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  4. Portapack Engineering Ltd

Portapack Engineering Ltd

ActiveMicro-entity accountsCivil engineeringSpalding
Company number
08717969
Incorporated
3 Oct 201313 years trading
Registered office
58 Bridge Road, Long Sutton, Spalding, PE12 9EF
Nature of business
Construction of other civil engineering projects n.e.c.
Accounts due in
505 days
29 Feb 2028
Net assets
£31K▲
+2.6% on the year before
Employees
2
Average during the year
From the Companies House register, 1 Oct 2026

Portapack Engineering Ltd is a 13-year-old private limited company registered in Spalding, company number 08717969, one of 36 civil engineering contractors in Spalding. Its next accounts are due at Companies House on 29 February 2028, and the CT600 for the period to 31 May 2027 is due at HMRC on 31 May 2028.

Key dates

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

Accounts due
29 Feb 2028
in 505 days
For the period to 31 May 2027
CT600 due
31 May 2028
in 597 days
Period 1 Jun 2026 to 31 May 2027
Corporation tax payment
1 Mar 2028
in 506 days
9 months and 1 day after the period end
Confirmation statement
16 Oct 2026
in 4 days
Last made up to 2 Oct 2025

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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 £764 (+2.6%) on the year before, to £31K.
  • Net assets rose in 4 of 9 year-on-year comparisons on record.
  • Current assets of £30K against £17K owed within a year: 1.8 times cover.
  • 2 employees on average during the year.
  • Balance sheets on record for 10 years, 2017 to 2026.

Net assets by year

Net assets at each year end, 2017 to 2026£0£50K31 May 2017: net assets -£45K-£45K201731 May 2018: net assets £48K£48K201831 May 2019: net assets £50K£50K201931 May 2020: net assets £62K£62K202031 May 2021: net assets £49K£49K202131 May 2022: net assets £48K£48K202231 May 2023: net assets £46K£46K202331 May 2024: net assets £44K£44K202431 May 2025: net assets £30K£30K202531 May 2026: net assets £31K£31K2026
Net assets at each year end, 2017 to 2026£0£50K31 May 2017: net assets -£45K-£45K'1731 May 2018: net assets £48K£48K'1831 May 2019: net assets £50K£50K'1931 May 2020: net assets £62K£62K'2031 May 2021: net assets £49K£49K'2131 May 2022: net assets £48K£48K'2231 May 2023: net assets £46K£46K'2331 May 2024: net assets £44K£44K'2431 May 2025: net assets £30K£30K'2531 May 2026: net assets £31K£31K'26
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 May 2026£31K£30K£17K2
31 May 2025£30K£30K£19K2
31 May 2024£44K£66K£38K2
31 May 2023£46K£69K£39K2
31 May 2022£48K£50K£19K5
31 May 2021£49K£42K£11K5
31 May 2020£62K£46K£6,2255
31 May 2019£50K£39K£15K
31 May 2018£48K£37K£21K
31 May 2017-£45K-£22K£17K

Where Portapack Engineering Ltd is registered

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

The registered office is in Spalding (PE12), in the South Holland local authority area, East Midlands. Show PE12 9EF on a map.

Other trade companies in PE12

What happens if Portapack Engineering 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 29 February 2028.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Mar 2028 to 31 Mar 2028£150
1 to 3 months late1 Apr 2028 to 31 May 2028£375
3 to 6 months late1 Jun 2028 to 31 Aug 2028£750
More than 6 months lateFrom 1 Sep 2028£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Jun 2028£200
3 months late31 Aug 2028another £200
6 months late30 Nov 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 May 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
08717969
Status
Active
Company type
Private limited company
Incorporated
3 October 2013 (13 years ago)
Registered office
58 Bridge Road, Long Sutton, Spalding, PE12 9EF
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 2026
Last confirmation statement
2 October 2025

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 Spalding

Other active civil engineering contractors registered in Spalding.

All civil engineering contractors in Spalding · All trades in Spalding · Civil engineering across the UK

Frequently asked questions

When are Portapack Engineering Ltd's accounts due?

Portapack Engineering Ltd's next accounts are due at Companies House by 29 February 2028 (in 505 days), covering the period to 31 May 2027.

When is Portapack Engineering Ltd's CT600 due?

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

Is Portapack Engineering Ltd still trading?

Portapack Engineering 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 Portapack Engineering Ltd do?

Portapack Engineering Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).

How old is Portapack Engineering Ltd?

Portapack Engineering Ltd was incorporated on 3 October 2013, 13 years ago.

What is the penalty if Portapack Engineering 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 Portapack Engineering 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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