---
title: "INFRASIG LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/1ffcecff-3b01-596e-ae79-b31c8e153a7c
json: https://whiteintel.dev/api/public/dossier/1ffcecff-3b01-596e-ae79-b31c8e153a7c
identifier: oo:GB-COH-08018007
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# INFRASIG LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-08018007`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/1ffcecff-3b01-596e-ae79-b31c8e153a7c  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/1ffcecff-3b01-596e-ae79-b31c8e153a7c  

## Ownership & control

### Owners / controllers

- **CARILLION CONSTRUCTION LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/e0daa39a-c710-533e-a99b-dc109e853945
- **Carillion Construction Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/ecca4f63-3725-417b-a558-ba04ddeff360
- **Alstom Engineering And Services Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/38b5a9d1-807e-439a-9f5d-1bd1e6696162

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

A **16-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:** `08018007`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2012-04-03
- **Registered office:** Litchurch Lane, Derby, Derbyshire, DE24 8AD, England
- **SIC:** 33170

### Officers

- HAKES, Christina Ghislaine, Mrs. — secretary · appointed 2019-09-30
- KUMAR, Rajesh — director · British · appointed 2024-10-30
- PARKER, Christopher Martin — director · British · appointed 2019-07-22
- GEORGE, Timothy Francis — secretary · appointed 2012-04-03 · resigned 2017-06-30
- MAFFEI, Westley — secretary · appointed 2017-07-01 · resigned 2018-04-18
- WEST, Lynn — secretary · appointed 2018-04-18 · resigned 2019-09-29
- BALDOCK, Jason — director · British · appointed 2022-03-03 · resigned 2024-10-15
- DAVIES, Andrew Mark — director · British · appointed 2012-04-03 · resigned 2014-10-16
- FORSYTH, Peter, Dr — director · British · appointed 2012-04-03 · resigned 2014-02-27
- FOWLER, Simon John — director · British · appointed 2015-06-22 · resigned 2018-04-18
- GALE, Fraser John — director · British · appointed 2012-04-03 · resigned 2016-09-01
- GEORGE, Timothy Francis — director · British · appointed 2012-04-03 · resigned 2012-04-03
- GUILLOT, Olivier Marius Pol, Mr. — director · French · appointed 2021-05-11 · resigned 2021-07-29
- HODGE, Jason — director · British · appointed 2016-09-01 · resigned 2018-04-17
- LADD, Richard Donald — director · British · appointed 2014-10-16 · resigned 2018-04-17
- LEONN, Hedvig Carolina — director · Swedish · appointed 2014-05-21 · resigned 2017-10-16
- MACLEOD, Stuart James Robert — director · British · appointed 2021-07-29 · resigned 2024-12-19
- MILLS, Lee James — director · British · appointed 2012-04-03 · resigned 2012-04-03
- MORGAN, Allan Thomas — director · British · appointed 2012-04-03 · resigned 2019-04-25
- MORGAN, Allan Thomas — director · British · appointed 2012-04-03 · resigned 2018-04-18

### Beneficial owners (Persons with Significant Control)

- Alstom Engineering And Services Limited — 75–100% shares · corporate PSC · England — since 2018-04-18
- [Carillion Construction Limited](https://whiteintel.dev/entity/ecca4f63-3725-417b-a558-ba04ddeff360) — 75–100% shares · corporate PSC · England — ceased 2018-04-18

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/08018007
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/08018007

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **INFRASIG LIMITED**. Human view: https://whiteintel.dev/entity/1ffcecff-3b01-596e-ae79-b31c8e153a7c · Structured JSON: https://whiteintel.dev/api/public/dossier/1ffcecff-3b01-596e-ae79-b31c8e153a7c._

_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"._