Irhythm Technologies Ltd.
Registered name: IRHYTHM TECHNOLOGIES LTD.
Part of Irhythm Technologies, Inc. groupIrhythm Technologies Ltd. made £11.7m revenue and £158k profit in the year to 31 Dec 2025.
Irhythm Technologies Ltd.’s revenue grew 1% to £11.7m in the year to 31 Dec 2025, with £158k profit and 55 employees. The company is classified under “other business support service activities” and is based in Bagshot; we hold 5 years of its filed accounts.
- Status
- Active
- Location
- Bagshot, South East
- Age
- 10 yrs · since 2016
- 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.
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Dec 2021 | 31 Dec 2022 | 31 Dec 2023 | 31 Dec 2024 | 31 Dec 2025 |
|---|---|---|---|---|---|
| Disclosure | Profit only | Full P&L | Full P&L | Full P&L | Full P&L |
| Profit & loss | |||||
| Revenue (turnover) | — | £10.4m | £10.4m | £11.7m | £11.7m |
| Cost of sales | — | £811k | £133k | £251k | £342k |
| Gross profit | — | £9.6m | £10.3m | £11.4m | £11.4m |
| Operating profit | — | £483k | £632k | £689k | £425k |
| Profit before tax | £465k | £454k | £612k | £669k | £407k |
| Profit after tax | £355k | £366k | £366k | £291k | £158k |
| Profit (best available) | £355k | £366k | £366k | £291k | £158k |
| Staff costs | £4.7m | £4.7m | £4.9m | £5.9m | £6.8m |
| Employees (average) | 42 | 50 | 51 | 55 | 55 |
| Ratios | |||||
| Profit margin | — | 3.5% | 3.5% | 2.5% | 1.4% |
| Gross margin | — | 92.2% | 98.7% | 97.9% | 97.1% |
| Revenue per employee | — | £208k | £204k | £212k | £213k |
| Profit per employee | £8.4k | £7.3k | £7.2k | £5.3k | £2.9k |
| Growth (year on year) | |||||
| Revenue growth | — | — | ▲0.3% | ▲11.8% | ▲0.5% |
| Profit growth | — | ▲3.2% | ▲0% | ▼20.4% | ▼45.9% |
| Headcount growth | — | ▲19.1% | ▲2% | ▲7.8% | 0% |
| Balance sheet — indirect signals, not revenue | |||||
| Cash at bank | £2.6m | £2.7m | £1.4m | £4.5m | £3.8m |
| Net assets | £1.8m | £2.7m | £4.1m | £5.7m | £6.3m |
| Fixed assets | £673k | £576k | £471k | £368k | £276k |
| Current assets | £3.5m | £5.2m | £7.1m | £9.7m | £7.8m |
| Debtors | £842k | £2.4m | £5.8m | £5.2m | £4m |
| Deferred income | £626k | £858k | £605k | £697k | £997k |
| Source | FullAccounts · bulk data Mar 2024 | FullAccounts · bulk data Mar 2024 | FullAccounts · bulk data Nov 2024 | FullAccounts · bulk data Dec 2025 | FullAccounts · bulk data Sep 2026 |
How the business works
- Profit margin
- 1.4%
- Profit ÷ revenue.
- Gross margin
- 97.1%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £213k
- Revenue ÷ average employees.
- Profit per employee
- £2.9k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 2.4%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- 8.5%
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 34.1%
- Money owed by customers. Low = customers pay quickly.
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
- ▲11%
- Now £6.3m
- Cash at bank
- ▼16%
- Now £3.8m
- Headcount
- 0%
- Now 55
- Deferred income
- ▲43%
- Now £997k
- Fixed assets
- ▼25%
- Now £276k
Deferred income is reported together with accruals in this filing (“accruals and deferred income”), so it is an approximate signal only.
Group structure
Ownership chain
- Irhythm Technologies, Inc. (registered outside the UK register)ultimate parent75–100%
- Irhythm Technologies Ltd.this company
Bands show the share of ownership each company holds in the one below it.
From the Persons with Significant Control register (corporate controllers only).
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Sources
Latest figures from FullAccounts for the year to 31 Dec 2025 (profit £158k), from the Companies House accounts bulk data published Sep 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.