- Companies
- Civil engineering
- Airdrie
- Ac2 Signalling Ltd
Ac2 Signalling Ltd
- Company number
- SC699299
- Incorporated
- 20 May 20215 years trading
- Registered office
- Falach Falach, Centenary Avenue, Airdrie, ML6 0BE
- Nature of business
- Construction of railways and underground railways
Ac2 Signalling Ltd is a 5-year-old private limited company registered in Airdrie, company number SC699299, one of 27 civil engineering contractors in Airdrie. 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.
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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 £8,412 (-93.8%) on the year before, to £556.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £16K against £16K owed within a year: 1.0 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 5 years, 2022 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2026 | £556 | £16K | £16K | 2 | |
| 31 May 2025 | £8,968 | £10K | £9,662 | 2 | |
| 31 May 2024 | £2,290 | £7,083 | £7,233 | £15K | 2 |
| 31 May 2023 | £285 | £3,962 | £18K | £19K | 2 |
| 31 May 2022 | £89 | £7,255 | £14K | £13K | 2 |
Who runs and owns Ac2 Signalling Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| A*** M*** | Director | May 2021 |
Person with significant control
Where Ac2 Signalling Ltd is registered
The registered office is in Airdrie (ML6), in the North Lanarkshire local authority area, Scotland. Show ML6 0BE on a map.
Other trade companies in ML6
- KM Access Solutions LtdSpecialist contractors
- MTS Roofing LtdBuilders
- Colston Joinery LtdJoiners and carpenters
- Scott Clark Electrics LtdElectricians
- Standard Rentals LtdElectricians
- Build Brothers LtdBuilders
- Murphy Roof Tiling & Roughcasting LtdSpecialist contractors
- Roots&Remembrance LtdCleaning companies
What happens if Ac2 Signalling 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 House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2028 to 31 Mar 2028 | £150 |
| 1 to 3 months late | 1 Apr 2028 to 31 May 2028 | £375 |
| 3 to 6 months late | 1 Jun 2028 to 31 Aug 2028 | £750 |
| More than 6 months late | From 1 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 2029 | another 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
- SC699299
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 May 2021 (5 years ago)
- Registered office
- Falach Falach, Centenary Avenue, Airdrie, ML6 0BE
- Nature of business
- Construction of railways and underground railways (SIC 42120)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2026
- Last confirmation statement
- 19 May 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 Airdrie
Other active civil engineering contractors registered in Airdrie.
- Arbuckle Utilities Ltd2023
- Assured Civils Ltd2024
- CDH Contracts Limited2023
- Crofts Civil Engineering Limited2019
- Ems Paving Limited2022
- Flynn Civil Engineering Ltd2020
- Forth Valley Developments Ltd.2010
- GKC Contracts Ltd2020
All civil engineering contractors in Airdrie · All trades in Airdrie · Civil engineering across the UK
Frequently asked questions
When are Ac2 Signalling Ltd's accounts due?
Ac2 Signalling 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 Ac2 Signalling 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 Ac2 Signalling Ltd still trading?
Ac2 Signalling 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 Ac2 Signalling Ltd do?
Ac2 Signalling Ltd is registered under Construction of railways and underground railways (SIC 42120).
How old is Ac2 Signalling Ltd?
Ac2 Signalling Ltd was incorporated on 20 May 2021, 5 years ago.
Who runs Ac2 Signalling Ltd?
Ac2 Signalling Ltd has 1 active director, the longest-serving appointed in May 2021. Their names and service addresses are on the Companies House register.
Who owns Ac2 Signalling Ltd?
One person or company has significant control of Ac2 Signalling Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Ac2 Signalling 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 Ac2 Signalling Ltd on Companies House for filed documents, officers and the full history.
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.