- Companies
- Plumbers and heating engineers
- Colchester
- BK Maintenance Services Ltd
BK Maintenance Services Ltd
- Company number
- 13027987
- Incorporated
- 18 Nov 20205 years trading
- Registered office
- 17 Whitehall Close, Colchester, Essex, CO2 8AJ
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation; Other building completion and finishing; Other specialised construction activities n.e.c.
BK Maintenance Services Ltd is a 5-year-old private limited company registered in Colchester, company number 13027987, one of 211 plumbing and heating companies in Colchester. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £31K (-55%) on the year before, to £26K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £85K against £77K owed within a year: 1.1 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 1 Dec 2025 | £26K | £85K | £77K | 3 | |
| 30 Nov 2024 | £57K | £89K | £59K | 3 | |
| 30 Nov 2023 | £293 | £41K | £45K | 3 | |
| 30 Nov 2022 | £16K | £18K | £0 | 2 | |
| 30 Nov 2021 | -£3,026 | £11K | £0 | 2 |
Where BK Maintenance Services Ltd is registered
The registered office is in Colchester (CO2), in the Colchester local authority area, East of England. Show CO2 8AJ on a map.
Other trade companies in CO2
- Bravoryx Construct LtdSpecialist contractors
- VSG Projects Group LtdBuilders
- SBVC Auto Centre LtdMechanics and garages
- Matangi Auto Parts LtdMotor traders
- Able Renewables UK LtdInstallers
- GVV Ltd LtdBuilders
- CW Interior Transformations LtdFinishing trades
- Dynamic HV LtdCivil engineering
What happens if BK Maintenance Services 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 13027987
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 November 2020 (5 years ago)
- Registered office
- 17 Whitehall Close, Colchester, Essex, CO2 8AJ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290)
Other building completion and finishing (SIC 43390)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 1 December 2025
- Last confirmation statement
- 14 September 2026
- Charges (mortgages)
- 0 outstanding of 1 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 Colchester
Other active plumbing and heating companies registered in Colchester.
- Blackheath Plumbing & Heating Limited2026
- Blackwater Plumbing & Heating Ltd2025
- Blanchette Building Heating & Plumbing Limited2024
- Blois Plumbing and Heating Ltd.2012
- Bobby Don Construction Ltd2021
- Boiler Medic (London) Limited2021
- Boiler Tec Group Ltd2023
- Britannia Heating Ltd2025
All plumbing and heating companies in Colchester · All trades in Colchester · Plumbers and heating engineers across the UK
Frequently asked questions
When are BK Maintenance Services Ltd's accounts due?
BK Maintenance Services Ltd's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is BK Maintenance Services Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is BK Maintenance Services Ltd still trading?
BK Maintenance Services 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 BK Maintenance Services Ltd do?
BK Maintenance Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290); Other building completion and finishing (SIC 43390); Other specialised construction activities n.e.c. (SIC 43999).
How old is BK Maintenance Services Ltd?
BK Maintenance Services Ltd was incorporated on 18 November 2020, 5 years ago.
What is the penalty if BK Maintenance Services 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 BK Maintenance Services 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.