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  4. Cillmec Limited

Cillmec Limited

ActiveTotal exemption (full) accountsCivil engineeringBootle
Company number
02059677
Incorporated
30 Sep 198640 years trading
Registered office
Oriel House, 2 - 8 Oriel Road, Bootle, Merseyside, L20 7EP
Nature of business
Construction of other civil engineering projects n.e.c.; Other specialised construction activities n.e.c.
Accounts
Overdue
Were due 30 Jun 2024
Checked with Companies House 12 Oct 2026

Cillmec Limited is a 40-year-old private limited company registered in Bootle, company number 02059677, one of 18 civil engineering contractors in Bootle. Companies House shows its accounts as overdue: they were due on 30 June 2024.

Key dates

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

Accounts due
30 Jun 2024
Overdue by 834 days
For the period to 30 Sep 2023
CT600 due
30 Sep 2024
Date passed (HMRC does not publish filings)
Period 1 Oct 2022 to 30 Sep 2023
Corporation tax payment
1 Jul 2024
Date passed
9 months and 1 day after the period end
Confirmation statement
30 Apr 2027
in 200 days
Last made up to 16 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 down £121K (-32%) on the year before, to £258K.
  • Net assets rose in 1 of 7 year-on-year comparisons on record.
  • Current assets of £318K against £130K owed within a year: 2.4 times cover.
  • No employees reported for the latest year (directors are often not counted as employees).
  • Balance sheets on record for 8 years, 2014 to 2021.

Net assets by year

Net assets at each year end, 2014 to 2021£0£200K£400K30 September 2014: net assets £355K£355K201430 September 2015: net assets £345K£345K201530 September 2016: net assets £460K£460K201630 September 2017: net assets £455K£455K201730 September 2018: net assets £413K£413K201830 September 2019: net assets £391K£391K201930 September 2020: net assets £379K£379K202030 September 2021: net assets £258K£258K2021
Net assets at each year end, 2014 to 2021£0£200K£400K30 September 2014: net assets £355K£355K'1430 September 2015: net assets £345K£345K'1530 September 2016: net assets £460K£460K'1630 September 2017: net assets £455K£455K'1730 September 2018: net assets £413K£413K'1830 September 2019: net assets £391K£391K'1930 September 2020: net assets £379K£379K'2030 September 2021: net assets £258K£258K'21
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
30 Sep 2021£258K£69K£318K£130K0
30 Sep 2020£379K£58K£545K£258K6
30 Sep 2019£391K£68K£440K£156K6
30 Sep 2018£413K£111K£501K£198K7
30 Sep 2017£455K£3,369£568K£229K5
30 Sep 2016£460K£166K£607K£250K7
30 Sep 2015£345K£128K£694K£422K
30 Sep 2014£355K£158K£598K£324K

Where Cillmec Limited is registered

Cillmec Limited's registered office on a map of the UK

The registered office is in Bootle (L20), in the Sefton local authority area, North West. Show L20 7EP on a map.

Other trade companies in L20

Shared registered office

29 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.

What happens if Cillmec Limited files late

If the accounts reach Companies House today, the late filing penalty is £1,500 (£3,000 if last year's accounts were also late). It rises at each step below.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Jul 2024 to 31 Jul 2024£150
1 to 3 months late1 Aug 2024 to 30 Sep 2024£375
3 to 6 months late1 Oct 2024 to 31 Dec 2024£750
More than 6 months lateFrom 1 Jan 2025£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Oct 2024£200
3 months late30 Dec 2024another £200
6 months late30 Mar 2025HMRC estimates the tax and adds 10% of the unpaid tax
12 months late30 Sep 2025another 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
02059677
Status
Active
Company type
Private limited company
Incorporated
30 September 1986 (40 years ago)
Registered office
Oriel House, 2 - 8 Oriel Road, Bootle, Merseyside, L20 7EP
Nature of business
Construction of other civil engineering projects n.e.c. (SIC 42990)
Other specialised construction activities n.e.c. (SIC 43999)
Year end
30 September (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
30 September 2022
Last confirmation statement
16 April 2026
Charges (mortgages)
1 outstanding of 1 registered

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 Bootle

Other active civil engineering contractors registered in Bootle.

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

Frequently asked questions

When are Cillmec Limited's accounts due?

Cillmec Limited's accounts were due at Companies House on 30 June 2024 and the register shows them as overdue.

When is Cillmec Limited's CT600 due?

The CT600 for the period to 30 September 2023 is due at HMRC by 30 September 2024, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2024.

Is Cillmec Limited still trading?

Cillmec Limited is listed as active on the Companies House register (checked 12 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 Cillmec Limited do?

Cillmec Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990); Other specialised construction activities n.e.c. (SIC 43999).

How old is Cillmec Limited?

Cillmec Limited was incorporated on 30 September 1986, 40 years ago.

What is the penalty if Cillmec 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 Cillmec 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, rechecked 12 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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