# Marc Stepken > Marc Stepken is a startup investor in Cologne. See 0 investments, check sizes, portfolio and contact details. Updated Aug 2026. - Type: Angel Investor - Location: Cologne, Germany - Last updated: Aug 2026 - LinkedIn: https://www.linkedin.com/in/stepken/ - X (Twitter): https://twitter.com/stepken Marc Stepken is a startup investor in Cologne. As Senior Sales Consultant Europe/Asia Pacific, Marc Stepken has been handling domain parking, brokerage and acquisition for Sedo’s major international clients since 2008. His experience in the domain industry dates back to 1998: during his legal studies he was already working on registering and trading valuable domain names.Stepken hastaken part in domainer meet-ups in Germany from the beginning, benefiting from his long-standing and profound experience and numerous contacts in the domain industry even today. His expertise is based on the knowledge that he has acquired both as a customer and as a sales consultant at the world’s largest domain trading platform, Sedo. ## Contacts 5 contacts available for Marc Stepken: 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/marc-stepken?utm_source=investor_profile ## FAQ ### How do I contact Marc Stepken? Public channels for Marc Stepken include LinkedIn and X (Twitter). 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. ### 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. # About Shizune Shizune.co is an investor database. Core features: - 48,091 startup investors (angels, VCs, accelerators, and others) - Email, phone, LinkedIn (for intros), socials, and other contact data - Updated daily from public funding news - CSV and Excel export The User can access the full database FOR FREE after signing up: shizune.co