Sebastian Siemiatkowski Overview

  • Investor Type
  • Angel

  • Investments
  • 15

  • Portfolio
  • 9

  • Exits
  • 5

Exits

Sebastian Siemiatkowski General Information

Description

Mr. Sebastian Siemiatkowski is a Co-Founder and serves as Chief Executive Officer and Board Member at Klarna. He is also an Angel Investor. He holds a degree from the Stockholm School of Economics and has eight years of experience in sales, including being the former Head of Sales at Djuice Uppsala. However, the most noted of Sebastian's accomplishments is that he, along with our two other founders, revolutionized Swedish e-commerce and created the success story we know today as Klarna. He served as Senior Advisor at eEquity.

Business Details

Primary Investor Type
Angel (individual)
Corporate Office
  • Sveavägen 46
  • 111 34 Stockholm
  • Sweden
+46

Sebastian Siemiatkowski Investments (15)

Company Name Deal Date Deal Type Deal Size Industry Company Stage Lead Partner
Talentium 28-Jan-2025 Seed Round Business/Productivity Software Generating Revenue
Nylas 17-Jun-2021 Software Development Applications Generating Revenue
LoveLocal 11-Dec-2019 Business/Productivity Software Generating Revenue
Prion (Business/Productivity Software) 01-Oct-2019 Business/Productivity Software Generating Revenue
Upcomer 10-Jun-2019 Publishing Generating Revenue
Depop 07-Jun-2019 Information Services (B2C) Generating Revenue
Lyst 31-Oct-2018 Specialty Retail Generating Revenue
Steven 29-Nov-2017 Financial Software Generating Revenue
Prion (Business/Productivity Software) 01-Jun-2017 Angel (individual) Business/Productivity Software Generating Revenue
Budbee 30-Jan-2017 Angel (individual) Logistics Generating Revenue

Sebastian Siemiatkowski Exits (5)

Company Name Exit Date Exit Type Exit Size
Truecaller 08-Oct-2021 IPO
Depop 02-Jun-2021
Scrive 08-Jun-2020 Buyout/LBO
Upcomer 01-Jan-2020 Merger/Acquisition

Sebastian Siemiatkowski Investments by Industry, Year, and Region

Investments by Industry

Investments by Year

Investments by Region

PitchBook’s data visualizations quickly surface an investor’s historical investments—showing a breakdown of activity by industry, year and region.

Sebastian Siemiatkowski Co-Investors (25)

Name With Exits Lead Partner Series Industry
Flat Capital 2 Series chart Industry bar
Blue Owl Capital Series chart Industry bar
Citi Ventures Series chart Industry bar
Round13 Capital Series chart Industry bar
Tiger Global Management Series chart Industry bar

Sebastian Siemiatkowski FAQs

  • Who is Sebastian Siemiatkowski?

    Sebastian Siemiatkowski is an angel Investor who has made 15 investments.

  • What kind of investor is Sebastian Siemiatkowski?

    Sebastian Siemiatkowski is an angel investor.

  • What does Sebastian Siemiatkowski do?

    As an angel investor, Sebastian Siemiatkowski invests personal money into promising companies, typically in exchange for equity.

  • What has Sebastian Siemiatkowski invested in?

    Sebastian Siemiatkowski has made numerous investments in companies like Talentium, Nylas, and LoveLocal within the Business/Productivity Software and Software Development Applications industries.

  • What has Sebastian Siemiatkowski invested in recently?

    Sebastian Siemiatkowski's latest investment was on 28-Jan-2025 in Talentium, a company within the Business/Productivity Software industry.

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