# Oliver Boom

> Oliver Boom is a pre-seed investor in London backing Energy, Finance and Lending. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Location: London, United Kingdom
- Total investments: 3
- Last investment: Dec 2024
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/oliver-boom/

Oliver Boom is a pre-seed investor in London focused on Energy and Finance. Oliver Boom is on the investment team at IPGL.

## Round sizes

| Stage | Round size |
| --- | --- |
| Pre-Seed | $939k–$5.1M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Energy | 1 | 33% |
| Finance | 1 | 33% |
| Lending | 1 | 33% |
| Energy Storage | 1 | 33% |
| Financial Services | 1 | 33% |

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Pre-Seed | 2 | 67% |
| Seed | 1 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Firenze | Firenze aims to expand financial services by extending investment-backed lending to a wider audience, recognizing its importance in wealth creation and preservation. The founding team aims to democratize Lombard lending, making it accessible to all, while focusing on mass affluent clients. | $938.7K | Pre-Seed | Dec 31, 2024 |  |
| Sunsave | Sunsave is a subscription-based platform that helps households to save solar battery system. | $6.8M | Seed | Dec 05, 2023 |  |
| Sunsave | Sunsave is a subscription-based platform that helps households to save solar battery system. | $5.1M | Pre-Seed | Feb 01, 2022 |  |

3 of 3 investments shown.

## Co-investors
- [IPGL](https://shizune.co/investors/profile/ipgl) — VC Fund, 2 deals together
- [Plug and Play](https://shizune.co/investors/profile/plug-and-play-ventures) — VC Fund, 2 deals together
- [Ada Ventures](https://shizune.co/investors/profile/ada-vemtires) — VC Fund, 1 deal together
- [Andreessen Horowitz](https://shizune.co/investors/profile/andreessen-horowitz) — VC Fund, 1 deal together
- [Atomico](https://shizune.co/investors/profile/atomico) — VC Fund, 1 deal together
- [Cazenove Capital](https://shizune.co/investors/profile/cazenove-capital) — VC Fund, 1 deal together

## Similar investors

### Similar industry
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [SOSV](https://shizune.co/investors/profile/sosv) — VC Fund
- [Breakthrough Energy Ventures](https://shizune.co/investors/profile/breakthrough-energy-ventures) — VC Fund

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
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- [Everywhere Ventures](https://shizune.co/investors/profile/everywhere-ventures) — VC Fund

### Similar country
- [SFC Capital](https://shizune.co/investors/profile/startup-funding-club) — VC Fund
- [Fuel Ventures](https://shizune.co/investors/profile/fuel-ventures-fund) — VC Fund
- [Business Growth Fund](https://shizune.co/investors/profile/business-growth-fund) — VC Fund

## Featured in investor lists
- [Energy Angel Investors in United Kingdom](https://shizune.co/investors/energy-angel-investors-united-kingdom)

## FAQ

### What does Oliver Boom invest in?

Oliver Boom invests primarily in Energy, Finance and Lending startups, most often at Pre-Seed and Seed stage. Most of the 3 investments tracked by Shizune back companies in United Kingdom. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Oliver Boom's check size?

Oliver Boom typically joins rounds of $939k–$5.1M at Pre-Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Oliver Boom participates in.

### When did Oliver Boom last invest?

The most recent investment recorded for Oliver Boom closed in Dec 2024. Shizune tracks 3 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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