- Companies
- Specialist contractors
- Southend-on-Sea
- Ads Groundworks Ltd
Ads Groundworks Ltd
- Company number
- 06794779
- Incorporated
- 19 Jan 200917 years trading
- Registered office
- Victoria House 50, Alexandra Street, Southend-on-Sea, Essex, SS1 1BN
- Nature of business
- Other specialised construction activities n.e.c.
Ads Groundworks Ltd is a 17-year-old private limited company registered in Southend-on-Sea, company number 06794779, one of 57 specialist construction companies in Southend-on-Sea. 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 down £465K (-21.7%) on the year before, to £1.7M.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £1.9M against £655K owed within a year: 2.9 times cover.
- 4 employees on average during the year.
- 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 | £1.7M | £923K | £1.9M | £655K | 4 |
| 31 Mar 2024 | £2.1M | £1.1M | £2.4M | £783K | 4 |
| 31 Mar 2023 | £2.3M | £997K | £3.1M | £1.4M | 4 |
| 31 Mar 2022 | £1.9M | £887K | £3.1M | £1.8M | 4 |
| 31 Mar 2021 | £1.6M | £805K | £3.1M | £2.1M | 4 |
| 31 Mar 2020 | £1.4M | £417K | £2.3M | £1.4M | 4 |
| 31 Mar 2019 | £1.2M | £60K | £2.2M | £1.5M | 5 |
| 31 Mar 2018 | £809K | £347K | £1.3M | £760K | 5 |
| 31 Mar 2017 | £812K | £224K | £1.2M | £711K | 4 |
| 31 Mar 2016 | £745K | £231K | £992K | £479K |
Public contracts won
Ads Groundworks Ltd has one public sector contract award on record (2026). Source: Contracts Finder and Find a Tender award notices. For all of them the published figure is a shared or multi-year ceiling (a framework place, a multi-supplier award, or more than a small company could hold alone), so no value is shown.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Affinity Water Limited | UVDB Powered by Achilles QUDM for Goods, Works and Services | Ceiling, not shown | 19 Aug 2026 |
Where Ads Groundworks Ltd is registered
The registered office is in Southend-on-Sea (SS1), in the Southend-on-Sea local authority area, East of England. Show SS1 1BN on a map.
Other trade companies in SS1
- Coastal Property Partners LtdProperty developers
- Blue Label LtdProperty developers
- Keyfast Locksmiths LtdMechanics and garages
- Flourishing Horticulture LimitedLandscapers and gardeners
- S&B Electrical Group LimitedElectricians
- Cukris Joinery LtdJoiners and carpenters
- Tread & Co. Tyres LtdMotor traders
- Faiton LimitedMotor traders
Also registered at this address
1 other company uses the same registered office as Ads Groundworks Ltd.
- Essex Maintenance LimitedMachinery repair and installation
What happens if Ads Groundworks 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
- 06794779
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 January 2009 (17 years ago)
- Registered office
- Victoria House 50, Alexandra Street, Southend-on-Sea, Essex, SS1 1BN
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 20 January 2026
- Charges (mortgages)
- 2 outstanding of 2 registered
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 Southend-on-Sea
Other active specialist construction companies registered in Southend-on-Sea.
- Advanced Building Facilities Limited2007
- Aswara Construction Ltd2019
- B-Secure Locksmiths Ltd2006
- Birkys Limited2026
- Boiro Projects Ltd2026
- BTS Crane Services Ltd2012
- Budget Cut Limited2008
- Burdaco Limited2025
All specialist construction companies in Southend-on-Sea · All trades in Southend-on-Sea · Specialist contractors across the UK
Frequently asked questions
When are Ads Groundworks Ltd's accounts due?
Ads Groundworks Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Ads Groundworks 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 Ads Groundworks Ltd still trading?
Ads Groundworks 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 Ads Groundworks Ltd do?
Ads Groundworks Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Ads Groundworks Ltd?
Ads Groundworks Ltd was incorporated on 19 January 2009, 17 years ago.
Has Ads Groundworks Ltd won public sector contracts?
Yes. Ads Groundworks Ltd has one contract award from public bodies on Contracts Finder and Find a Tender, most recently from AFFINITY WATER LIMITED.
What is the penalty if Ads Groundworks 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 Ads Groundworks 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.