£126k
+96%vs Apr 2024Active14779391Private limited companyLondon
MAINLINE CIVIL ENGINEERING LTD
Significant control: Rowan Davis William Triance (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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What does Mainline Civil Engineering Ltd sell?
Registered activity: Construction of roads and motorways (SIC 42110). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
MAINLINE CIVIL ENGINEERING LTD is an active private limited company (company number 14779391) incorporated on 4 April 2023, registered in London. Its registered activity is construction of roads and motorways (SIC 42110). Latest small accounts cover the period ending 30 April 2025, showing net assets of £126k and cash of £43k, with 1 employee on average. Net assets rose 96% on the prior period (£64k).
Peer position · net assets
By net assets it sits in the top quarter of 117 comparable companies in London (median £195, upper quartile £24k).
02
Ownership and control
- Mr Rowan Davis William Triance
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 4 April 20233 yrs ago
- Next accounts due
- 30 January 2027in 96 days
- Confirmation statement due
- 18 April 2027in 174 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 42110
- Construction of roads and motorways
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£43k
+9%vs Apr 2024Not reported
1
−50%vs Apr 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 April 2025 | £126k | £43k | £131k | — | — | — | 1 |
| 30 April 2024 | £64k | £39k | £31k | — | — | — | 2 |
Cash per employee£43kCash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £125,634 at 30 April 2025
- Net assets up 10% or more on the prior period+96.3% vs prior period
- Incorporated two to five years agoIncorporated 4 April 2023
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Confirmation statement duein 174 days
- Next accounts duein 96 days
- Accounts period endNet assets £126k · small accounts
- Accounts period endNet assets £64k · small accounts
- Incorporated
08
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All companies incorporated on 4 April 2023 · in Apr 2023.
09
Reminders for MAINLINE CIVIL ENGINEERING LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.