Annual accounts
Total Exemption Full accounts
31/12/2026Filing deadline
Made up to 31/03/2025Due 31/12/2026
- Next accounts made up to
- 31/03/2026
- Last accounts made up to
- 31/03/2025
HEAT TECH SERVICES LIMITED
ActiveRegistry details
Reference data exactly as held at Companies House.
Copy registry details
- Registered office
- Sky House, Raans Road, Amersham HP6 6JQ
- Classification (SIC)
- Plumbing heat and air-conditioning installation (43.22 - SIC 2007)
- Accounts type
- Total Exemption Full
Company activity
The 4 most recent documents filed at Companies House.
Pre-Score for UK companies is coming soon
- 10/04/2026View PDF (4 pages)
Confirmation statement made on 2026-04-02 with updates
- 05/03/2026View PDF (1 pages)
Registered office address changed from The Willows Blackgrove Road Quainton Aylesbury HP22 4AH England to Sky House Raans Road Amersham HP6 6JQ on 2026-03-05
- 05/03/2026View PDF (2 pages)
Director's details changed for Mr Charlie James Louis Mizzen on 2026-02-01
- 10/02/2026View PDF (5 pages)
Confirmation statement made on 2026-01-15 with updates
Coming soon
What Pre-Score will tell you
- Whether the filed accounts are strengthening or weakening year on year.
- Whether this company files on time, and how often its record changes.
- How its officers and controlling parties connect to other UK companies.
Accounts and confirmation statement
The two filings Companies House requires every year, and where each one stands against its deadline today.
Due in 90 days
Confirmation statement
Confirms the registry record is up to date
16/04/2027Filing deadline
Last statement 02/04/2026Due 16/04/2027
- Next statement date
- 02/04/2027
- Last statement dated
- 02/04/2026
Financial performance
The latest figures HEAT TECH SERVICES LIMITED filed. Okredo holds filed accounts data for 2021–2025; the year-by-year record is on the financials page.
Net Assets
£46.84K2025
-23.73%vs 20242024: £61.42K
Total Assets
£135.96K2025
9.39%vs 20242024: £124.29K
Cash in Bank
£77.46K2025
293.88%vs 20242024: £19.67K
Total Liabilities
£72.54K2025
97.36%vs 20242024: £36.75K
Employees
82025
-1vs 20242024: 9
Of the 4 measures with an earlier filing to compare against, 3 rose and 1 fell. Cash in bank moved furthest, up 293.88% on 2024. See the full financial analysis for HEAT TECH SERVICES LIMITED.
The full financial record
Four ways through HEAT TECH SERVICES LIMITED's filed accounts — the year-by-year numbers, the compound rates and the ratios behind them.
Net Assets · -40.5% a year (CAGR)Three-year trend, 2023–2025Every measure end to end across 2023, 2024 and 2025, with the compound rate behind each one.See what moved5 chartsCharts by indicator5 filed indicators plotted year by year, 2021–2025.Plot the figuresNothing estimatedRatios from the filed figures4 ratios computed from this company's own reported amounts, each shown against the year it was derived from.Check the ratios5 × 5 yearsEvery figure by yearAll 5 measures Okredo tracks across 5 reported years, exactly as filed.Open the table
Employees
Headcount as reported to Companies House for 2021–2025.
| Year | Employees | Change |
|---|---|---|
| 2025 | 8 | -1 |
| 2024 | 9 | +2 |
| 2023 | 7 | +2 |
| 2022 | 5 | 0 |
| 2021 | 5 | – |
Reported employee count increased from 5 in 2021 to 8 in 2025. See how headcount moved alongside the reported financials.
Credit report
It is a professional assessment of the company 's performance, revealing company's potential and risks, showing it's past experiences and revealing future prospects.
