Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 10 March 2027
- Last conf. stmt
- 24 February 2026
Buzzsumo Limited
- Incorporated
- 21 January 2014 (12 years)
- Industry
- Other information service activities n.e.c. (63990)
- Owned by
- Accounts type
- Audit exemption subsidiary
- Region
- Greater London
- Address
- 5 Churchill PlaceLondonE14 5HU
Charges
- Total
- 5
- Outstanding
- 0
- Part satisfied
- 0
- Satisfied
- 5
Officers 3 active
Officer details are public data from the Companies House register.
Director · Appointed 9 July 2025
Irish
Born March 1987 (39)
Director · Appointed 30 April 2025
Also at Content Score Limited (proposed for strike-off), Cision Group Limited, Runtime Collective Limited · more companies
British
Born May 1970 (56)
Director · Appointed 30 April 2025
Also at Content Score Limited (proposed for strike-off), Cision Group Limited, Runtime Collective Limited · more companies
American
Born August 1983 (43)
Officer history (14 former)
9 July 2025
9 July 2025
30 April 2025
30 April 2025
30 April 2025
26 September 2024
26 September 2024
26 September 2024
31 July 2023
31 July 2023
31 July 2023
31 July 2023
Resigned Goodband, Benjamin as Secretary
31 July 2023
7 July 2022
24 February 2022
24 February 2022
24 February 2022
24 February 2022
24 February 2022
Appointed Goodband, Benjamin as Secretary
24 February 2022
24 February 2022
5 April 2019
5 April 2019
10 October 2017
10 October 2017
10 October 2017
Resigned Blackwell, James William as Director
10 October 2017
Resigned Chiu, Henley as Director
10 October 2017
21 January 2014
Appointed Blackwell, James William as Director
21 January 2014
Appointed Chiu, Henley as Director
21 January 2014
Ownership 2 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 26 February 2021
Has significant influence or control
Limited
Reg. no. 12357407
Private Limited Company
Reg. no. 03898053
Former controllers (3)
10 October 2017
10 October 2017
Ceased James William Blackwell — Owns 25–50% of shares
10 October 2017
Ceased Henley Chiu — Owns 25–50% of shares
Group structure 17 shown
Ownership group derived from the Companies House PSC register
Buzzsumo Limited This company Has significant influence or control
Canyon UK Investments Ltd. Owns 75–100% of shares
Castle Intermediate Holding Limited Owns 50–75% of shares
PE Castle Holding Iii Limited Owns 75–100% of shares
Castle Intermediate Holding II Limited Owns 75–100% of shares
Cision Group Limited Has significant influence or control
Peerindex Limited Has significant influence or control
PR Newswire Benelux Limited Has significant influence or control
PR Newswire Europe Limited Has significant influence or control
Prime Research UK Limited Has significant influence or control
PWW Acquisition International II Ltd Has significant influence or control
PWW International Ltd Has significant influence or control
Qriously Limited Has significant influence or control
Runtime Collective Limited Owns 75–100% of shares
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 27 February 2026 | Confirmation statement with no updates | 24 February 2026 | ||
| 17 November 2025 | Notification of a person with significant control | |||
| 9 October 2025 | Other filing | |||
| 9 October 2025 | Accounts filing | |||
| 9 October 2025 | Other filing |
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