# Nina Siemiatkowski

**Source:** https://www.startuphub.ai/people/nina-siemiatkowski
**Profile type:** Person

## About

Nina Siemiatkowski co-founded Flat Capital and is also the founder of Milkywire, an impact company focused on climate and nature investments. She is also the founder of the Siemiatkowski Foundation.

## Key facts

- **Slug:** nina-siemiatkowski
- **Title:** Co-Founder

## JSON-LD

Structured data aligned with this page's `<script type="application/ld+json">` (included when the profile is server-rendered).

```json
{
  "@context": "https://schema.org",
  "@graph": [
    {
      "@type": "BreadcrumbList",
      "itemListElement": [
        {
          "@type": "ListItem",
          "position": 1,
          "name": "Home",
          "item": "https://www.startuphub.ai"
        },
        {
          "@type": "ListItem",
          "position": 2,
          "name": "People",
          "item": "https://www.startuphub.ai/people"
        },
        {
          "@type": "ListItem",
          "position": 3,
          "name": "Nina Siemiatkowski",
          "item": "https://www.startuphub.ai/people/nina-siemiatkowski"
        }
      ]
    },
    {
      "@type": "ProfilePage",
      "@id": "https://www.startuphub.ai/people/nina-siemiatkowski#webpage",
      "url": "https://www.startuphub.ai/people/nina-siemiatkowski",
      "name": "Nina Siemiatkowski - Co-Founder | StartupHub.ai",
      "description": "This is the StartupHub.ai profile of Nina Siemiatkowski. Nina Siemiatkowski is a Co-Founder. Nina Siemiatkowski co-founded Flat Capital and is also the founder of Milkywire, an impact company focused on climate and nature investments.",
      "dateModified": "2026-08-23T00:00:00.000Z",
      "mainEntity": {
        "@type": "Person",
        "@id": "https://www.startuphub.ai/people/nina-siemiatkowski#person"
      }
    },
    {
      "@type": "Person",
      "@id": "https://www.startuphub.ai/people/nina-siemiatkowski#person",
      "name": "Nina Siemiatkowski",
      "url": "https://www.startuphub.ai/people/nina-siemiatkowski",
      "jobTitle": "Co-Founder",
      "description": "This is the StartupHub.ai profile of Nina Siemiatkowski. Nina Siemiatkowski is a Co-Founder. Nina Siemiatkowski co-founded Flat Capital and is also the founder of Milkywire, an impact company focused on climate and nature investments."
    }
  ]
}
```