- Companies
- Plumbers and heating engineers
- Northampton
- 3Active Limited
3Active Limited
- Company number
- 04372808
- Incorporated
- 13 Feb 200224 years trading
- Registered office
- 22-24 Harborough Road, Kingsthorpe, Northampton, NN2 7AZ
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation; Technical testing and analysis; Combined facilities support activities
3Active Limited is a 24-year-old private limited company registered in Northampton, company number 04372808, one of 197 plumbing and heating companies in Northampton. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £58K (-6.9%) on the year before, to £791K.
- Net assets rose in 7 of 8 year-on-year comparisons on record.
- Current assets of £1.3M against £594K owed within a year: 2.2 times cover.
- 8 employees on average, down from 9 the year before.
- Balance sheets on record for 10 years, 2015 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £791K | £554 | £1.3M | £594K | 8 |
| 29 Feb 2024 | £849K | £105K | £1.6M | £794K | 9 |
| 28 Feb 2023 | £720K | £114K | £1.4M | £618K | 9 |
| 28 Feb 2022 | £301K | £148K | £1.1M | £715K | 7 |
| 28 Feb 2021 | £43K | £1,450 | £692K | £564K | 12 |
| 29 Feb 2020 | -£62K | £930 | £928K | £1.1M | 12 |
| 28 Feb 2018 | £186K | £64K | £648K | £603K | |
| 28 Feb 2017 | £135K | £21K | £651K | £652K | |
| 28 Feb 2016 | £32K | £87K | £426K | £498K | |
| 28 Feb 2015 | -£46K | £6,257 | £206K | £347K |
Where 3Active Limited is registered
The registered office is in Northampton (NN2), in the West Northamptonshire local authority area, East Midlands. Show NN2 7AZ on a map.
Other trade companies in NN2
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- S & M Roofing and Cladding LtdInstallers
- Gke & Rail Construction LtdCivil engineering
- Craftmark Property Services LtdFinishing trades
- Built by Albuery LimitedProperty developers
- MRT Pro LtdSpecialist contractors
Shared registered office
52 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if 3Active Limited files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 04372808
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 February 2002 (24 years ago)
- Registered office
- 22-24 Harborough Road, Kingsthorpe, Northampton, NN2 7AZ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290)
Technical testing and analysis (SIC 71200)
Combined facilities support activities (SIC 81100) - Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 1 August 2026
- Charges (mortgages)
- 0 outstanding of 4 registered
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Northampton
Other active plumbing and heating companies registered in Northampton.
- A-A-T Plumbing Heating Ltd2019
- A. D. Leggett Limited2024
- A2E Services Limited2008
- Abi Plumbing and Bathrooms Ltd2022
- Advance Heating and Plumbing Ltd2023
- Air Controlled Engineering Services Limited1995
- Air Rush Ltd2019
- Alpha Plumbing & Air Conditioning Ltd2026
All plumbing and heating companies in Northampton · All trades in Northampton · Plumbers and heating engineers across the UK
Frequently asked questions
When are 3Active Limited's accounts due?
3Active Limited's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is 3Active Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is 3Active Limited still trading?
3Active Limited is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does 3Active Limited do?
3Active Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290); Technical testing and analysis (SIC 71200); Combined facilities support activities (SIC 81100).
How old is 3Active Limited?
3Active Limited was incorporated on 13 February 2002, 24 years ago.
What is the penalty if 3Active Limited files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View 3Active Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.