Startup investors in Isleworth
Isleworth, in London, has 32 investor-backed companies in Pulse, and 0 raised a first funding round in the last year.
- Investor-backed companies
- 32
- Active investors, 2 years
- 187
- Rounds, 2 years
- 4
- Median round
- £868k
Who is investing
In the last two years 6 funds, firms and family offices and 180 angels took shares in companies in Isleworth, with the latest round in Jun 2026. These are the firms backing the most of these companies:
| Firm | Type | Companies |
|---|---|---|
| D&D Capital Ltd | Fund or investment firm | 1 company |
| Inreach Ventures I LP | Fund or investment firm | 1 company |
| Jump Holding SRL | Holding company (possible family office) | 1 company |
| Tanglewood Holdings and Services Ltd | Holding company (possible family office) | 1 company |
| Venrex Co-Investors | Fund or investment firm | 1 company |
| Venrex IX LP | Fund or investment firm | 1 company |
See all 187 active investors, including angels, with what they've backed, estimated cheque sizes and who they invest alongside.
Rounds and valuations
Over the last two years, 4 funding rounds were raised by companies in Isleworth, an estimated £3.71m, with a median round of about £868k. 25% of these valuations carry a High confidence rating.
How Isleworth compares
Isleworth accounts for 0% of the 22,421 investor-backed companies in London. The median round of £868k is above the £205k median for London. The leading sectors are business services (11), software & it (6) and media & entertainment (3). By stage, 2 are at seed, 2 are at venture stage, 1 are inactive. The most active firm in these companies is D&D Capital Ltd, in 1 companies.
Questions
How many investors back companies in Isleworth?
Pulse found 187 outside investors taking shares in companies in Isleworth in the last two years: 6 funds, firms and family offices, and 180 angels.
How much do companies in Isleworth raise?
Over the last two years 4 rounds were raised, an estimated £3.71m in total. The median round was about £868k.
Which sectors raise the most in Isleworth?
By number of investor-backed companies, business services (11), software & it (6), media & entertainment (3) lead in Isleworth, and most companies are at the seed stage.
Can I see every investor?
Pulse subscribers see every outside investor by name, with portfolios and co-investors, from £39.99 a month plus VAT (£47.99 inc. VAT). Contact details are not included and names are not linked to personal profiles.