How much does Costello Medical Consulting Limited make?

Costello Medical Consulting Limited reported revenue of £50.2m and £5.7m profit in the year to 31 Dec 2025, according to its accounts filed at Companies House.

How many employees does Costello Medical Consulting Limited have?

Costello Medical Consulting Limited reported an average of 497 employees in the year to 31 Dec 2025.

Is Costello Medical Consulting Limited profitable?

Yes — Costello Medical Consulting Limited reported a profit of £5.7m in the year to 31 Dec 2025.

Company No. 06746770 · Incorporated 11 Nov 2008

Costello Medical Consulting Limited

Registered name: COSTELLO MEDICAL CONSULTING LIMITED

Part of Costello Medical Global Limited group

Costello Medical Consulting Limited made £50.2m revenue and £5.7m profit in the year to 31 Dec 2025.

Costello Medical Consulting Limited’s revenue grew 17% to £50.2m in the year to 31 Dec 2025, with £5.7m profit and 497 employees. The company is classified under “other professional, scientific and technical activities” and is based in Cambridge; we hold 3 years of its filed accounts.

Full P&L filedSection M · Professional, scientific and technical activitiesSIC 74909Other professional, scientific and technical activities n.e.c.

Status: Active
Location: Cambridge, East of England
Age: 17 yrs · since 2008
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 31 Dec 2025

Key figures

Operating leverage

Revenue

£50.2m

Growth ▲16.5%

Profit

£5.7m

Growth ▲38.3%

Profit margin

11.4%

Gross 41.4%

Employees

497

Change ▲13.5%

Profit / employee

£11.5k

Revenue/employee £101k

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)	£36m	£43.1m	£50.2m
Cost of sales	−£21.5m	−£24.9m	−£29.4m
Gross profit	£14.5m	£18.2m	£20.8m
Operating profit	£4.8m	£5.7m	£7.5m
Profit before tax	£4.9m	£5.9m	£7.7m
Profit after tax	£3.8m	£4.1m	£5.7m
Profit (best available)	£3.8m	£4.1m	£5.7m
Employees (average)	386	438	497
Ratios
Profit margin	10.5%	9.6%	11.4%
Gross margin	40.2%	42.2%	41.4%
Revenue per employee	£93.4k	£98.3k	£101k
Profit per employee	£9.8k	£9.5k	£11.5k
Growth (year on year)
Revenue growth	—	▲19.5%	▲16.5%
Profit growth	—	▲9.3%	▲38.3%
Headcount growth	—	▲13.5%	▲13.5%
Balance sheet — indirect signals, not revenue
Net assets	—	—	—
Source	Accounts · bulk data Jul 2025	Accounts · bulk data Jul 2025	Accounts · bulk data Jun 2026

Derived from the latest filing

How the business works

Profit margin: 11.4%; Profit ÷ revenue.
Gross margin: 41.4%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £101k; Revenue ÷ average employees.
Profit per employee: £11.5k; 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: ▲13%; Now 497
Deferred income: —; Now —
Fixed assets: —; Now —

Corporate ownership

Group structure

Ownership chain

Costello Medical Global Limitedultimate parent75–100%
Costello Medical Trustee Limited75–100%
Costello Medical Global Limited75–100%
Costello Medical Consulting Limitedthis company

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

Sister companies (1)

Costello Medical Trustee 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 accounts for the year to 31 Dec 2025 (profit £5.7m), from the Companies House accounts bulk data published Jun 2026. Spotted an error? Request a correction.

Updated from Companies House on 23 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.