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Si Building Services Limited

ActiveMicro-entity accountsProperty developersRipon
Company number
11275497
Incorporated
26 Mar 20188 years trading
Registered office
Oak View, Winksley, Ripon, HG4 3NR
Nature of business
Development of building projects; Construction of domestic buildings
Accounts due in
80 days
31 Dec 2026
Net assets
£2,203▼
-18.2% on the year before
Employees
2
Average during the year
From the Companies House register, 1 Oct 2026

Si Building Services Limited is a 8-year-old private limited company registered in Ripon, company number 11275497, one of 37 property development companies in Ripon. 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.

Accounts due
31 Dec 2026
in 80 days
For the period to 31 Mar 2026
CT600 due
31 Mar 2027
in 170 days
Period 1 Apr 2025 to 31 Mar 2026
Corporation tax payment
1 Jan 2027
in 81 days
9 months and 1 day after the period end
Confirmation statement
8 Apr 2027
in 178 days
Last made up to 25 Mar 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 down £489 (-18.2%) on the year before, to £2,203.
  • Net assets rose in 2 of 6 year-on-year comparisons on record.
  • Current assets of £2,312 against £4,040 owed within a year: 0.6 times cover.
  • 2 employees on average during the year.
  • Balance sheets on record for 7 years, 2019 to 2025.

Net assets by year

Net assets at each year end, 2019 to 2025£0£2,50031 March 2019: net assets £85£85201931 March 2020: net assets -£1,946-£1,946202031 March 2021: net assets £65£65202131 March 2022: net assets £4,440£4,440202231 March 2023: net assets £3,897£3,897202331 March 2024: net assets £2,692£2,692202431 March 2025: net assets £2,203£2,2032025
Net assets at each year end, 2019 to 2025£0£2,50031 March 2019: net assets £85£85'1931 March 2020: net assets -£1,946-£1,946'2031 March 2021: net assets £65£65'2131 March 2022: net assets £4,440£4,440'2231 March 2023: net assets £3,897£3,897'2331 March 2024: net assets £2,692£2,692'2431 March 2025: net assets £2,203£2,203'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Mar 2025£2,203£2,312£4,0402
31 Mar 2024£2,692£1,624£3,5862
31 Mar 2023£3,897£345£2,3472
31 Mar 2022£4,440£1,255£4,0542
31 Mar 2021£65£172£9,3281
31 Mar 2020-£1,946£1,874£16K1
31 Mar 2019£85£1,924£1,839

Where Si Building Services Limited is registered

Si Building Services Limited's registered office on a map of the UK

The registered office is in Ripon (HG4), in the North Yorkshire local authority area, Yorkshire and The Humber. Show HG4 3NR on a map.

Other trade companies in HG4

What happens if Si Building Services 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 HouseAccounts deliveredPenalty
Up to 1 month late1 Jan 2027 to 31 Jan 2027£150
1 to 3 months late1 Feb 2027 to 31 Mar 2027£375
3 to 6 months late1 Apr 2027 to 30 Jun 2027£750
More than 6 months lateFrom 1 Jul 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Apr 2027£200
3 months late30 Jun 2027another £200
6 months late30 Sep 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Mar 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
11275497
Status
Active
Company type
Private limited company
Incorporated
26 March 2018 (8 years ago)
Registered office
Oak View, Winksley, Ripon, HG4 3NR
Nature of business
Development of building projects (SIC 41100)
Construction of domestic buildings (SIC 41202)
Year end
31 March (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
31 March 2025
Last confirmation statement
25 March 2026

Filing notes for property development companies

Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.

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Frequently asked questions

When are Si Building Services Limited's accounts due?

Si Building Services Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.

When is Si Building Services 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 Si Building Services Limited still trading?

Si Building Services 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 Si Building Services Limited do?

Si Building Services Limited is registered under Development of building projects (SIC 41100); Construction of domestic buildings (SIC 41202).

How old is Si Building Services Limited?

Si Building Services Limited was incorporated on 26 March 2018, 8 years ago.

What is the penalty if Si Building Services 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 Si Building Services Limited 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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