# David DeRousse

> David DeRousse is a seed investor in Chicago backing Chemical and CleanTech. See 1 investments, check sizes, portfolio and contact details. Updated Sep 2026.

- Type: Angel Investor
- Location: Chicago, United States
- Total investments: 1
- Last investment: Dec 2017
- Lead investor: 100%
- Last updated: Sep 2026
- LinkedIn: https://www.linkedin.com/in/david-derousse-0906357

David DeRousse is a seed investor in Chicago focused on Chemical and CleanTech. David DeRousse

## Contacts

5 contacts available for David DeRousse: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/david-derousse?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Chemical | 1 | 100% |
| CleanTech | 1 | 100% |
| Cosmetics | 1 | 100% |
| Green Building | 1 | 100% |
| Building Material | 1 | 100% |

6 industries tracked in total.

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Alina | ALINA develops technology for product sustainable preservation. Technology incorporate state of the art manufacturing process and patented montmorillonite mineral compositions. We challenge preservation market, substituting use of toxic biocides, with montmorillonite mineral additives that are environment and human health friendly materials. | $656.7K | Seed | Dec 28, 2017 | http://www.alina-premium.com/ |

1 of 1 investments shown.

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## Featured in investor lists
- [CleanTech Investors in Latvia](https://shizune.co/investors/cleantech-investors-latvia)

## FAQ

### What does David DeRousse invest in?

David DeRousse invests primarily in Chemical, CleanTech and Cosmetics startups, most often at Seed stage. Most of the 1 investments tracked by Shizune back companies in Latvia. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact David DeRousse?

Public channels for David DeRousse include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### When did David DeRousse last invest?

The most recent investment recorded for David DeRousse closed in Dec 2017. 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 Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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