How much does Idsh Limited make?

Idsh Limited reported revenue of £50.7m and £1m profit in the year to 31 Jul 2025, according to its accounts filed at Companies House.

How many employees does Idsh Limited have?

Idsh Limited reported an average of 70 employees in the year to 31 Jul 2025.

Is Idsh Limited profitable?

Yes — Idsh Limited reported a profit of £1m in the year to 31 Jul 2025.

Company No. 11086942 · Incorporated 28 Nov 2017

Idsh Limited

Registered name: IDSH LIMITED

Idsh Limited made £50.7m revenue and £1m profit in the year to 31 Jul 2025.

Idsh Limited’s revenue grew 31% to £50.7m in the year to 31 Jul 2025, with £1m profit and 70 employees. The company is classified under “other specialised construction activities” and is based in Sidcup; we hold 4 years of its filed accounts.

Full P&L filedSection F · ConstructionSIC 43999Other specialised construction activities n.e.c.

Status: Active
Location: Sidcup, South East
Age: 8 yrs · since 2017
Type: Private Limited Company

Latest accounts · year to 31 Jul 2025

Key figures

IndependentCapital-lightBoring industryCash flow filed

Revenue

£50.7m

Growth ▲31.4%

Profit

£1m

Growth ▼0.2%

Profit margin

Gross 18.9%

Employees

Change ▲1.5%

Profit / employee

£14.3k

Revenue/employee £725k

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 Jul 2022	31 Jul 2023	31 Jul 2024	31 Jul 2025
Disclosure	Full P&L	Full P&L	Full P&L	Full P&L
Profit & loss
Revenue (turnover)	£38.5m	£40m	£38.6m	£50.7m
Cost of sales	£33.2m	£34.2m	£32.6m	£41.1m
Gross profit	£5.3m	£5.8m	£6m	£9.6m
Operating profit	£995k	£555k	£926k	£2.6m
Profit before tax	£974k	£586k	£956k	£2.6m
Profit after tax	£2.9k	£700k	£1m	£1m
Profit (best available)	£2.9k	£700k	£1m	£1m
Staff costs	£3.2m	£3.1m	£3.2m	£4.7m
Employees (average)	57	54	69	70
Ratios
Profit margin	0%	1.8%	2.6%	2%
Gross margin	13.8%	14.5%	15.7%	18.9%
Revenue per employee	£675k	£741k	£559k	£725k
Profit per employee	£50	£13k	£14.6k	£14.3k
Cash conversion	213.6%	141.9%	84.1%	152%
Growth (year on year)
Revenue growth	—	▲4%	▼3.5%	▲31.4%
Profit growth	—	▲24440%	▲43.7%	▼0.2%
Headcount growth	—	▼5.3%	▲27.8%	▲1.5%
Balance sheet — indirect signals, not revenue
Cash at bank	£2.3k	£6.9k	£11.5k	£83.5k
Net assets	£2.4m	£2.3m	£2.1m	£3m
Fixed assets	£830k	£788k	£660k	£501k
Current assets	£12.6m	£9.9m	£11m	£20.7m
Debtors	£4.6m	£2.9m	£4.2m	£7.2m
Cash from operations	£2.1m	£788k	£779k	£3.9m
Source	Accounts · bulk data Feb 2024	Accounts · bulk data Feb 2024	FullAccounts · bulk data Jan 2025	FullAccounts · bulk data Feb 2026

Derived from the latest filing

How the business works

Profit margin: 2%; Profit ÷ revenue.
Gross margin: 18.9%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £725k; Revenue ÷ average employees.
Profit per employee: £14.3k; Profit ÷ average employees.
Cash conversion: 152%; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: 1%; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: —; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: 14.3%; 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: ▲46%; Now £3m
Cash at bank: ▲625%; Now £83.5k
Headcount: ▲1%; Now 70
Deferred income: —; Now —
Fixed assets: ▼24%; Now £501k

Corporate ownership

Group structure

Subsidiaries (1)

Imperial Ductwork Services Holdings LimitedRev. — · Profit £1m

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 Jul 2025 (profit £1m), from the Companies House accounts bulk data published Feb 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.