- Companies
- Specialist contractors
- East Kilbride
- Underground Inspection Services (Holdings) Limited
Underground Inspection Services (Holdings) Limited
- Company number
- SC397914
- Incorporated
- 18 Apr 201115 years trading
- Registered office
- 53 Fairlie, East Kilbride, Glasgow, G74 4SF
- Nature of business
- Other specialised construction activities n.e.c.
Underground Inspection Services (Holdings) Limited is a 15-year-old private limited company registered in East Kilbride, company number SC397914, one of 42 specialist construction companies in East Kilbride. 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 £1.2M (-22.2%) on the year before, to £4.2M.
- Net assets rose in 1 of 8 year-on-year comparisons on record.
- Current assets of £1.7M against £3,022 owed within a year: more than 10 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £4.2M | £1 | £1.7M | £3,022 | 0 |
| 31 Mar 2024 | £5.4M | £1 | £3,022 | 0 | |
| 31 Mar 2023 | £5.4M | £1 | £3,022 | 0 | |
| 31 Mar 2022 | £5.4M | £1 | £3,022 | 0 | |
| 31 Mar 2021 | £5.4M | £1 | £3,022 | 0 | |
| 31 Mar 2020 | £5.4M | £1 | £1 | £3,022 | 1 |
| 31 Mar 2019 | £5.4M | £1 | £1 | £3,022 | 1 |
| 31 Mar 2018 | £5.4M | £1 | £1 | £3,022 | 1 |
| 31 Mar 2017 | £5.3M | £1 | £1 | £96K | 1 |
Where Underground Inspection Services (Holdings) Limited is registered
The registered office is in East Kilbride (G74), in the South Lanarkshire local authority area, Scotland. Show G74 4SF on a map.
Other trade companies in G74
- Quila Motors LtdMechanics and garages
- Monarch Facilities Management LtdFacilities management
- Coulters Auto Care LtdMechanics and garages
- Gac Air Conditioning & Refrigeration LtdPlumbers and heating engineers
- Torr Contracts LtdJoiners and carpenters
- Connor Dickson Mechanical Fitting LtdInstallers
- Orbital Mechanical LtdPlumbers and heating engineers
- SWB Motors LtdMotor traders
What happens if Underground Inspection Services (Holdings) 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 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
- SC397914
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 April 2011 (15 years ago)
- Registered office
- 53 Fairlie, East Kilbride, Glasgow, G74 4SF
- 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
- 18 April 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
- Previous names
- Kersco (7) Limited (until 3 Dec 2020)
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 East Kilbride
Other active specialist construction companies registered in East Kilbride.
- Universal Interiors Limited1999
- W Barr Construction Services Limited2008
- Warnock Plant Hire Limited1980
- 911 Access Limited2024
- Acta Construction Limited2014
- Aimo Ltd2025
- Amac Access Ltd2025
- Blantyre Park Facility Services Ltd2015
All specialist construction companies in East Kilbride · All trades in East Kilbride · Specialist contractors across the UK
Frequently asked questions
When are Underground Inspection Services (Holdings) Limited's accounts due?
Underground Inspection Services (Holdings) Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Underground Inspection Services (Holdings) Limited'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 Underground Inspection Services (Holdings) Limited still trading?
Underground Inspection Services (Holdings) 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 Underground Inspection Services (Holdings) Limited do?
Underground Inspection Services (Holdings) Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Underground Inspection Services (Holdings) Limited?
Underground Inspection Services (Holdings) Limited was incorporated on 18 April 2011, 15 years ago.
What is the penalty if Underground Inspection Services (Holdings) 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 Underground Inspection Services (Holdings) 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.