- Companies
- Civil engineering
- London
- Graal Structural Engineering Ltd
Graal Structural Engineering Ltd
- Company number
- 16249776
- Incorporated
- 13 Feb 20251 year trading
- Registered office
- 75 Colney Hatch Lane, London, N10 1LR
- Nature of business
- Construction of other civil engineering projects n.e.c.; Engineering related scientific and technical consulting activities; Other engineering activities
Graal Structural Engineering Ltd is a 1-year-old private limited company registered in London, company number 16249776, 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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Financial snapshot, 2026
From the balance sheet at 28 February 2026, as filed at Companies House.
Where Graal Structural Engineering Ltd is registered
The registered office is in London (N10), in the Barnet local authority area, London. Show N10 1LR on a map.
Other trade companies in N10
- Endo Climates LimitedPlumbers and heating engineers
- Bjpwaterworks LtdProperty developers
- Oxman LimitedProperty developers
- Union Traffic Management LtdLandscapers and gardeners
- National Engine Solutions LimitedMotor traders
- A&D Building Solutions LtdProperty developers
- Primeropesolutions LtdSpecialist contractors
- The Aircon Market LtdPlumbers and heating engineers
Also registered at this address
4 other companies use the same registered office as Graal Structural Engineering Ltd.
- Alb Render UK LtdBuilders
- Baucroft LimitedBuilders
- Nori Build & Repair LtdBuilders
- QV Construction LimitedProperty developers
What happens if Graal Structural Engineering 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 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
- 16249776
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 February 2025 (1 year ago)
- Registered office
- 75 Colney Hatch Lane, London, N10 1LR
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
Engineering related scientific and technical consulting activities (SIC 71122)
Other engineering activities (SIC 71129) - Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 12 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.
- Gracefount Limited2025
- Graham's Traffic Management Ltd2019
- Grealform Ltd2025
- Greatway T&C Ltd2014
- Green Gate Engineering Limited2023
- Green Rail Ltd2024
- Green Structural Engineering Limited2008
- Greenall & Thompson Ltd2025
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Graal Structural Engineering Ltd's accounts due?
Graal Structural Engineering Ltd's next accounts are due at Companies House by 30 November 2027 (in 414 days), covering the period to 28 February 2027.
When is Graal Structural Engineering Ltd'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 Graal Structural Engineering Ltd still trading?
Graal Structural Engineering 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 Graal Structural Engineering Ltd do?
Graal Structural Engineering Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990); Engineering related scientific and technical consulting activities (SIC 71122); Other engineering activities (SIC 71129).
How old is Graal Structural Engineering Ltd?
Graal Structural Engineering Ltd was incorporated on 13 February 2025, 1 year ago.
What is the penalty if Graal Structural Engineering 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 Graal Structural Engineering 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.