- Companies
- Electricians
- Letchworth Garden City
- CBKS Holdings Limited
CBKS Holdings Limited
- Company number
- 16755930
- Incorporated
- 1 Oct 20251 year trading
- Registered office
- Suite 501 the Nexus Building, Broadway, Letchworth Garden City, Herts, SG6 3TA
- Nature of business
- Electrical installation; Other specialised construction activities n.e.c.
CBKS Holdings Limited is a 1-year-old private limited company registered in Letchworth Garden City, company number 16755930, one of 33 electrical contractors in Letchworth Garden City. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 December 2025, as filed at Companies House.
Where CBKS Holdings Limited is registered
The registered office is in Letchworth Garden City (SG6), in the North Hertfordshire local authority area, East of England. Show SG6 3TA on a map.
Other trade companies in SG6
- Combined Auto Services LimitedMotor traders
- G.O.A.L Energy Services LtdElectricians
- Bedmond Construction LtdProperty developers
- Barski Property Care LtdBuilders
- PK Construction and Stones LimitedBuilders
- McCormack Maintenance LtdCivil engineering
- Nitdas Cleaning Solution LtdCleaning companies
- Nbtotalproperty LtdLandscapers and gardeners
Also registered at this address
21 other companies use the same registered office as CBKS Holdings Limited.
- 4-9 Harvington Park (Management) LimitedFacilities management
- Birchwood House Holdings LimitedBuilders
- Brick Tech Building Solutions LimitedFinishing trades
- Centroheat LimitedPlumbers and heating engineers
- Classic Creative Home Improvements LimitedGlaziers
- Compucom (UK) LtdElectricians
- Didsbury House LtdProperty developers
- Eden Generation LtdInstallers
- Furlong & Higgs Properties LimitedProperty developers
- Furlong and Higgs LimitedCivil engineering
- Garrison Court Freeholders LimitedProperty developers
- Hawkins Properties LimitedProperty developers
- J V D Property Development LtdProperty developers
- Mechanical & Electrical Services (Special Projects) LimitedElectricians
- North Herts Asphalte (Roofing) LimitedRoofers
- R J Pinnock & Sons LimitedFinishing trades
- Stonely Properties (UK) LimitedProperty developers
- T & S White Decorating LimitedPainters and decorators
- Vista Building and Engineering LimitedProperty developers
- White Lion Land (Malmesbury) LimitedProperty developers
- Winluxe Retail LimitedJoiners and carpenters
What happens if CBKS Holdings 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 16755930
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 October 2025 (1 year ago)
- Registered office
- Suite 501 the Nexus Building, Broadway, Letchworth Garden City, Herts, SG6 3TA
- Nature of business
- Electrical installation (SIC 43210)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Letchworth Garden City
Other active electrical contractors registered in Letchworth Garden City.
- Circuit-1 Ltd2014
- Compucom (UK) Ltd2002
- Elecology Limited2010
- Electrassure Limited2004
- Ev Park Ltd2020
- G & T Electrical Limited2021
- G Davies Electrical Services Ltd2022
- G.O.A.L Energy Services Ltd2026
All electrical contractors in Letchworth Garden City · All trades in Letchworth Garden City · Electricians across the UK
Frequently asked questions
When are CBKS Holdings Limited's accounts due?
CBKS Holdings Limited's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is CBKS Holdings Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is CBKS Holdings Limited still trading?
CBKS Holdings 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 CBKS Holdings Limited do?
CBKS Holdings Limited is registered under Electrical installation (SIC 43210); Other specialised construction activities n.e.c. (SIC 43999).
How old is CBKS Holdings Limited?
CBKS Holdings Limited was incorporated on 1 October 2025, 1 year ago.
What is the penalty if CBKS Holdings 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 CBKS Holdings 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.