How much does Amiosec Ltd make?

Amiosec Ltd reported revenue of £22.6m and £1.5m profit in the year to 30 Jun 2025, according to its accounts filed at Companies House.

How many employees does Amiosec Ltd have?

Amiosec Ltd reported an average of 121 employees in the year to 30 Jun 2025.

Is Amiosec Ltd profitable?

Yes — Amiosec Ltd reported a profit of £1.5m in the year to 30 Jun 2025.

Company No. 09242528 · Incorporated 30 Sep 2014

Amiosec Ltd

Registered name: AMIOSEC LTD

Part of Pentenamio Ltd group

Amiosec Ltd made £22.6m revenue and £1.5m profit in the year to 30 Jun 2025.

Amiosec Ltd’s revenue was £22.6m in the year to 30 Jun 2025, with £1.5m profit and 121 employees. The company is classified under “engineering related scientific and technical consulting activities” and is based in Tewkesbury; we hold 4 years of its filed accounts.

Full P&L filedSection M · Professional, scientific and technical activitiesSIC 71122Engineering related scientific and technical consulting activities SIC 74100specialised design activities

Status: Active
Location: Tewkesbury, South West
Age: 12 yrs · since 2014
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.

Latest accounts · year to 30 Jun 2025

Key figures

Capital-light

Revenue

£22.6m

Growth —

Profit

£1.5m

Growth —

Profit margin

6.5%

Gross 54.2%

Employees

121

Change —

Profit / employee

£12.1k

Revenue/employee £187k

Profitable streak

4yrs

Consecutive profitable years in our data

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

4 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 Mar 2022	31 Mar 2023	31 Mar 2024	30 Jun 2025
Disclosure	Full P&L	Full P&L	Full P&L	Full P&L
Profit & loss
Revenue (turnover)	£16.2m	£15.6m	£20.7m	£22.6m
Cost of sales	£7.8m	£8.3m	£12.3m	£10.4m
Gross profit	£8.4m	£7.3m	£8.4m	£12.3m
Operating profit	£4.9m	£3.9m	£3.8m	—
Profit before tax	£4.9m	£3.9m	£4m	−£476k
Profit after tax	£4.3m	£3.4m	£3.2m	£1.5m
Profit (best available)	£4.3m	£3.4m	£3.2m	£1.5m
Staff costs	£4.2m	£5.7m	£7.8m	£12.3m
Employees (average)	61	79	104	121
Ratios
Profit margin	26.3%	21.6%	15.4%	6.5%
Gross margin	51.9%	46.9%	40.4%	54.2%
Revenue per employee	£266k	£197k	£199k	£187k
Profit per employee	£69.8k	£42.6k	£30.6k	£12.1k
Cash conversion	91.8%	−71.6%	39.1%	—
Growth (year on year)
Revenue growth	—	▼3.8%	▲32.6%	—
Profit growth	—	▼20.9%	▼5.5%	—
Headcount growth	—	▲29.5%	▲31.6%	—
Balance sheet — indirect signals, not revenue
Cash at bank	£11.8m	£7.1m	£6.3m	£1.9m
Net assets	£10.7m	£14m	£15.7m	£17.2m
Fixed assets	£477k	£1m	£1m	£875k
Current assets	£19.8m	£18.1m	£20.7m	£23.5m
Debtors	£5.9m	£5.2m	£7.1m	£2.4m
Deferred income	£3.1m	£1.9m	£1.6m	£3.7m
Cash from operations	£4.5m	−£2.8m	£1.5m	—
Source	Accounts · bulk data Nov 2023	Accounts · bulk data Nov 2023	Accounts · bulk data Dec 2024	FullAccounts · bulk data Jun 2026

Derived from the latest filing

How the business works

Profit margin: 6.5%; Profit ÷ revenue.
Gross margin: 54.2%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £187k; Revenue ÷ average employees.
Profit per employee: £12.1k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: 3.9%; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: 16.2%; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: 10.8%; 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: —; Now £17.2m
Cash at bank: —; Now £1.9m
Headcount: —; Now 121
Deferred income: —; Now £3.7m
Fixed assets: —; Now £875k

Corporate ownership

Group structure

Ownership chain

Pentenamio Ltdultimate parent75–100%
Pentenamio Holdings Ltd75–100%
Pentenamio Operations Ltd75–100%
Amiosec Ltdthis company

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

Subsidiaries (1)

Amiosec Trustee LtdFigures not disclosed

Sister companies (1)

Armour Communications 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 30 Jun 2025 (profit £1.5m), from the Companies House accounts bulk data published Jun 2026. 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.