# ISOTEMP(HEATING & VENTILATING)LIMITED (00750351)

> ISOTEMP(HEATING & VENTILATING)LIMITED is an active private limited company (company number 00750351) incorporated on 15 February 1963, registered in High Wycombe. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest small accounts cover the period ending 31 March 2025, showing net assets of £741k and cash of £424k, with 20 employees on average. Net assets fell 46% on the prior period (£1.36m).

- Status: Active
- Incorporated: 1963-02-15
- Registered office: High Wycombe, HP10 9UD
- SIC 43220: Plumbing, heat and air-conditioning installation
- Next accounts due: 2026-12-31
- Confirmation statement due: 2027-03-01
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the top quarter of 6,191 comparable companies in Other (median £5,839, upper quartile £35k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-03-31 | £741k | £424k | — | — | — | £214k | 20 |
| 2024-03-31 | £1.36m | £755k | — | — | — | £51k | 17 |
| 2023-03-31 | — | — | — | — | — | — | — |

size band small.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net assets £741,375 at 31 March 2025
- Net assets down 25% or more on the prior period: -45.5% vs prior period
- Cash at bank of £50,000 or more: Cash £424,411
- Three or more accounting periods on record: 3 periods on record
- Incorporated five or more years ago: Incorporated 15 February 1963

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Jack Robert Needham — owns 25–50% of shares; holds 25–50% of voting rights, since 2024-07-10
- Ryan Lewin — owns 25–50% of shares; holds 25–50% of voting rights, since 2025-04-09

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/00750351
HTML: https://firmoscan.com/company/00750351-isotemp-heating-ventilating-limited