Website & contact details
- Website
Dotmatics Limited
- Incorporated
- 7 November 2005 (21 years)
- Industry
- Business and domestic software development (62012)
- Directors
- Alister Campbell
- Owned by
- Siemens Aktiengesellschaft
- Accounts type
- Group
- Region
- East of England
- Address
- The Old MonasteryWindhillBishops StortfordCM23 2ND
Filing status
- Accounts due
- 30 June 2027
- Last accounts
- 30 September 2025
- Conf. stmt due
- 18 November 2027
- Last conf. stmt
- 4 November 2026
Charges
- Total
- 3
- Outstanding
- 0
- Part satisfied
- 0
- Satisfied
- 3
Officers 3 active
Officer details are public data from the Companies House register.
Campbell, Alister
Director · Appointed 27 February 2026
British
Born January 1978 (48)
Director · Appointed 29 October 2025
British
Born December 1972 (53)
Director · Appointed 29 October 2025
British
Born November 1971
Officer history (14 former)
27 February 2026
Resigned Burnett, Matthew Alexander as Director
27 February 2026
Appointed Campbell, Alister as Director
4 November 2025
Resigned Swalla, Thomas as Director
29 October 2025
29 October 2025
29 October 2025
Appointed Burnett, Matthew Alexander as Director
20 October 2025
Resigned Samuelson, Lawrence as Secretary
17 October 2025
Resigned Sanchez Sarmiento, Rebeca as Director
9 September 2022
Appointed Sanchez Sarmiento, Rebeca as Director
9 September 2022
Appointed Samuelson, Lawrence as Secretary
9 September 2022
Resigned Siewert Jr., Kevin as Director
28 April 2021
Resigned Bhat, Ashok Vaman as Director
28 April 2021
28 April 2021
Resigned Hill, Alastair William as Director
28 April 2021
Appointed Siewert Jr., Kevin as Director
28 April 2021
28 April 2021
Resigned Hill, Sarah Francesca as Secretary
28 April 2021
Appointed Swalla, Thomas as Director
28 April 2021
30 October 2018
Appointed Bhat, Ashok Vaman as Director
19 October 2017
19 October 2017
19 October 2017
Resigned Hartshorn, Michael John, Dr as Director
19 October 2017
Resigned Gallagher, Lucienne Sarah as Secretary
19 October 2017
Appointed Hill, Sarah Francesca as Secretary
21 November 2006
Appointed Hartshorn, Michael John, Dr as Director
7 November 2005
7 November 2005
7 November 2005
Appointed Gallagher, Lucienne Sarah as Secretary
7 November 2005
7 November 2005
Appointed Hill, Alastair William as Director
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Siemens Aktiengesellschaft
Corporate entity · Notified 1 July 2025
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Aktiengesellschaft (Ag)
Reg. no. Hrb6684/Hrb12300
Former controllers (5)
18 June 2025
Ceased Graphpad UK Bidco Limited — Owns 75–100% of shares
28 April 2021
Ceased Sep V LP — Owns 25–50% of shares
28 April 2021
19 October 2017
Ceased Alastair William Hill — Owns 25–50% of shares
19 October 2017
Ceased Michael John Hartshorn — Has significant influence or control
What Dotmatics say about themselves
“Unify science and data insights with the Dotmatics R&D software solutions with best-of-breed applications.”
Filings 132
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 5 November 2026 | Confirmation statement with updates | 4 November 2026 | ||
| 4 November 2026 | Change of share class name or designation | |||
| 4 November 2026 | Particulars of variation of rights attached to shares | |||
| 4 November 2026 | Memorandum and Articles of Association | |||
| 4 November 2026 | Resolutions |
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