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O'Shaughnessy Bros.Limited

ActiveMicro-entity accountsSpecialist contractorsHuddersfield
Company number
00454790
Incorporated
31 May 194878 years trading
Registered office
341 Wakefield Road, Dalton, Huddersfield, W.Yorks, HD5 8DE
Nature of business
Other specialised construction activities n.e.c.
Accounts due in
138 days
28 Feb 2027
Net assets
-£84K▼
-3.2% on the year before
Employees
2
Average during the year
From the Companies House register, 1 Oct 2026

O'Shaughnessy Bros.Limited is a 78-year-old private limited company registered in Huddersfield, company number 00454790, one of 88 specialist construction companies in Huddersfield. 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.

Accounts due
28 Feb 2027
in 138 days
For the period to 31 May 2026
CT600 due
31 May 2027
in 230 days
Period 1 Jun 2025 to 31 May 2026
Corporation tax payment
1 Mar 2027
in 139 days
9 months and 1 day after the period end
Confirmation statement
2 Sep 2027
in 324 days
Last made up to 19 Aug 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 £2,621 (-3.2%) on the year before, to -£84K.
  • Net assets rose in 2 of 9 year-on-year comparisons on record.
  • Current assets of £1,341 against £85K owed within a year: 0.0 times cover.
  • 2 employees 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-£50K£031 May 2016: net assets -£83K-£83K201631 May 2017: net assets -£83K-£83K201731 May 2018: net assets -£81K-£81K201831 May 2019: net assets -£83K-£83K201931 May 2020: net assets -£69K-£69K202031 May 2021: net assets -£72K-£72K202131 May 2022: net assets -£75K-£75K202231 May 2023: net assets -£78K-£78K202331 May 2024: net assets -£81K-£81K202431 May 2025: net assets -£84K-£84K2025
Net assets at each year end, 2016 to 2025-£50K£031 May 2016: net assets -£83K-£83K'1631 May 2017: net assets -£83K-£83K'1731 May 2018: net assets -£81K-£81K'1831 May 2019: net assets -£83K-£83K'1931 May 2020: net assets -£69K-£69K'2031 May 2021: net assets -£72K-£72K'2131 May 2022: net assets -£75K-£75K'2231 May 2023: net assets -£78K-£78K'2331 May 2024: net assets -£81K-£81K'2431 May 2025: net assets -£84K-£84K'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 May 2025-£84K£1,341£85K2
31 May 2024-£81K£1,215£83K2
31 May 2023-£78K£2,966£82K2
31 May 2022-£75K£4,924£81K2
31 May 2021-£72K£7,991£80K2
31 May 2020-£69K£29K£98K2
31 May 2019-£83K£628£84K2
31 May 2018-£81K£976£82K
31 May 2017-£83K£494£83K
31 May 2016-£83K£494£83K

Who runs and owns O'Shaughnessy Bros.Limited

From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.

Officers (3)

NameRoleAppointed
K*** O***Directorbefore Aug 1991
E*** O***DirectorMay 1998
E*** O***SecretaryMay 1998
4 former officers
NameRoleAppointedLeft
E*** O***SecretaryAug 1991
C*** O***SecretaryFeb 1995May 1998
E*** O***DirectorAug 1991
C*** O***DirectorFeb 1995May 1998

Person with significant control

Individual · since May 2016
K*** O***
Owns 75% or more of the shares

Where O'Shaughnessy Bros.Limited is registered

O'Shaughnessy Bros.Limited's registered office on a map of the UK

The registered office is in Huddersfield (HD5), in the Kirklees local authority area, Yorkshire and The Humber. Show HD5 8DE on a map.

Other trade companies in HD5

What happens if O'Shaughnessy Bros.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 HouseAccounts deliveredPenalty
Up to 1 month late1 Mar 2027 to 31 Mar 2027£150
1 to 3 months late1 Apr 2027 to 31 May 2027£375
3 to 6 months late1 Jun 2027 to 31 Aug 2027£750
More than 6 months lateFrom 1 Sep 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Jun 2027£200
3 months late31 Aug 2027another £200
6 months late30 Nov 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 May 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
00454790
Status
Active
Company type
Private limited company
Incorporated
31 May 1948 (78 years ago)
Registered office
341 Wakefield Road, Dalton, Huddersfield, W.Yorks, HD5 8DE
Nature of business
Other specialised construction activities n.e.c. (SIC 43999)
Year end
31 May (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
31 May 2025
Last confirmation statement
19 August 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.

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Frequently asked questions

When are O'Shaughnessy Bros.Limited's accounts due?

O'Shaughnessy Bros.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 O'Shaughnessy Bros.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 O'Shaughnessy Bros.Limited still trading?

O'Shaughnessy Bros.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 O'Shaughnessy Bros.Limited do?

O'Shaughnessy Bros.Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).

How old is O'Shaughnessy Bros.Limited?

O'Shaughnessy Bros.Limited was incorporated on 31 May 1948, 78 years ago.

Who runs O'Shaughnessy Bros.Limited?

O'Shaughnessy Bros.Limited has 2 active directors, the longest-serving appointed in May 1998. Their names and service addresses are on the Companies House register.

Who owns O'Shaughnessy Bros.Limited?

One person or company has significant control of O'Shaughnessy Bros.Limited: an individual (owns 75% or more of the shares).

What is the penalty if O'Shaughnessy Bros.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 O'Shaughnessy Bros.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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