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  4. Substation Engineering Services Ltd

Substation Engineering Services Ltd

ActiveTotal exemption (full) accountsSpecialist contractorsBurton on Trent
Company number
05141138
Incorporated
28 May 200422 years trading
Registered office
6 Lichfield Street, Burton on Trent, DE14 3RD
Nature of business
Other specialised construction activities n.e.c.
Accounts due in
445 days
31 Dec 2027
Net assets
£1.4M▲
+41.0% on the year before
Cash at bank
£1.1M▲
At 31 Mar 2026
Employees
52
Average during the year
From the Companies House register, 1 Oct 2026

Substation Engineering Services Ltd is a 22-year-old private limited company registered in Burton on Trent, company number 05141138, one of 6 specialist construction companies in Burton on Trent. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.

Key dates

Worked out from the year end and filing history on the Companies House register.

Accounts due
31 Dec 2027
in 445 days
For the period to 31 Mar 2027
CT600 due
31 Mar 2028
in 536 days
Period 1 Apr 2026 to 31 Mar 2027
Corporation tax payment
1 Jan 2028
in 446 days
9 months and 1 day after the period end
Confirmation statement
11 Jun 2027
in 242 days
Last made up to 28 May 2026

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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 £415K (+41%) on the year before, to £1.4M.
  • Net assets rose in 6 of 7 year-on-year comparisons on record.
  • Current assets of £2.5M against £1.2M owed within a year: 2.1 times cover.
  • 52 employees on average, up from 46 the year before.
  • Balance sheets on record for 10 years, 2016 to 2026.

Net assets by year

Net assets at each year end, 2025 to 2026£0£500K£1M31 March 2025: net assets £1M£1M202531 March 2026: net assets £1.4M£1.4M2026
Net assets at each year end, 2025 to 2026£0£500K£1M31 March 2025: net assets £1M£1M202531 March 2026: net assets £1.4M£1.4M2026
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Mar 2026£1.4M£1.1M£2.5M£1.2M52
31 Mar 2025£1M£1M£2.4M£1.4M46
31 Mar 2024£125K£1M£745K44
31 Mar 2023£976K£971K£1.8M£900K46
31 Mar 2022£885K£568K£1.4M£788K49
31 Mar 2021£854K£657K£1.4M£953K48
31 Mar 2020£764K£584K£1.2M£831K47
31 Mar 2019£851K£569K£1.6M£1.1M48
31 Mar 2018£670K£511K£1.1M£794K48
31 Dec 2016£661K£418K£659K£419K44

Where Substation Engineering Services Ltd is registered

Substation Engineering Services Ltd's registered office on a map of the UK

The registered office is in Burton on Trent (DE14), in the East Staffordshire local authority area, West Midlands. Show DE14 3RD on a map.

Other trade companies in DE14

Also registered at this address

16 other companies use the same registered office as Substation Engineering Services Ltd.

What happens if Substation Engineering Services 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 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Jan 2028 to 31 Jan 2028£150
1 to 3 months late1 Feb 2028 to 31 Mar 2028£375
3 to 6 months late1 Apr 2028 to 30 Jun 2028£750
More than 6 months lateFrom 1 Jul 2028£1,500

Penalties double if the accounts were also late the year before.

HMRC (CT600)FromPenalty
1 day late1 Apr 2028£200
3 months late30 Jun 2028another £200
6 months late30 Sep 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Mar 2029another 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
05141138
Status
Active
Company type
Private limited company
Incorporated
28 May 2004 (22 years ago)
Registered office
6 Lichfield Street, Burton on Trent, DE14 3RD
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 2026
Last confirmation statement
28 May 2026
Charges (mortgages)
0 outstanding of 3 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 Burton on Trent

Other active specialist construction companies registered in Burton on Trent.

All specialist construction companies in Burton on Trent · All trades in Burton on Trent · Specialist contractors across the UK

Frequently asked questions

When are Substation Engineering Services Ltd's accounts due?

Substation Engineering Services Ltd's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.

When is Substation Engineering Services Ltd's CT600 due?

The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.

Is Substation Engineering Services Ltd still trading?

Substation Engineering Services 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 Substation Engineering Services Ltd do?

Substation Engineering Services Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).

How old is Substation Engineering Services Ltd?

Substation Engineering Services Ltd was incorporated on 28 May 2004, 22 years ago.

What is the penalty if Substation Engineering Services 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 Substation Engineering Services Ltd on Companies House for filed documents, officers and the full history.

Report an error on this page

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.

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