Website & contact details
- Website
Fortum O&M (UK) Limited
- Incorporated
- 30 November 1990 (35 years)
- Industry
- Other engineering activities (71129)
- Directors
- Mikko Antero PaivarintaAri Juhani Kiuru
- Owned by
- Accounts type
- Full
- Region
- Greater London
- Address
- 55 Baker StreetLondonW1U 7EU
Filing status
- Accounts due
- 31 December 2026
- Last accounts
- 31 December 2024
- Conf. stmt due
- 20 November 2026
- Last conf. stmt
- 6 November 2025
Charges
- Total
- 1
- Outstanding
- 0
- Part satisfied
- 0
- Satisfied
- 1
Officers 3 active
Officer details are public data from the Companies House register.
Paivarinta, Mikko Antero
Director · Appointed 1 July 2026
Finnish
Born December 1971 (54)
Kiuru, Ari Juhani
Director · Appointed 15 June 2023
Finnish
Born October 1963 (63)
Finnish
Born May 1982 (44)
Officer history (42 former)
1 July 2026
Appointed Paivarinta, Mikko Antero as Director
19 March 2026
28 February 2025
28 February 2025
29 November 2024
Resigned Piispa, Timo Juhani as Director
1 January 2024
1 January 2024
Resigned Kollanus, Vesa-Pekka as Director
15 June 2023
15 June 2023
Appointed Piispa, Timo Juhani as Director
15 June 2023
Appointed Kiuru, Ari Juhani as Director
15 June 2023
Resigned Weber, Samuel Anders as Director
31 May 2023
Resigned Saarimaa, Kalle Severi as Director
14 December 2022
Resigned Englund-Siironen, Ina Johanna Emilia as Director
15 July 2022
Resigned Kylmala, Vesa Juhani as Director
22 June 2022
Appointed Saarimaa, Kalle Severi as Director
1 April 2022
2 July 2021
Resigned Kohtamaki, Kimmo Ilari, Mr as Director
2 July 2021
2 July 2021
Appointed Kylmala, Vesa Juhani as Director
1 January 2021
Resigned Erholm, Juha Pekka Mikael as Director
18 June 2020
Appointed Weber, Samuel Anders as Director
18 June 2020
Appointed Englund-Siironen, Ina Johanna Emilia as Director
18 June 2020
1 April 2020
Appointed Kollanus, Vesa-Pekka as Director
1 November 2018
Appointed Kohtamaki, Kimmo Ilari, Mr as Director
1 September 2018
9 August 2017
Appointed Erholm, Juha Pekka Mikael as Director
9 August 2017
1 June 2016
1 June 2016
1 August 2012
29 February 2012
Resigned Toppari, Jan Mikael, Mr. as Director
28 April 2011
8 February 2010
Appointed Toppari, Jan Mikael, Mr. as Director
8 February 2010
Resigned Vaatainen, Reija Irmeli as Director
2 October 2009
2 October 2009
Resigned Vinnamo, Hannu Aulis Juhani as Director
21 August 2009
Resigned Lemstrom, Mikael as Director
21 August 2009
17 November 2008
Appointed Lemstrom, Mikael as Director
17 November 2008
8 April 2008
Resigned Vaukonen, Markku Antero as Director
8 April 2008
8 April 2008
8 April 2008
Resigned Henriksson, Ari Erik as Director
26 March 2008
Appointed Vinnamo, Hannu Aulis Juhani as Director
3 October 2007
Appointed Vaukonen, Markku Antero as Director
3 October 2007
10 April 2007
Resigned Hawes, Steve as Director
19 December 2006
Appointed Vaatainen, Reija Irmeli as Director
1 September 2006
Resigned Pesola, Paivi Marjo Helena as Director
6 June 2006
6 June 2006
Resigned Lepikko, Juha Matti Sakari as Director
31 December 2005
1 November 2005
Appointed Henriksson, Ari Erik as Director
9 February 2004
Appointed Pesola, Paivi Marjo Helena as Director
9 February 2004
Appointed Hawes, Steve as Director
9 February 2004
Resigned Majanen, Sakari as Director
10 November 2003
Appointed Lepikko, Juha Matti Sakari as Director
10 November 2003
15 March 2003
15 March 2003
Resigned Riala, Olli Pekka as Director
15 March 2003
15 March 2003
Resigned Kangas, Veli Matti as Director
16 September 2002
16 September 2002
10 December 2001
Resigned Paatilainen, Pekka as Director
7 December 2001
9 November 2001
Appointed Riala, Olli Pekka as Director
9 November 2001
Appointed Majanen, Sakari as Director
16 May 2001
Appointed Kangas, Veli Matti as Director
2 August 2000
12 May 1997
12 May 1997
7 May 1996
29 March 1996
21 September 1995
17 August 1995
17 August 1995
1 January 1995
8 February 1994
3 November 1992
3 November 1992
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
Limited By Shares
Reg. no. 02346970
Group structure 6 companies
Ownership group derived from the Companies House PSC register
Fortum Energy Ltd Owns 75–100% of shares
Fortum O&M (UK) Limited This company Owns 75–100% of shares
South Clyde Energy Recovery Holdings Limited Owns 25–50% of shares
Fortum Glasgow Limited Owns 75–100% of shares
Filings 214
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 9 November 2026 | Director's details changed | |||
| 6 November 2026 | Director's details changed | |||
| 14 August 2026 | Appointment of a director | |||
| 17 April 2026 | Termination of appointment of a director | |||
| 6 November 2025 | Confirmation statement with no updates | 6 November 2025 |
Some other companies at this address
Other companies in this industry
Brentwood
London
Gateshead
London
By trade and location
Explore the largest companies
Need accounts figures, ownership or websites for thousands of companies? Bulk data & API →