INVESTMENTS LIMITED*
6. **Barclays Bank Plc** — beneficial owner 87.5% → *BARCLAYS PRINCIPAL INVESTMENTS LIMITED*
6. **Barclays Plc** — beneficial owner 87.5% → *BARCLAYS PRINCIPAL INVESTMENTS LIMITED*
6. **LLOYDS BANKING GROUP PLC** — ultimate parent → *AMBERDATE LIMITED*
6. **LLOYDS BANK PLC** — beneficial owner 100% → *AMBERDATE LIMITED*
6. **LLOYDS BANK PLC** — beneficial owner 87.5% → *AMBERDATE LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `12865828`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2020-09-08
- **Registered office:** Triangle Fire Systems, Haywood Way, Hastings, East Sussex, TN35 4PL, England
- **SIC:** 64203

### Officers

- CASTLE, Mark — director · British · appointed 2022-04-07
- CHANTLER, Colin David — director · British · appointed 2020-09-08
- CHANTLER, Nigel Sidney — director · British · appointed 2020-09-08
- CHANTLER, Steven Ronald — director · British · appointed 2020-09-08
- GIBSON, Oliver Martin — director · British · appointed 2022-04-07
- SIMCOX, Matthew Philip — director · British · appointed 2022-04-07
- WALLIS, Marcus John — director · British · appointed 2025-11-27

### Beneficial owners (Persons with Significant Control)

- [Bgf Investment Management Limited](https://whiteintel.dev/entity/e558be93-32df-4f51-9342-66fbb9204fbb) — 25–50% shares · corporate PSC · England — since 2022-04-07
- Mr Colin David Chantler — 25–50% shares · individual PSC · England — ceased 2022-04-07
- Mr Nigel Sidney Chantler — 25–50% shares · individual PSC · England — ceased 2022-04-07
- Mr Steven Ronald Chantler — 25–50% shares · individual PSC · England — ceased 2022-04-07

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/12865828
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/12865828

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **TRIANGLE FIRE GROUP LIMITED**. Human view: https://whiteintel.dev/entity/91ffb961-048b-5bca-943e-e9ddfddf3836 · Structured JSON: https://whiteintel.dev/api/public/dossier/91ffb961-048b-5bca-943e-e9ddfddf3836._

_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"._