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  4. Opex Building Services Ltd

Opex Building Services Ltd

ActiveMicro-entity accountsSpecialist contractorsLingfield
Company number
08356405
Incorporated
11 Jan 201313 years trading
Registered office
6 Edenbrook Place, Blindley Heath, Lingfield, Surrey, RH7 6AT
Nature of business
Other specialised construction activities n.e.c.
Accounts due in
230 days
31 May 2027
Net assets
£227K▲
+64.1% on the year before
Employees
1
Average during the year
From the Companies House register, 1 Oct 2026

Opex Building Services Ltd is a 13-year-old private limited company registered in Lingfield, company number 08356405, one of 8 specialist construction companies in Lingfield. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 2027.

Key dates

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

Accounts due
31 May 2027
in 230 days
For the period to 31 Aug 2026
CT600 due
31 Aug 2027
in 322 days
Period 1 Sep 2025 to 31 Aug 2026
Corporation tax payment
1 Jun 2027
in 231 days
9 months and 1 day after the period end
Confirmation statement
17 Apr 2027
in 186 days
Last made up to 3 Apr 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 £100K (+78.6%) on the year before, to £227K.
  • Net assets rose in 6 of 9 year-on-year comparisons on record.
  • Current assets of £284K against £63K owed within a year: 4.5 times cover.
  • 1 employee on average during the year.
  • Balance sheets on record for 10 years, 2016 to 2025.

Net assets by year

Net assets at each year end, 2016 to 2025£0£100K£200K31 December 2016: net assets £12K£12K201631 December 2017: net assets £4,812£4,812201731 December 2018: net assets £51K£51K201831 December 2019: net assets £46K£46K201931 December 2020: net assets £47K£47K202031 December 2021: net assets £47K£47K202131 August 2022: net assets £145K£145K202231 August 2023: net assets £191K£191K202331 August 2024: net assets £127K£127K202431 August 2025: net assets £227K£227K2025
Net assets at each year end, 2016 to 2025£0£100K£200K31 December 2016: net assets £12K£12K'1631 December 2017: net assets £4,812£4,812'1731 December 2018: net assets £51K£51K'1831 December 2019: net assets £46K£46K'1931 December 2020: net assets £47K£47K'2031 December 2021: net assets £47K£47K'2131 August 2022: net assets £145K£145K'2231 August 2023: net assets £191K£191K'2331 August 2024: net assets £127K£127K'2431 August 2025: net assets £227K£227K'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Aug 2025£227K£284K£63K1
31 Aug 2024£127K£136K£17K1
31 Aug 2023£191K£282K£100K1
31 Aug 2022£145K£196K£49K1
31 Dec 2021£47K0
31 Dec 2020£47K0
31 Dec 2019£46K£57K£11K1
31 Dec 2018£51K£88K£36K
31 Dec 2017£4,812£22K£18K
31 Dec 2016£12K£18K£9,543

Where Opex Building Services Ltd is registered

Opex Building Services Ltd's registered office on a map of the UK

The registered office is in Lingfield (RH7), in the Tandridge local authority area, South East. Show RH7 6AT on a map.

Other trade companies in RH7

What happens if Opex Building 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 May 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Jun 2027 to 30 Jun 2027£150
1 to 3 months late1 Jul 2027 to 31 Aug 2027£375
3 to 6 months late1 Sep 2027 to 30 Nov 2027£750
More than 6 months lateFrom 1 Dec 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Sep 2027£200
3 months late30 Nov 2027another £200
6 months late29 Feb 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Aug 2028another 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
08356405
Status
Active
Company type
Private limited company
Incorporated
11 January 2013 (13 years ago)
Registered office
6 Edenbrook Place, Blindley Heath, Lingfield, Surrey, RH7 6AT
Nature of business
Other specialised construction activities n.e.c. (SIC 43999)
Year end
31 August (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
31 August 2025
Last confirmation statement
3 April 2026

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 Lingfield

Other active specialist construction companies registered in Lingfield.

All specialist construction companies in Lingfield · All trades in Lingfield · Specialist contractors across the UK

Frequently asked questions

When are Opex Building Services Ltd's accounts due?

Opex Building Services Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.

When is Opex Building Services Ltd's CT600 due?

The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.

Is Opex Building Services Ltd still trading?

Opex Building 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 Opex Building Services Ltd do?

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

How old is Opex Building Services Ltd?

Opex Building Services Ltd was incorporated on 11 January 2013, 13 years ago.

What is the penalty if Opex Building 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 Opex Building 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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