# The Construction Sector Transparency Initiative

## Details

- **Company number:** [08159144](https://find-and-update.company-information.service.gov.uk/company/08159144)
- **Status:** Active
- **Type:** PRI/LBG/NSC (Private, Limited by guarantee, no share capital, use of 'Limited' exemption)
- **Incorporated:** 27 Jul 2012
- **Registered office:** 167-169 GREAT PORTLAND STREET, LONDON, W1W 5PF
- **Nature of business:** [94990](/sic/94990) Activities of other membership organisations n.e.c.



## Officers

| Name | Role | Appointed | Resigned |
|---|---|---|---|
| CANTERO PACHECO, Cynthia Patricia | director | 27 Jan 2026 |  |



## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Mr Christiaan Poortman | significant-influence-or-control | 6 Apr 2016 | 30 Jun 2025 |



## Accounts

| Year ended | Net assets | Cash | Employees |
|---|---|---|---|
| 31 Dec 2024 | £205,925 | £297,487 | 0 |
| 31 Dec 2023 | £228,049 | £228,444 | 0 |
| 31 Dec 2022 | £43,644 | £41,235 | 0 |
| 31 Dec 2021 | £880 | £27,431 | 0 |
| 31 Dec 2020 | £315,984 | £404,462 | 0 |






## Registered address

8,238 companies are registered at this address - likely a registration agent.