How much does Thorlabs Limited make?

Thorlabs Limited reported revenue of £85.6m and £10.2m profit in the year to 31 Dec 2025, according to its accounts filed at Companies House.

How many employees does Thorlabs Limited have?

Thorlabs Limited reported an average of 345 employees in the year to 31 Dec 2025.

Is Thorlabs Limited profitable?

Yes — Thorlabs Limited reported a profit of £10.2m in the year to 31 Dec 2025.

Company No. 05081788 · Incorporated 23 Mar 2004

Thorlabs Limited

Registered name: THORLABS LIMITED

Thorlabs Limited made £85.6m revenue and £10.2m profit in the year to 31 Dec 2025.

Thorlabs Limited’s revenue grew 8% to £85.6m in the year to 31 Dec 2025, with £10.2m profit and 345 employees. The company is classified under “manufacture of other fabricated metal products” and is based in Ely; we hold 3 years of its filed accounts.

Full P&L filedSection C · ManufacturingSIC 25990Manufacture of other fabricated metal products n.e.c.SIC 27900Manufacture of other electrical equipment SIC 46180Agents specialized in the sale of other particular products

Status: Active
Location: Ely, East of England
Age: 22 yrs · since 2004
Type: Private Limited Company

Latest accounts · year to 31 Dec 2025

Key figures

IndependentOperating leverage

Revenue

£85.6m

Growth ▲8.3%

Profit

£10.2m

Growth ▲17.3%

Profit margin

11.9%

Gross 34.4%

Employees

345

Change ▲3.9%

Profit / employee

£29.6k

Revenue/employee £248k

Profitable streak

3yrs

Consecutive profitable years in our data

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

3 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 Dec 2023	31 Dec 2024	31 Dec 2025
Disclosure	Full P&L	Full P&L	Full P&L
Profit & loss
Revenue (turnover)	£77.6m	£79m	£85.6m
Cost of sales	£55.4m	£53.3m	£56.1m
Gross profit	£22.2m	£25.7m	£29.4m
Operating profit	£10.6m	£11.3m	£13.7m
Profit before tax	£10.6m	£11.4m	£14m
Profit after tax	£8.1m	£8.7m	£10.2m
Profit (best available)	£8.1m	£8.7m	£10.2m
Employees (average)	323	332	345
Ratios
Profit margin	10.4%	11%	11.9%
Gross margin	28.6%	32.5%	34.4%
Revenue per employee	£240k	£238k	£248k
Profit per employee	£24.9k	£26.2k	£29.6k
Growth (year on year)
Revenue growth	—	▲1.8%	▲8.3%
Profit growth	—	▲8.2%	▲17.3%
Headcount growth	—	▲2.8%	▲3.9%
Balance sheet — indirect signals, not revenue
Net assets	—	—	—
Source	Accounts · bulk data May 2025	Accounts · bulk data May 2025	Accounts · bulk data May 2026

Derived from the latest filing

How the business works

Profit margin: 11.9%; Profit ÷ revenue.
Gross margin: 34.4%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £248k; Revenue ÷ average employees.
Profit per employee: £29.6k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: —; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: —; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: —; 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 —
Cash at bank: —; Now —
Headcount: ▲4%; Now 345
Deferred income: —; Now —
Fixed assets: —; Now —

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Sources

Companies House profile Filing history & original accounts

Latest figures from accounts for the year to 31 Dec 2025 (profit £10.2m), from the Companies House accounts bulk data published May 2026. Spotted an error? Request a correction.

Updated from Companies House on 15 Oct 2026

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