Anesco South West Limited
Registered name: ANESCO SOUTH WEST LIMITED
Part of Aviva PLC groupAnesco South West Limited made £805k revenue and £299k profit in the year to 31 Dec 2025.
Anesco South West Limited’s revenue grew 19% to £805k in the year to 31 Dec 2025, with £299k profit. The company is classified under “production of electricity” and is based in Reading; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- Reading
- Age
- 15 yrs · since 2011
- 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) | £705k | £678k | £805k |
| Cost of sales | −£225k | −£263k | −£297k |
| Gross profit | £480k | £415k | £509k |
| Operating profit | £389k | £319k | £397k |
| Profit before tax | £348k | £295k | £396k |
| Profit after tax | £263k | £221k | £299k |
| Profit (best available) | £263k | £221k | £299k |
| Employees (average) | — | — | — |
| Ratios | |||
| Profit margin | 37.4% | 32.6% | 37.1% |
| Gross margin | 68.1% | 61.2% | 63.1% |
| Growth (year on year) | |||
| Revenue growth | — | ▼3.7% | ▲18.7% |
| Profit growth | — | ▼15.9% | ▲35.1% |
| Balance sheet — indirect signals, not revenue | |||
| Net assets | — | — | — |
| Source | Accounts · bulk data Sep 2025 | Accounts · bulk data Sep 2025 | Accounts · bulk data Oct 2026 |
How the business works
- Profit margin
- 37.1%
- Profit ÷ revenue.
- Gross margin
- 63.1%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- —
- Revenue ÷ average employees.
- Profit per employee
- —
- 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 —
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- Aviva PLCultimate parent75–100%
- Aviva Group Holdings Limited75–100%
- Aviva Investors Holdings Limited75–100%
- Aviva Investors Real Estate Limited75–100%
- Aviva Investors Infrastructure GP Limited75–100%
- Aviva Investors Infrastructure Income NO.1 Limited75–100%
- Anesco South West Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Sister companies (10)
- Anesco Mid Devon LimitedFigures not disclosed
- Ees Operations 1 LimitedFigures not disclosed
- Free Solar (Stage 1) LimitedFigures not disclosed
- Freetricity South East LimitedFigures not disclosed
- Homesun LimitedFigures not disclosed
- New Energy Residential Solar LimitedFigures not disclosed
- Norton Energy SLS LimitedFigures not disclosed
- Renewable Clean Energy LimitedFigures not disclosed
- Solar Clean Energy LimitedFigures not disclosed
- TGHC LimitedFigures 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 £299k), from the Companies House accounts bulk data published Oct 2026. Spotted an error? Request a correction.
Updated from Companies House on 21 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.