- Companies
- Specialist contractors
- Stevenage
- Ecos Construction Ltd
Ecos Construction Ltd
- Company number
- 09838467
- Incorporated
- 23 Oct 201510 years trading
- Registered office
- 49 Ferrier Road, Stevenage, SG2 0NY
- Nature of business
- Other specialised construction activities n.e.c.
Ecos Construction Ltd is a 10-year-old private limited company registered in Stevenage, company number 09838467, one of 93 specialist construction companies in Stevenage. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £7,323 (+160.8%) on the year before, to £12K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £41K against £29K owed within a year: 1.4 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £12K | £41K | £29K | 3 | |
| 31 Mar 2024 | £4,553 | £7,039 | £14K | £6,439 | 2 |
| 31 Mar 2023 | £3,073 | £12K | £5,120 | 2 | |
| 31 Oct 2022 | £18K | £18K | £28K | £9,581 | 2 |
| 31 Oct 2021 | £15K | £14K | £25K | £9,104 | 2 |
| 31 Oct 2020 | £9,757 | £7,030 | £15K | £4,314 | 2 |
| 31 Oct 2019 | £23K | £24K | £26K | £2,623 | 2 |
| 31 Oct 2018 | £22K | £32K | £3,615 | ||
| 31 Oct 2017 | £31K | £38K | £3,454 | ||
| 31 Oct 2016 | £16K | £12K | £25K | £8,625 |
Where Ecos Construction Ltd is registered
The registered office is in Stevenage (SG2), in the Stevenage local authority area, East of England. Show SG2 0NY on a map.
Other trade companies in SG2
- Amkj Construction LtdBuilders
- Terrascape Solution LtdSpecialist contractors
- K Taylor Ac Contractors LimitedPlumbers and heating engineers
- Kcet Services LtdProperty developers
- Saunders Climate Control LtdPlumbers and heating engineers
- Emp Energy LtdElectricians
- TKTK Cock Green Dev LtdProperty developers
- Mario's Building & Landscaping LtdBuilders
What happens if Ecos Construction 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 09838467
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 October 2015 (10 years ago)
- Registered office
- 49 Ferrier Road, Stevenage, SG2 0NY
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 3 October 2025
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Stevenage
Other active specialist construction companies registered in Stevenage.
- Fast Steel Erecting Limited2021
- Finnmade Furniture Solutions Limited1999
- Frostfix Property Maintenance Limited2026
- G.A. Installation & Maintenance Limited1991
- Gehen Construction Management Ltd2023
- Globe Scaffolding (Special Projects) Limited2021
- Globe Scaffolding Limited1970
- Gmac Maintenance Limited2018
All specialist construction companies in Stevenage · All trades in Stevenage · Specialist contractors across the UK
Frequently asked questions
When are Ecos Construction Ltd's accounts due?
Ecos Construction Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Ecos Construction Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Ecos Construction Ltd still trading?
Ecos Construction 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 Ecos Construction Ltd do?
Ecos Construction Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Ecos Construction Ltd?
Ecos Construction Ltd was incorporated on 23 October 2015, 10 years ago.
What is the penalty if Ecos Construction 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 Ecos Construction 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.