# Caldera Heat Batteries Limited

## Details

- **Company number:** [11020413](https://find-and-update.company-information.service.gov.uk/company/11020413)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 18 Oct 2017
- **Registered office:** 7 BRUNEL WAY, SEGENSWORTH EAST, FAREHAM, PO15 5TX
- **Nature of business:** [27200](/sic/27200) Manufacture of batteries and accumulators, [43210](/sic/43210) Electrical installation, [71121](/sic/71121) Engineering design activities for industrial process and production, [72190](/sic/72190) Other research and experimental development on natural sciences and engineering


## Previous names

- Pumped Heat Limited (until 15 Jul 2020)




## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| James Donnelly Macnaghten | ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent | 18 Oct 2017 |  |



## Accounts

| Year ended | Net assets | Cash | Employees |
|---|---|---|---|
| 31 Dec 2025 | £2,173,528 | £1,104,609 | 22 |
| 31 Dec 2024 | £307,053 | £442,175 | 21 |
| 31 Dec 2023 | £1,706,384 | £950,624 | 12 |
| 31 Dec 2022 | £743,774 | £513,178 | 11 |
| 31 Mar 2020 | £163,283 | £73,982 | 3 |
| 31 Mar 2019 | -£84,939 | £81,009 | 3 |






## Companies at the same address

- [Energy Systems Management Ltd](/company/11521208) (11521208)