- Companies
- Civil engineering
- London
- Building Workflows Limited
Building Workflows Limited
- Company number
- 13203523
- Incorporated
- 16 Feb 20215 years trading
- Registered office
- 3RD Floor, 86-90 Paul Street, London, EC2A 4NE
- Nature of business
- Construction of other civil engineering projects n.e.c.; Information technology consultancy activities; Architectural activities; Other engineering activities
Building Workflows Limited is a 5-year-old private limited company registered in London, company number 13203523, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 30 November 2027, and the CT600 for the period to 28 February 2027 is due at HMRC on 28 February 2028.
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 £2,716 (-17.5%) on the year before, to -£18K.
- Net assets rose in 0 of 4 year-on-year comparisons on record.
- Current assets of £895 against £19K owed within a year: 0.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 5 years, 2022 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2026 | -£18K | £895 | £19K | 0 | |
| 28 Feb 2025 | -£15K | £611 | £16K | 0 | |
| 29 Feb 2024 | -£13K | £266 | £13K | 0 | |
| 28 Feb 2023 | -£9,919 | £682 | £11K | 0 | |
| 28 Feb 2022 | -£5,469 | £1,732 | £7,201 | 0 |
Where Building Workflows Limited is registered
The registered office is in London (EC2A), in the Hackney local authority area, London. Show EC2A 4NE on a map.
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- Cenlora Cleaning Group LtdCleaning companies
Shared registered office
172 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 Building Workflows 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 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2027 to 31 Dec 2027 | £150 |
| 1 to 3 months late | 1 Jan 2028 to 29 Feb 2028 | £375 |
| 3 to 6 months late | 1 Mar 2028 to 31 May 2028 | £750 |
| More than 6 months late | From 1 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2029 | 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
- 13203523
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 February 2021 (5 years ago)
- Registered office
- 3RD Floor, 86-90 Paul Street, London, EC2A 4NE
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
Information technology consultancy activities (SIC 62020)
Architectural activities (SIC 71111)
Other engineering activities (SIC 71129) - Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 14 February 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in London
Other active civil engineering contractors registered in London.
- Buildtec Projects Ltd2019
- Bullet Services Ltd2020
- Burkes Taping and Plastering Limited2000
- Burning Foxes Civil Engineers Ltd2017
- Buzhala Associates Ltd2016
- BVL Engineering Consultancy Limited2012
- BVT Construction Ltd2022
- C & C Builders Limited2004
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Building Workflows Limited's accounts due?
Building Workflows Limited's next accounts are due at Companies House by 30 November 2027 (in 414 days), covering the period to 28 February 2027.
When is Building Workflows Limited's CT600 due?
The CT600 for the period to 28 February 2027 is due at HMRC by 28 February 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2027.
Is Building Workflows Limited still trading?
Building Workflows 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 Building Workflows Limited do?
Building Workflows Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990); Information technology consultancy activities (SIC 62020); Architectural activities (SIC 71111); Other engineering activities (SIC 71129).
How old is Building Workflows Limited?
Building Workflows Limited was incorporated on 16 February 2021, 5 years ago.
What is the penalty if Building Workflows 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 Building Workflows 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.