What Unitherm UK say about themselves
“Suppliers of air source heat pumps & renewable heating solutions in Devon. Experts in renewable energy. View our comprehensive range of Heating Systems and Training Courses.”
Unitherm UK Limited
- Incorporated
- 15 November 2020 (5 years)
- Industry
- Plumbing, heat and air-conditioning installation (43220)
- Directors
- Kajsa MursuLinda Currie
- Owned by
- Accounts type
- Small
- Region
- South West
- Address
- Units C1 & C2 Sanderling Court Osprey RoadSowton Industrial EstateExeterEX2 7PJ
Website & contact details
- Website
Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 10 November 2026
- Last conf. stmt
- 27 October 2025
Officers 8 active
Officer details are public data from the Companies House register.
Director · Appointed 18 September 2025
British
Born August 1977 (49)
Mursu, Kajsa
Director · Appointed 10 December 2024
Finnish
Born December 1985 (40)
Currie, Linda
Director · Appointed 1 October 2024
English
Born May 1973 (53)
Keto, Jonas
Director · Appointed 1 October 2024
Finnish
Born September 1979 (47)
Irish
Born February 1978 (48)
Byrne, Adam
Director · Appointed 15 November 2020
Irish
Born June 1986 (40)
Hooper, Andy John
Director · Appointed 15 November 2020
British
Born July 1972 (54)
Mccelland, Christopher
Director · Appointed 15 November 2020
Irish
Born March 1986 (40)
Officer history (3 former)
31 December 2025
Resigned Kissane, Declan as Director
18 September 2025
18 September 2025
10 December 2024
Resigned Krogerus, Liisa as Director
10 December 2024
Appointed Mursu, Kajsa as Director
1 October 2024
Appointed Keto, Jonas as Director
1 October 2024
Appointed Krogerus, Liisa as Director
1 October 2024
1 October 2024
1 October 2024
Appointed Currie, Linda as Director
15 November 2020
Appointed Hooper, Andy John as Director
15 November 2020
Appointed Mccelland, Christopher as Director
15 November 2020
Appointed Byrne, Adam as Director
15 November 2020
Appointed Kissane, Declan as Director
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 1 October 2024
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Private Limited Company
Reg. no. 15658719
Former controllers (2)
1 October 2024
Ceased Purmo Group PLC — Owns 75–100% of shares
18 January 2024
Ceased Unitherm Heating Systems Limited — Owns 75–100% of shares
Group structure 7 shown
Ownership group derived from the Companies House PSC register
Purmo Group Midco (UK) Limited Owns 75–100% of shares
Purmo Group Holdco (UK) Limited Owns 75–100% of shares
Purmo Group (UK) Ltd Owns 75–100% of shares
Purmo Group Finco (UK) PLC Owns 75–100% of shares
Ufhn Holdings Ltd Owns 75–100% of shares
Unitherm UK Limited This company Owns 75–100% of shares
Financials
Figures from 2024 accounts. Newer accounts, made up to 31 December 2025, are filed but not read yet. See them on Companies House
- Net Assets
- £317,544
- Cash
- £40,727
- Employees
- 14
- Debt Ratio
- 90%
- Current Ratio
- 2.5x
Trend
Net Assets
Balance sheet detail
| 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|
| Fixed Assets | £44,422 | £54,431 | £63,409 | £83,971 |
| Current Assets | £3,028,252 | £2,526,929 | £2,230,245 | £1,035,676 |
| Debtors | £668,972 | £513,257 | ||
| Cash | £40,727 | £516,032 | £192,726 | £136,934 |
| Creditors (< 1 year) | £1,209,130 | £2,446,382 | £2,308,661 | £1,248,008 |
| Creditors (> 1 year) | £1,539,435 | |||
| Net Current Assets | £1,819,122 | £80,547 | (£78,416) | (£212,332) |
| Net Assets | £317,544 | £126,907 | ||
| Shareholder Funds | £317,544 | £126,907 | (£15,007) | (£128,361) |
Filings
Filing history not loaded yet. See it on Companies House
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