- Companies
- Civil engineering
- Reading
- TSN Utility Limited
TSN Utility Limited
- Company number
- 14907049
- Incorporated
- 31 May 20233 years trading
- Registered office
- 37 Callington Road, Reading, RG2 7QH
- Nature of business
- Construction of other civil engineering projects n.e.c.
TSN Utility Limited is a 3-year-old private limited company registered in Reading, company number 14907049, one of 84 civil engineering contractors in Reading. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for TSN Utility LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £27K on the year before, to £27K.
- Current assets of £25K against £2,192 owed within a year: more than 10 times cover.
- 1 employee on average, up from 0 the year before.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £27K | £25K | £2,192 | 1 | |
| 31 May 2024 | £1 | £1 | £1 | 0 |
Where TSN Utility Limited is registered
The registered office is in Reading (RG2), in the Reading local authority area, South East. Show RG2 7QH on a map.
Other trade companies in RG2
- A&P Glazing Solutions LtdProperty developers
- Jxmboss LtdMotor traders
- Discover Roofing LtdRoofers
- DS Automotive Assets LtdMotor traders
- Expert Move Out Cleaners LimitedCleaning companies
- Just Floor You LimitedFloor and wall tilers
- Hfo Telecom LtdInstallers
- Norda International LtdBuilders
What happens if TSN Utility 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 14907049
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 May 2023 (3 years ago)
- Registered office
- 37 Callington Road, Reading, RG2 7QH
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 30 May 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 Reading
Other active civil engineering contractors registered in Reading.
- UK Power Engineers Ltd2013
- Vici Services Ltd2021
- Vimuns Civil Engineering Ltd2017
- Wokingham Construction Limited2013
- Worldcom Structured Cabling Specialists Ltd2017
- Zor Ltd2018
- 365 Groundwork Ltd2019
- A Awan Consultancy Services Ltd2026
All civil engineering contractors in Reading · All trades in Reading · Civil engineering across the UK
Frequently asked questions
When are TSN Utility Limited's accounts due?
TSN Utility Limited's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is TSN Utility Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is TSN Utility Limited still trading?
TSN Utility 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 TSN Utility Limited do?
TSN Utility Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is TSN Utility Limited?
TSN Utility Limited was incorporated on 31 May 2023, 3 years ago.
What is the penalty if TSN Utility 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 TSN Utility 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.