- Companies
- Plumbers and heating engineers
- Portsmouth
- Ams Pipework Ltd
Ams Pipework Ltd
- Company number
- 11604871
- Incorporated
- 4 Oct 20188 years trading
- Registered office
- 202 Walmer Road, Portsmouth, PO1 5AU
- Nature of business
- Plumbing, heat and air-conditioning installation
Ams Pipework Ltd is a 8-year-old private limited company registered in Portsmouth, company number 11604871, one of 141 plumbing and heating companies in Portsmouth. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 up £20K (+166.5%) on the year before, to £32K.
- Net assets rose in 5 of 6 year-on-year comparisons on record.
- Current assets of £25K against £17K owed within a year: 1.5 times cover.
- 2 employees on average, up from 1 the year before.
- Balance sheets on record for 7 years, 2020 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £32K | £25K | £17K | 2 | |
| 31 Mar 2025 | £12K | £13K | £15K | 1 | |
| 31 Mar 2024 | £2,651 | £3,395 | £16K | £18K | 1 |
| 31 Mar 2023 | £106 | £2,261 | £13K | £17K | 1 |
| 31 Mar 2022 | £8,569 | £15K | £26K | £22K | 1 |
| 31 Mar 2021 | £3,751 | £6,701 | £21K | £26K | 1 |
| 31 Mar 2020 | £1 | £3,115 | £13K | £15K | 2 |
Where Ams Pipework Ltd is registered
The registered office is in Portsmouth (PO1), in the Portsmouth local authority area, South East. Show PO1 5AU on a map.
Other trade companies in PO1
- Design 1805 Southern LtdJoiners and carpenters
- Portsmouth Roofing LtdRoofers
- Peterborough Mews (London) LimitedProperty developers
- Doxa Facility Group LtdCleaning companies
- Crestpoint Cleaning & Facilities LtdCleaning companies
- Dark Rose Cleaning Co LtdCleaning companies
- PDS Garage Services LtdMechanics and garages
- HDF Roofing LtdRoofers
Also registered at this address
1 other company uses the same registered office as Ams Pipework Ltd.
- MCM Facilities Management LimitedFacilities management
What happens if Ams Pipework Ltd 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 11604871
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 October 2018 (8 years ago)
- Registered office
- 202 Walmer Road, Portsmouth, PO1 5AU
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 3 October 2025
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 Portsmouth
Other active plumbing and heating companies registered in Portsmouth.
- Andy Gas Southern Limited2003
- Apex Mechanical Projects Ltd2019
- Aqua Gas Heating and Plumbing ( Southern ) Ltd2021
- Arb Mechanical Engineering Limited2007
- Arcadia Heating & Plumbing Services Limited2001
- Attwood Plumbing & Heating Limited2021
- B.Eastman Plumbing & Heating Limited2019
- Bale Plumbing & Heating Ltd2026
All plumbing and heating companies in Portsmouth · All trades in Portsmouth · Plumbers and heating engineers across the UK
Frequently asked questions
When are Ams Pipework Ltd's accounts due?
Ams Pipework Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Ams Pipework Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Ams Pipework Ltd still trading?
Ams Pipework Ltd 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 Ams Pipework Ltd do?
Ams Pipework Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Ams Pipework Ltd?
Ams Pipework Ltd was incorporated on 4 October 2018, 8 years ago.
What is the penalty if Ams Pipework Ltd 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 Ams Pipework Ltd 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.