Gain Theory Limited
Registered name: GAIN THEORY LIMITED
Part of Wpp Plc groupGain Theory Limited made £17.9m revenue and a £276k loss in the year to 31 Dec 2025.
Gain Theory Limited’s revenue was £17.9m in the year to 31 Dec 2025, with a loss of £276k and 114 employees. The company is classified under “media representation services” and is based in London; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- London
- Age
- 53 yrs · since 1973
- Type
- Private Limited Company
Key figures
Financial history
| 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) | £11m | £17.9m | £17.9m |
| Cost of sales | −£11.2m | −£16.1m | −£16.5m |
| Gross profit | −£158k | £1.8m | £1.4m |
| Operating profit | £178k | £3.2m | −£435k |
| Profit before tax | £234k | £3.3m | −£577k |
| Profit after tax | £378k | £2.8m | −£276k |
| Profit (best available) | £378k | £2.8m | −£276k |
| Employees (average) | 77 | 95 | 114 |
| Ratios | |||
| Profit margin | 3.4% | 15.8% | −1.5% |
| Gross margin | −1.4% | 9.9% | 7.9% |
| Revenue per employee | £143k | £188k | £157k |
| Profit per employee | £4.9k | £29.7k | −£2.4k |
| Growth (year on year) | |||
| Revenue growth | — | ▲62.4% | ▲0.2% |
| Profit growth | — | ▲647.6% | ▼109.8% |
| Headcount growth | — | ▲23.4% | ▲20% |
| Balance sheet — indirect signals, not revenue | |||
| Net assets | — | — | — |
| Source | Accounts · bulk data Nov 2025 | Accounts · bulk data Nov 2025 | Accounts · bulk data Aug 2026 |
How the business works
- Profit margin
- −1.5%
- Profit ÷ revenue.
- Gross margin
- 7.9%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £157k
- Revenue ÷ average employees.
- Profit per employee
- −£2.4k
- 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
- ▲20%
- Now 114
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- Wpp Plc (registered outside the UK register)ultimate parent75–100%
- WPP Jubilee Limited75–100%
- WPP MR Overseas Media Holdings Limited75–100%
- WPP 2005 Limited75–100%
- Gain Theory Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Subsidiaries (1)
- Vizzly Technology LtdActive - Proposal to Strike offFigures not disclosed
Sister companies (10)
- Mediaedge:cia Worldwide LimitedFigures not disclosed
- Tempus Group LimitedFigures not disclosed
- The Tempus Group Trust Company (1990) LimitedFigures not disclosed
- WPP 2323 LimitedFigures not disclosed
- WPP Consulting LimitedFigures not disclosed
- WPP CP Finance PLCRev. — · Profit −£1m
- WPP Finance Co. LimitedRev. — · Profit £76.1m
- WPP Group (UK) LtdFigures not disclosed
- WPP KnowledgeFigures not disclosed
- WPP MR USFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Sources
Latest figures from accounts for the year to 31 Dec 2025 (profit −£276k), from the Companies House accounts bulk data published Aug 2026. Spotted an error? Request a correction.
Updated from Companies House on 22 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.