H4B London Limited
Registered name: H4B LONDON LIMITED
Part of Havas N.V. groupH4B London Limited made £2.9m revenue and £109k profit in the year to 31 Dec 2024.
H4B London Limited’s revenue grew 10% to £2.9m in the year to 31 Dec 2024, with £109k profit and 31 employees. The company is classified under “advertising agencies” and is based in Maidstone; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- Maidstone
- Age
- 30 yrs · since 1995
- Type
- Private Limited Company
Key figures
Financial history
| Year to | 31 Dec 2022 | 31 Dec 2023 | 31 Dec 2024 |
|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L |
| Profit & loss | |||
| Revenue (turnover) | £948k | £2.6m | £2.9m |
| Cost of sales | −£617k | −£2.5m | −£2.8m |
| Gross profit | £331k | £158k | £158k |
| Operating profit | £36k | £375k | £205k |
| Profit before tax | −£127k | £262k | £145k |
| Profit after tax | −£103k | £198k | £109k |
| Profit (best available) | −£103k | £198k | £109k |
| Employees (average) | — | — | 31 |
| Ratios | |||
| Profit margin | −10.9% | 7.5% | 3.7% |
| Gross margin | 34.9% | 6% | 5.4% |
| Revenue per employee | — | — | £94k |
| Profit per employee | — | — | £3.5k |
| Growth (year on year) | |||
| Revenue growth | — | ▲178.9% | ▲10.2% |
| Profit growth | — | — | ▼45% |
| Balance sheet — indirect signals, not revenue | |||
| Net assets | — | — | — |
| Source | Accounts · bulk data Sep 2024 | Accounts · bulk data Sep 2024 | Accounts · bulk data Dec 2025 |
How the business works
- Profit margin
- 3.7%
- Profit ÷ revenue.
- Gross margin
- 5.4%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £94k
- Revenue ÷ average employees.
- Profit per employee
- £3.5k
- 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.
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
- —
- Now 31
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- Havas N.V. (registered outside the UK register)ultimate parent75–100%
- Havas UK Limited75–100%
- Ewdb Limited75–100%
- H4B London Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Sister companies (3)
- Havas PR UK LimitedRev. £2.2m · Profit £72k
- Havas Worldwide London LimitedFigures not disclosed
- The Maitland Consultancy LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Sources
Latest figures from accounts for the year to 31 Dec 2024 (profit £109k), from the Companies House accounts bulk data published Dec 2025. Spotted an error? Request a correction.
Updated from Companies House on 18 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.