Website & contact details
- Website
Bulletproof Cyber Ltd
- Incorporated
- 24 June 2005 (21 years)
- Previously known as
- Defense.Com Cyber Ltd (until 7 June 2023)Serverchoice Ltd (until 4 May 2022)Advantage Interactive Limited (until 9 March 2011)This list may be incomplete. See all names on Companies House
- Industry
- Information technology consultancy activities (62020)
- Owned by
- Accounts type
- Audit exemption subsidiary
- Region
- Greater London
- Address
- 20 Grosvenor PlaceLondonSW1X 7HN
Filing status
- Accounts due
- 31 December 2026
- Last accounts
- 31 March 2025
- Conf. stmt due
- 17 March 2027
- Last conf. stmt
- 3 March 2026
Charges
- Total
- 5
- Outstanding
- 1
- Part satisfied
- 0
- Satisfied
- 4
Officers 3 active
Officer details are public data from the Companies House register.
Bingham, Christopher James
Secretary · Appointed 2 September 2026
Director · Appointed 10 February 2025
British
Born February 1976 (50)
Director · Appointed 10 June 2024
British
Born August 1987 (39)
Officer history (18 former)
2 September 2026
Appointed Bingham, Christopher James as Secretary
2 September 2026
Resigned Diddams, Christopher as Secretary
10 February 2025
10 February 2025
2 September 2024
Appointed Diddams, Christopher as Secretary
10 June 2024
10 June 2024
10 June 2024
Resigned Greasby, Gary Peter as Secretary
10 June 2024
10 June 2024
10 June 2024
10 June 2024
10 June 2024
10 June 2024
22 February 2024
1 December 2021
25 June 2021
1 March 2021
1 October 2020
28 September 2020
Resigned Lord, Susan Elizabeth as Director
1 June 2020
1 September 2019
Appointed Lord, Susan Elizabeth as Director
1 September 2019
Appointed Greasby, Gary Peter as Secretary
1 September 2019
Resigned Lord, Susan Elizabeth as Secretary
1 July 2019
30 September 2018
Resigned Hayden, Philip as Director
1 March 2018
5 September 2017
Appointed Hayden, Philip as Director
1 July 2017
Appointed Lord, Susan Elizabeth as Secretary
8 July 2016
30 March 2013
1 July 2008
1 July 2008
28 June 2005
28 June 2005
27 June 2005
27 June 2005
24 June 2005
24 June 2005
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 13 February 2024
Owns 75–100% of shares
Holds 75–100% of voting rights
Private Company Limited By Shares
Reg. no. 15420024
Former controllers (5)
13 February 2024
13 February 2024
Ceased Donna Louise Boost — Owns 25–50% of shares
1 May 2022
Ceased Serverchoice Limited — Owns 75–100% of shares
1 May 2022
Ceased Donna Louise Boost — Owns 25–50% of shares
1 May 2022
Financials
Figures from 2021 accounts. Newer accounts, made up to 31 March 2025, are filed but not read yet. See them on Companies House
- Cash
- £531,269
- up £378,310 (247%)
- Employees
- 79
- up 45 (132%)
- Current Ratio
- 1.7x
Trend
Shareholder Funds
Balance sheet detail
| 2021 | 2020 | |
|---|---|---|
| Fixed Assets | £8,082,949 | £5,726,729 |
| Current Assets | £2,854,534 | £2,418,619 |
| Debtors | £2,323,265 | £2,265,660 |
| Cash | £531,269 | £152,959 |
| Creditors (< 1 year) | £1,719,029 | £3,150,082 |
| Creditors (> 1 year) | £1,821,517 | £2,210,136 |
| Net Current Assets | £1,135,505 | (£731,463) |
| Shareholder Funds | £6,875,754 | £2,311,572 |
What Bulletproof Cyber say about themselves
“Meet WorkNest Secure. Bringing together decades of cyber security experience to help organisations stay secure, compliant, and resilient.”
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 2 September 2026 | Appointment of a secretary | |||
| 2 September 2026 | Termination of appointment of a secretary | |||
| 3 March 2026 | Confirmation statement with updates | 3 March 2026 | ||
| 30 December 2025 | Other filing | |||
| 30 December 2025 | Other filing |
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