Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 29 March 2027
- Last conf. stmt
- 15 March 2026
Sterling Synergy Systems Limited
- Incorporated
- 28 July 2003 (23 years)
- Industry
- Technical testing and analysis (71200)
- Directors
- Emer Mcelhinney
- Owned by
- Icon PLC
- Accounts type
- Total exemption full
- Region
- South East
- Address
- 3rd FloorNorth & South Wings 100 Longwater AvenueGreen ParkReadingRG2 6GP
Charges
- Total
- 1
- Outstanding
- 1
- Part satisfied
- 0
- Satisfied
- 0
Officers 3 active
Officer details are public data from the Companies House register.
Mcelhinney, Emer
Director · Appointed 31 August 2026
Irish
Born August 1979 (47)
Fox, Erina
Secretary · Appointed 24 May 2024
Director · Appointed 2 October 2022
British
Born March 1967 (59)
Officer history (15 former)
31 August 2026
Appointed Mcelhinney, Emer as Director
8 April 2026
Resigned Sheehan, Alan as Director
14 March 2025
24 May 2024
Appointed Fox, Erina as Secretary
24 May 2024
19 June 2023
19 June 2023
2 October 2022
Appointed Sheehan, Alan as Director
2 October 2022
1 July 2021
1 July 2021
3 August 2007
19 June 2007
14 December 2006
15 May 2006
15 May 2006
15 May 2006
15 May 2006
Resigned Khattau, Nikhil as Director
15 May 2006
15 May 2006
15 May 2006
3 August 2004
3 August 2004
15 June 2004
Appointed Khattau, Nikhil as Director
10 September 2003
15 August 2003
7 August 2003
28 July 2003
28 July 2003
28 July 2003
28 July 2003
28 July 2003
28 July 2003
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Icon PLC
Corporate entity · Notified 1 July 2021
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Public Limited Company
Reg. no. 145835
Former controllers (1)
1 July 2021
Ceased Pra Health Sciences, Inc. — Owns 75–100% of shares
Financials
Figures from 2024 accounts. Newer accounts, made up to 31 December 2025, are filed but not read yet. See them on Companies House
Trend
Shareholder Funds
Balance sheet detail
| 2024 | 2023 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|
| Fixed Assets | £1,856,144 | £1,677,221 | £1,677,221 | ||
| Cash | £0 | £1 | £1 | ||
| Creditors (< 1 year) | £2,460,468 | £2,338,741 | £2,082,785 | £1,984,007 | £1,959,605 |
| Net Current Assets | (£2,460,468) | (£2,338,741) | (£2,082,785) | (£1,984,006) | (£1,959,604) |
| Shareholder Funds | (£604,324) | (£482,597) | (£226,641) | (£306,785) | (£282,383) |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 10 September 2026 | Appointment of a director | |||
| 13 May 2026 | Termination of appointment of a director | |||
| 21 April 2026 | Confirmation statement with no updates | 15 March 2026 | ||
| 19 September 2025 | Total exemption full accounts | 31 December 2024 | ||
| 30 May 2025 | Registered office address changed |
Some other companies at this address
Other companies in this industry
Warrington
Liverpool
London
Norwich
By trade and location
Explore the largest companies
Need accounts figures, ownership or websites for thousands of companies? Bulk data & API →