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Advanced Construction Services Ltd

ActiveMicro-entity accountsCivil engineeringLondon
Company number
10566994
Incorporated
17 Jan 20179 years trading
Registered office
99 Woolwich New Road, London, SE18 6EF
Nature of business
Construction of other civil engineering projects n.e.c.; Other business support service activities n.e.c.
Accounts due in
19 days
31 Oct 2026
Net assets
-£23K▼
-768.4% on the year before
Employees
4
Average during the year
From the Companies House register, 1 Oct 2026

Advanced Construction Services Ltd is a 9-year-old private limited company registered in London, company number 10566994, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 2027.

Key dates

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

Accounts due
31 Oct 2026
in 19 days
For the period to 31 Jan 2026
CT600 due
31 Jan 2027
in 111 days
Period 1 Feb 2025 to 31 Jan 2026
Corporation tax payment
1 Nov 2026
in 20 days
9 months and 1 day after the period end
Confirmation statement
11 Mar 2027
in 150 days
Last made up to 25 Feb 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 £22K on the year before, to -£23K.
  • Net assets rose in 3 of 7 year-on-year comparisons on record.
  • Current assets of £39K against £61K owed within a year: 0.6 times cover.
  • 4 employees on average, up from 3 the year before.
  • Balance sheets on record for 8 years, 2018 to 2025.

Net assets by year

Net assets at each year end, 2018 to 2025-£20K£031 January 2018: net assets £1£1201831 January 2019: net assets £1£1201931 January 2020: net assets £1£1202031 January 2021: net assets £2,955£2,955202131 January 2022: net assets £15K£15K202231 January 2023: net assets £19K£19K202331 January 2024: net assets -£920-£920202431 January 2025: net assets -£23K-£23K2025
Net assets at each year end, 2018 to 2025-£20K£031 January 2018: net assets £1£1'1831 January 2019: net assets £1£1'1931 January 2020: net assets £1£1'2031 January 2021: net assets £2,955£2,955'2131 January 2022: net assets £15K£15K'2231 January 2023: net assets £19K£19K'2331 January 2024: net assets -£920-£920'2431 January 2025: net assets -£23K-£23K'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Jan 2025-£23K£39K£61K4
31 Jan 2024-£920£50K£51K3
31 Jan 2023£19K3
31 Jan 2022£15K5
31 Jan 2021£2,9554
31 Jan 2020£13
31 Jan 2019£1
31 Jan 2018£1

Where Advanced Construction Services Ltd is registered

Advanced Construction Services Ltd's registered office on a map of the UK

The registered office is in London (SE18), in the Greenwich local authority area, London. Show SE18 6EF on a map.

Other trade companies in SE18

Also registered at this address

7 other companies use the same registered office as Advanced Construction Services Ltd.

What happens if Advanced Construction 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 October 2026.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Nov 2026 to 30 Nov 2026£150
1 to 3 months late1 Dec 2026 to 31 Jan 2027£375
3 to 6 months late1 Feb 2027 to 30 Apr 2027£750
More than 6 months lateFrom 1 May 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Feb 2027£200
3 months late30 Apr 2027another £200
6 months late31 Jul 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Jan 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
10566994
Status
Active
Company type
Private limited company
Incorporated
17 January 2017 (9 years ago)
Registered office
99 Woolwich New Road, London, SE18 6EF
Nature of business
Construction of other civil engineering projects n.e.c. (SIC 42990)
Other business support service activities n.e.c. (SIC 82990)
Year end
31 January (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
31 January 2025
Last confirmation statement
25 February 2026

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 London

Other active civil engineering contractors registered in London.

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

Frequently asked questions

When are Advanced Construction Services Ltd's accounts due?

Advanced Construction Services Ltd's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.

When is Advanced Construction Services Ltd's CT600 due?

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

Is Advanced Construction Services Ltd still trading?

Advanced Construction 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 Advanced Construction Services Ltd do?

Advanced Construction Services Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990); Other business support service activities n.e.c. (SIC 82990).

How old is Advanced Construction Services Ltd?

Advanced Construction Services Ltd was incorporated on 17 January 2017, 9 years ago.

What is the penalty if Advanced Construction 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 Advanced Construction 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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