How much does Evolution (Electronic Security Systems) Ltd. make?

Evolution (Electronic Security Systems) Ltd. reported revenue of £22.7m and £1.2m profit in the year to 31 Mar 2025, according to its accounts filed at Companies House.

How many employees does Evolution (Electronic Security Systems) Ltd. have?

Evolution (Electronic Security Systems) Ltd. reported an average of 148 employees in the year to 31 Mar 2025.

Is Evolution (Electronic Security Systems) Ltd. profitable?

Yes — Evolution (Electronic Security Systems) Ltd. reported a profit of £1.2m in the year to 31 Mar 2025.

Company No. 03154040 · Incorporated 30 Jan 1996

Evolution (Electronic Security Systems) Ltd.

Registered name: EVOLUTION (ELECTRONIC SECURITY SYSTEMS) LTD.

Part of Evolution Europe Ltd group

Evolution (Electronic Security Systems) Ltd. made £22.7m revenue and £1.2m profit in the year to 31 Mar 2025. read from filing text

Evolution (Electronic Security Systems) Ltd.’s revenue grew 13% to £22.7m in the year to 31 Mar 2025, with £1.2m profit and 148 employees. The company is classified under “security systems service activities” and is based in Marlow; we hold 2 years of its filed accounts.

Full P&L filedSection N · Administrative and support servicesSIC 80200Security systems service activities

Status: Active
Location: Marlow, South East
Age: 30 yrs · since 1996
Type: Private Limited Company

Part of a group. The filing indicates this company sits within a group structure, so its results may depend on intra-group trading and it may be hard to replicate independently. From the filing: “The company is a wholly owned subsidiary of Evolution Europe Ltd, which is the parent company of the largest and smallest group for which consolidated accounts are prepared. The parent company is regi”

Latest accounts · year to 31 Mar 2025

Key figures

Capital-lightOperating leverage

Revenue

£22.7m

Growth ▲13.4%

Profit

£1.2m

Growth ▲49.9%

Profit margin

5.2%

Gross 23.9%

Employees

148

Change ▲12.1%

Profit / employee

£8k

Revenue/employee £153k

Profitable streak

2yrs

Consecutive profitable years in our data

Badges are automated estimates derived from the filed figures — not statements of fact about the company.

2 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 Mar 2024	31 Mar 2025
Disclosure	Full P&Lread from filing text	Full P&Lread from filing text
Profit & loss
Revenue (turnover)	£20m	£22.7m
Cost of sales	£17.2m	£17.3m
Gross profit	£2.9m	£5.4m
Operating profit	£1.1m	£1.6m
Profit before tax	£1.1m	£1.6m
Profit after tax	£788k	£1.2m
Profit (best available)	£788k	£1.2m
Staff costs	£7.7m	£8.9m
Employees (average)	132	148
Ratios
Profit margin	3.9%	5.2%
Gross margin	14.3%	23.9%
Revenue per employee	£152k	£153k
Profit per employee	£6k	£8k
Growth (year on year)
Revenue growth	—	▲13.4%
Profit growth	—	▲49.9%
Headcount growth	—	▲12.1%
Balance sheet — indirect signals, not revenue
Cash at bank	£587k	£3.4m
Net assets	£2.3m	£2m
Fixed assets	£677k	£872k
Current assets	£9.1m	£13.4m
Debtors	£4.9m	£5.9m
Deferred income	£3.1m	£5.2m
Source	FullAccounts · bulk data Dec 2025	FullAccounts · bulk data Dec 2025

Derived from the latest filing

How the business works

Profit margin: 5.2%; Profit ÷ revenue.
Gross margin: 23.9%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £153k; Revenue ÷ average employees.
Profit per employee: £8k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: 3.8%; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: 23.1%; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: 26.1%; Money owed by customers. Low = customers pay quickly.

Indirect — not revenue

Balance-sheet signals

Year-on-year changes in filed balance-sheet items. They can hint at momentum (or investment) but are not revenue or profit and must not be read as such.

Net assets: ▼15%; Now £2m
Cash at bank: ▲475%; Now £3.4m
Headcount: ▲12%; Now 148
Deferred income: ▲69%; Now £5.2m
Fixed assets: ▲29%; Now £872k

Deferred income is reported together with accruals in this filing (“accruals and deferred income”), so it is an approximate signal only.

Corporate ownership

Group structure

Ownership chain

Evolution Europe Ltdultimate parent75–100%
Evolution Europe (Eot) Limited75–100%
Evolution Europe Ltd75–100%
Evolution (Electronic Security Systems) Ltd.this company

Bands show the share of ownership each company holds in the one below it.

Sister companies (7)

Evolution Europe (Eot) LimitedFigures not disclosed
Evolution Life Safety Systems LimitedFigures not disclosed
Evolution Maintenance LimitedFigures not disclosed
Evolution Professional Services LimitedFigures not disclosed
Evolution Risk and Design LimitedFigures not disclosed
Evolution Security LimitedFigures not disclosed
Evolution Security Systems Europe LimitedFigures not disclosed

From the Persons with Significant Control register (corporate controllers only).

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Sources

Companies House profile Filing history & original accounts

Latest figures from FullAccounts for the year to 31 Mar 2025 (profit £1.2m), from the Companies House accounts bulk data published Dec 2025. Spotted an error? Request a correction.

Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.