- Company potential
- Risk indicators
- Past performance
- Future prospects
Officers
3Directors, secretaries and other appointed officers, with the period each has served.
| Person | Role | Period | Connected companies |
|---|---|---|---|
| Director | 03/02/2015–13/01/2025 | 1 | |
| Director | 13/01/2025–Present | 4 | |
| Director | 03/02/2015–13/01/2025 | 1 |
Persons with significant control
5Individuals or entities with significant control over the company, as declared to Companies House.
| Person | Period | Connected companies |
|---|---|---|
| 06/04/2016–Present | 1 | |
| 06/04/2016–13/01/2025 | 1 | |
| 13/01/2025–Present | 4 | |
| 13/01/2025–16/12/2025 | 4 | |
| 16/12/2025–Present | 2 |
Filing history and recent activity
Every document on the Companies House record, newest first.
- Filings on record
- 22
- Since 08/11/2022
- Last 12 months
- 10
- +3 vs the year before
- Most recent filing
- 10/04/2026
- 5 months ago
What changed in the last year
- Confirmation statement (2)Latest 10/04/2026
- Registered office (2)Latest 05/03/2026
- Officer changes (5)Latest 05/03/2026
- Accounts filedLatest 31/12/2025
Filing timeline
- 10/04/2026View PDF (4 pages)
Confirmation statement made on 2026-04-02 with updates
- 05/03/2026View PDF (1 pages)
Registered office address changed from The Willows Blackgrove Road Quainton Aylesbury HP22 4AH England to Sky House Raans Road Amersham HP6 6JQ on 2026-03-05
- 05/03/2026View PDF (2 pages)
Director's details changed for Mr Charlie James Louis Mizzen on 2026-02-01
- 10/02/2026View PDF (5 pages)
Confirmation statement made on 2026-01-15 with updates
- 04/02/2026View PDF (2 pages)
Director's details changed for Mr Charlie James Louis Mizzen on 2026-01-01
- 04/02/2026View PDF (1 pages)
Registered office address changed from Saffron Lodge Rickmansworth Road Chorleywood WD3 5SQ United Kingdom to The Willows Blackgrove Road Quainton Aylesbury HP22 4AH on 2026-02-04
- 04/02/2026View PDF (2 pages)
Change of details for Mizzen Group Ltd as a person with significant control on 2026-01-01
- 31/12/2025View PDF (8 pages)
Total exemption full accounts made up to 2025-03-31
- 20/12/2025View PDF (2 pages)
Notification of Mizzen Group Ltd as a person with significant control on 2025-12-16
- 20/12/2025View PDF (1 pages)
Cessation of Charlie James Louis Mizzen as a person with significant control on 2025-12-16
- 30/01/2025View PDF (3 pages)
Resolutions
- 15/01/2025View PDF (4 pages)
Confirmation statement made on 2025-01-15 with updates
Showing 12 of 22 filings
See when the next accounts and confirmation statement are due
Similar companies
1,290 UK companies are similar to HEAT TECH SERVICES LIMITED, sharing the same company status (Active), the same industry sector and activity group (Plumbing heat and air-conditioning installation) and a comparable number of employees. The 5 closest matches are shown below to help you compare competitors and industry peers.
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CLC ALLTRADES LTD
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About HEAT TECH SERVICES LIMITED
A short description of the company, written from its Companies House record.
HEAT TECH SERVICES LIMITED is a private limited company registered in the United Kingdom, based in Sky House, Raans Road, Amersham HP6 6JQ. Companies House classifies its business as Plumbing heat and air-conditioning installation. It has been on the register for 11 years 8 months.
The register currently records it as active. Its 2025 accounts report net assets of £46.84K and 8 employees.
HEAT TECH SERVICES LIMITED: frequently asked questions
Answered from this company's own registry record and filed figures.
Companies House records HEAT TECH SERVICES LIMITED under one registered business activity: Plumbing heat and air-conditioning installation (43.22 - SIC 2007).
HEAT TECH SERVICES LIMITED is recorded as active on the Companies House register, and has been on it since 03/02/2015.
The most recent accounts Okredo holds cover 2025 and report net assets of £46.84K, total assets of £135.96K, cash in bank of £77.46K and total liabilities of £72.54K.
The most recent document on the record is dated 10/04/2026: Confirmation statement made on 2026-04-02 with updates, 5 months ago.
On the current registry record, accounts are due by 31/12/2026 and the next confirmation statement is due by 16/04/2027.
Companies House lists 3 officers (1 currently in post) and 5 people with significant control (3 current).