# Sergei Bulaev

> Sergei Bulaev is a angel investor backing Software, Mobile Apps and Web Development. See 1 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Total investments: 1
- Last investment: Aug 2021
- Lead investor: 0%
- Last updated: Aug 2026

Sergei Bulaev is a angel investor focused on Software and Mobile Apps. Sergei Bulaev

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 1 | 100% |
| Mobile Apps | 1 | 100% |
| Web Development | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| ZeBrains | ZeBrains provides custom software, mobile apps and website development services. | $1M | Angel | Aug 10, 2021 |  |

1 of 1 investments shown.

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## Featured in investor lists
- [Mobile Angel Investors in Russian Federation](https://shizune.co/investors/mobile-angel-investors-russian-federation)
- [Software Angel Investors in Russian Federation](https://shizune.co/investors/software-angel-investors-russian-federation)
- [Mobile Apps Investors in Russian Federation](https://shizune.co/investors/mobile-apps-investors-russian-federation)

## FAQ

### What does Sergei Bulaev invest in?

Sergei Bulaev invests primarily in Software, Mobile Apps and Web Development startups, most often at Angel stage. Most of the 1 investments tracked by Shizune back companies in Russian Federation. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Sergei Bulaev last invest?

The most recent investment recorded for Sergei Bulaev closed in Aug 2021. Shizune tracks 1 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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