Back to search

Mainline Environmental Systems Limited

04017927

active
Private Limited Company
Companies House
Health Score
88 / 100

Healthy

30/30
Filing
20/30
Financial
38/40
Risk
  • 1 outstanding charge (-2)

Details

WELLINGTON HOUSE, LONDON COLNEY, AL2 1HA
Incorporated 20/06/2000

Compliance

Accounts

Up to date

Confirmation statement

Up to date

Industry

43290
Other construction installation

Officers

Caroline Sandra Kenyon

secretary · Since 20/06/2000

BRITISH

Also on 3 other boards

Mr Paul John Kenyon

director · Since 20/06/2000

ELECTRICAL CONTRACTOR

BRITISH · ENGLAND · Age 61

Also on 5 other boards

Persons with Significant Control

Mr Paul John Kenyon

25–50% shares
25–50% votes

British · England · Age 61

Wellington House, 273-275 High Street, London Colney, AL2 1HA

Notified 06/04/2016

Mrs Caroline Sandra Kenyon

25–50% shares
25–50% votes

British · England · Age 59

Wellington House, 273-275 High Street, London Colney, AL2 1HA

Notified 06/04/2016

Charges1 outstanding

Charge
outstanding

SANTANDER UK PLC (AS SECURITY TRUSTEE)

Created 14/01/2015Registered 21/01/2015

CompanyRankvs 2139+ SIC 43290 peers
67

Financial strength92th percentile among SIC peers · 23/25
Employees26th percentile among SIC peers · 4/15
LiquidityCurrent ratio 3.15× · 20/20
Longevity15 years trading (max 15) · 15/15
Filing complianceAll filings up to date · 15/15
Outstanding charges -10
Show leaderboard
1J.B.Corrie And Company Limited
90
2Standage & Co. Limited
90
3Brown & Kirby Limited
90
4Dawson Construction Plant Limited
90
5Pruce Newman Pipework Limited
90
6Frame Homes (South West) Limited
90
7Broadland Windows Limited
90
8C.L.C. Contractors Limited
90
9Contex Builders Limited
90
10Booth & Associates Limited
90
2139Mainline Environmental Systems Limited
77
How is this score calculated?
Financial strength23/25 pts

Net worth compared to all companies in the same SIC code with published accounts. Top quartile earns the full 25 points.

Employees4/15 pts

Workforce size relative to sector peers from the most recent accounts. A larger team generally signals commercial scale.

Liquidity20/20 pts

Current assets ÷ current liabilities. A ratio above 2× earns full marks; between 1–2× scores partially; below 0.5× scores minimal points.

Longevity15/15 pts

One point per year of operation since incorporation, capped at 15. Older companies have a proven track record.

Filing compliance15/15 pts

Full 15 points when both annual accounts and confirmation statement are filed on time. Points are deducted for each overdue filing.

Risk deductions

Outstanding charges: -10 pts

Maximum score is 100. Deductions apply for insolvency history, outstanding charges, going concern doubt, or disqualified officers.

Key FinancialsYear ending 30/06/2025

Net Worth

£269k

Balance sheet strength

Cash

£20k

Cash in the bank

Net Current Assets

£290k

Working capital

Current Assets

£425k

Current Liabilities

£135k

Fixed Assets

£220

Debtors

£405k

1avg. employees

Tax at Year End

Corp tax£4k

Director Loans

Company owes directors£89k

Balance Sheet

Assets less current liabilities£290k
Signed by Mr Paul Kenyon 18/02/2026Prepared with Acorah Software Products - Accounts Production

EstimatesDerived

YearCurrent RatioImplied Profit
20253.15+£0
20253.15+£70k
20242.84-£3k
20232.92-£4k
20222.99-£5k
20213.08—

Derived from filed accounts. Not audited figures.