- Companies
- Civil engineering
- Chelmsford
- Andun Engineering Consultants Ltd
Andun Engineering Consultants Ltd
- Company number
- 11928533
- Incorporated
- 5 Apr 20197 years trading
- Registered office
- The Old Grange Lordship Road, Writtle, Chelmsford, CM1 3WT
- Nature of business
- Construction of other civil engineering projects n.e.c.
Andun Engineering Consultants Ltd is a 7-year-old private limited company registered in Chelmsford, company number 11928533, one of 63 civil engineering contractors in Chelmsford. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.
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 up £524K (+25.4%) on the year before, to £2.6M.
- Net assets rose in 5 of 5 year-on-year comparisons on record.
- Current assets of £2.6M against £456K owed within a year: 5.6 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £2.6M | £1.8M | £2.6M | £456K | 0 |
| 30 Sep 2024 | £2.1M | £1M | £2M | £316K | 21 |
| 30 Sep 2023 | £1.8M | £1.1M | £1.9M | £363K | 21 |
| 30 Sep 2022 | £1.7M | £983K | £1.8M | £327K | 19 |
| 30 Sep 2021 | £1.2M | £742K | £1.4M | £316K | 16 |
| 30 Sep 2020 | £573K | £428K | £934K | £373K | 15 |
Where Andun Engineering Consultants Ltd is registered
The registered office is in Chelmsford (CM1), in the Chelmsford local authority area, East of England. Show CM1 3WT 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
Also registered at this address
2 other companies use the same registered office as Andun Engineering Consultants Ltd.
- Sigma Electrical Services (Essex) LtdElectricians
- SXD Environmental Services LtdSpecialist contractors
What happens if Andun Engineering Consultants 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 11928533
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 April 2019 (7 years ago)
- Registered office
- The Old Grange Lordship Road, Writtle, Chelmsford, CM1 3WT
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 4 April 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 Chelmsford
Other active civil engineering contractors registered in Chelmsford.
- Apb Solutions Ltd2023
- Ardenrich Engineering Limited2026
- Atr Maintenance Limited2015
- Automotive Mechanical Services Limited2012
- B Walsh Solutions Limited2007
- Bidston Management Services Limited2012
- Bivbrin Design Ltd2014
- BNS Screeding Limited2018
All civil engineering contractors in Chelmsford · All trades in Chelmsford · Civil engineering across the UK
Frequently asked questions
When are Andun Engineering Consultants Ltd's accounts due?
Andun Engineering Consultants Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Andun Engineering Consultants Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Andun Engineering Consultants Ltd still trading?
Andun Engineering Consultants 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 Andun Engineering Consultants Ltd do?
Andun Engineering Consultants Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Andun Engineering Consultants Ltd?
Andun Engineering Consultants Ltd was incorporated on 5 April 2019, 7 years ago.
What is the penalty if Andun Engineering Consultants 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 Andun Engineering Consultants 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.