- Companies
- Plumbers and heating engineers
- Worthing
- Protec Mechanical and Electrical Ltd
Protec Mechanical and Electrical Ltd
- Company number
- 11527980
- Incorporated
- 21 Aug 20188 years trading
- Registered office
- Amelia House, Crescent Road, Worthing, West Sussex, BN11 1QR
- Nature of business
- Plumbing, heat and air-conditioning installation
Protec Mechanical and Electrical Ltd is a 8-year-old private limited company registered in Worthing, company number 11527980, one of 94 plumbing and heating companies in Worthing. Its next accounts are due at Companies House on 29 May 2027, and the CT600 for the period to 29 August 2026 is due at HMRC on 29 August 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Protec Mechanical and Electrical LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £16K (+55.4%) on the year before, to £44K.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £212K against £155K owed within a year: 1.4 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £44K | £212K | £155K | 0 | |
| 31 Aug 2024 | £28K | £177K | £138K | 1 | |
| 31 Aug 2023 | £266 | £120K | £117K | 1 | |
| 31 Aug 2022 | £1,860 | £99K | £76K | 1 | |
| 31 Aug 2021 | £4,297 | £79K | £47K | 1 | |
| 31 Aug 2020 | -£442 | £88K | £48K | 1 | |
| 31 Aug 2019 | £1,221 | £17K | £16K |
Where Protec Mechanical and Electrical Ltd is registered
The registered office is in Worthing (BN11), in the Worthing local authority area, South East. Show BN11 1QR on a map.
Other trade companies in BN11
- B & W Electrical (South) LimitedElectricians
- SR Services Sussex LtdMachinery repair and installation
- TH Fencing & Landscaping Services LimitedSpecialist contractors
- Roofscanner LtdRoofers
- B and C Painting and Renovation LtdBuilders
- Careful Home Renovations LtdBuilders
- Abbey Garden Solutions LtdSpecialist contractors
- Thameswood Engineering LtdPlumbers and heating engineers
Shared registered office
91 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 Protec Mechanical and Electrical 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 29 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 May 2027 to 29 Jun 2027 | £150 |
| 1 to 3 months late | 30 Jun 2027 to 29 Aug 2027 | £375 |
| 3 to 6 months late | 30 Aug 2027 to 29 Nov 2027 | £750 |
| More than 6 months late | From 30 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Aug 2027 | £200 |
| 3 months late | 29 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 Aug 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
- 11527980
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 August 2018 (8 years ago)
- Registered office
- Amelia House, Crescent Road, Worthing, West Sussex, BN11 1QR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 29 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 20 August 2026
- Previous names
- Protec Commercial & Retail Ltd (until 17 Feb 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 Worthing
Other active plumbing and heating companies registered in Worthing.
- R B Heating Solutions Ltd2016
- R J Brown (Plumbing & Heating) Limited2004
- Rad Plumbing Services Limited2009
- Relentless Mechanical Services Ltd2024
- Revolution Heating Limited2024
- Richard Bedson Plumbing & Heating Ltd2016
- Richard Harding Plumbing and Heating Limited2001
- S I A Plumbing and Heating Services Limited2002
All plumbing and heating companies in Worthing · All trades in Worthing · Plumbers and heating engineers across the UK
Frequently asked questions
When are Protec Mechanical and Electrical Ltd's accounts due?
Protec Mechanical and Electrical Ltd's next accounts are due at Companies House by 29 May 2027 (in 228 days), covering the period to 29 August 2026.
When is Protec Mechanical and Electrical Ltd's CT600 due?
The CT600 for the period to 29 August 2026 is due at HMRC by 29 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 30 May 2027.
Is Protec Mechanical and Electrical Ltd still trading?
Protec Mechanical and Electrical 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 Protec Mechanical and Electrical Ltd do?
Protec Mechanical and Electrical Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Protec Mechanical and Electrical Ltd?
Protec Mechanical and Electrical Ltd was incorporated on 21 August 2018, 8 years ago.
What is the penalty if Protec Mechanical and Electrical 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 Protec Mechanical and Electrical 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.