- Company number
- 13098025
- Incorporated
- 23 Dec 20205 years trading
- Registered office
- Arch 229A, Ratcliffe Cross Street, London, E1 0HS
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings
Eastcoast Works Ltd is a 5-year-old private limited company registered in London, company number 13098025, one of 12,075 building contractors in London. 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.
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 Eastcoast Works 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 £516K (+79.5%) on the year before, to £1.2M.
- Net assets rose in 4 of 4 year-on-year comparisons on record.
- Current assets of £728K against £212K owed within a year: 3.4 times cover.
- 8 employees on average, up from 6 the year before.
- 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 |
|---|---|---|---|---|---|
| 31 Dec 2025 | £1.2M | £284K | £728K | £212K | 8 |
| 31 Dec 2024 | £649K | £97K | £419K | £139K | 6 |
| 31 Dec 2023 | £147K | £25K | £83K | £31K | 5 |
| 31 Dec 2022 | £19K | £16K | £36K | £23K | 4 |
| 31 Dec 2021 | £1,822 | £21K | £16K | 3 |
Where Eastcoast Works Ltd is registered
The registered office is in London (E1), in the Tower Hamlets local authority area, London. Show E1 0HS on a map.
Other trade companies in E1
- Safa Builds LtdElectricians
- Ribh LtdElectricians
- Tyres on Call LtdMechanics and garages
- Hrautosources LtdMotor traders
- Choiceworks LimitedInstallers
- E.M Construction London LtdBuilders
- Qubic Maintenance LtdSpecialist contractors
- Moovin Transport LtdMechanics and garages
What happens if Eastcoast Works 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 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
- 13098025
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 December 2020 (5 years ago)
- Registered office
- Arch 229A, Ratcliffe Cross Street, London, E1 0HS
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 1 November 2025
- Previous names
- Eastcoast Tech Limited (until 16 Mar 2026)
Eastcote Tech Limited (until 24 Dec 2020)
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in London
Other active building contractors registered in London.
- Eastend Electric Ltd2026
- Eastern Works Ltd2025
- Eastforce Ltd2024
- Eastgrand Limited2020
- Eastonebuilders Limited2023
- Eastside Build Ltd2024
- Eastside Maintenance Services Ltd2015
- Eastview Maintenance Ltd2023
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Eastcoast Works Ltd's accounts due?
Eastcoast Works Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Eastcoast Works Ltd'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 Eastcoast Works Ltd still trading?
Eastcoast Works 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 Eastcoast Works Ltd do?
Eastcoast Works Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is Eastcoast Works Ltd?
Eastcoast Works Ltd was incorporated on 23 December 2020, 5 years ago.
What is the penalty if Eastcoast Works 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 Eastcoast Works 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.