- Companies
- Groundworks and demolition
- Chelmsford
- Catkom Earthworks Ltd
Catkom Earthworks Ltd
- Company number
- 16265123
- Incorporated
- 20 Feb 20251 year trading
- Registered office
- The Willow Centre Unit 3 Kingsdale Business Cent, Regina Road, Chelmsford, CM1 1PE
- Nature of business
- Site preparation
Catkom Earthworks Ltd is a 1-year-old private limited company registered in Chelmsford, company number 16265123, one of 27 groundworks and demolition companies in Chelmsford. Its next accounts are due at Companies House on 20 November 2026, and its first CT600 is due at HMRC on 19 February 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Catkom Earthworks Ltd is registered
The registered office is in Chelmsford (CM1), in the Chelmsford local authority area, East of England. Show CM1 1PE on a map.
Other trade companies in CM1
- Restovex LimitedCleaning companies
- Unseen Connection Services LimitedElectricians
- Ardenrich Engineering LimitedCivil engineering
- Old Guy Handyman LtdFinishing trades
- Marlow Properties & Maintenance LimitedFinishing trades
- Castle Ground Care LimitedLandscapers and gardeners
- Jcgenix Sol LtdFinishing trades
- Pure Landscapes LimitedLandscapers and gardeners
What happens if Catkom Earthworks 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 20 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 21 Nov 2026 to 20 Dec 2026 | £150 |
| 1 to 3 months late | 21 Dec 2026 to 20 Feb 2027 | £375 |
| 3 to 6 months late | 21 Feb 2027 to 20 May 2027 | £750 |
| More than 6 months late | From 21 May 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
- 16265123
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 February 2025 (1 year ago)
- Registered office
- The Willow Centre Unit 3 Kingsdale Business Cent, Regina Road, Chelmsford, CM1 1PE
- Nature of business
- Site preparation (SIC 43120)
- Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 19 February 2026
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in Chelmsford
Other active groundworks and demolition companies registered in Chelmsford.
- Chelmer Solutions Ltd2026
- Connaughts Site Investigation Ltd2009
- Cpe Chelmsford Limited2014
- E.D Ground Solutions Limited2015
- East Counties Construction Ltd2019
- Endeavour Drilling Limited2012
- Essex Demolition Contractors Limited1963
- Essex Floor Prep Limited2024
All groundworks and demolition companies in Chelmsford · All trades in Chelmsford · Groundworks and demolition across the UK
Frequently asked questions
When are Catkom Earthworks Ltd's accounts due?
Catkom Earthworks Ltd's next accounts are due at Companies House by 20 November 2026 (in 38 days), covering the period to 28 February 2026.
When is Catkom Earthworks Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 19 February 2026, due by 19 February 2027, and one for the period to 28 February 2026, due by 28 February 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Catkom Earthworks Ltd still trading?
Catkom Earthworks 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 Catkom Earthworks Ltd do?
Catkom Earthworks Ltd is registered under Site preparation (SIC 43120).
How old is Catkom Earthworks Ltd?
Catkom Earthworks Ltd was incorporated on 20 February 2025, 1 year ago.
What is the penalty if Catkom Earthworks 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 Catkom Earthworks 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.