Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 21 April 2027
- Last conf. stmt
- 7 April 2026
Leatherhead Research Limited
- Incorporated
- 7 April 2015 (11 years)
- Previously known as
- SGL1 Limited (until 16 September 2015)Science Group Limited (until 30 June 2015)This list may be incomplete. See all names on Companies House
- Industry
- Other professional, scientific and technical activities n.e.c. (74909)
- Owned by
- Accounts type
- Full
- Region
- East of England
- Address
- Harston Mill Royston RoadHarstonCambridgeCB22 7GG
Charges
- Total
- 4
- Outstanding
- 4
- Part satisfied
- 0
- Satisfied
- 0
Officers 3 active
Officer details are public data from the Companies House register.
Director · Appointed 1 February 2023
British
Born December 1969 (56)
Director · Appointed 23 July 2021
British
Born August 1979 (47)
Director · Appointed 7 April 2015
British
Born July 1979 (47)
Officer history (3 former)
1 February 2023
30 July 2021
23 July 2021
9 April 2021
11 January 2021
31 March 2019
Resigned Kahn, Tamara Melissa as Director
9 September 2015
Appointed Kahn, Tamara Melissa as Director
7 April 2015
7 April 2015
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 6 April 2016
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Public Limited Company
Reg. no. 06536543
Group structure 9 companies
Ownership group derived from the Companies House PSC register
Critical Maritime Systems & Support Limited Owns 75–100% of shares
Leatherhead Research Limited This company Owns 75–100% of shares
Oakland Innovation Ltd Owns 75–100% of shares
Osprey Consulting Services Limited Owns 75–100% of shares
Quadro Epsom Limited Owns 75–100% of shares
Quadro Harston Limited Owns 75–100% of shares
Sagentia Limited Owns 75–100% of shares
TPG Services Limited Owns 75–100% of shares
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 14 August 2026 | Full accounts | 31 December 2025 | ||
| 8 April 2026 | Confirmation statement with no updates | 7 April 2026 | ||
| 27 May 2025 | Full accounts | 31 December 2024 | ||
| 7 April 2025 | Confirmation statement with no updates | 7 April 2025 | ||
| 21 March 2025 | Registration of a charge |
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