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Dr. Dennis Zeiler

Dr. Dennis Zeiler

Pre-Seed + Seed VC Investor | xdeck | WHU

Cologne, North Rhine-westphalia, GermanyVenture Capital & Private Equity
Company
xdeck
Title
Partner
Seniority
Partner
Department
Master Finance
Location
Cologne, North Rhine-westphalia, Germany
Industry
Venture Capital & Private Equity

About

Dennis is a Venture Capital investor at xdeck (www.xdeck.vc). xdeck invests into early-stage B2B tech startups from across Europe. Currently, xdeck has 25 portfolio firms and Dennis actively oversees 13 of them. Dennis raised the first xdeck VC fund of 20m EUR as part of a team of 4 investors. Next to the VC fund, xdeck also operates an equity-free accelerator program which Dennis helped launch and grow to now more than 100 alumni startups and 20 institutional partner firms. Over the last years, Dennis has led more than 10 junior xdeck team members. Dennis is also an active angel investor with currently five portfolio startups.In addition to his investment activities, Dennis is entrepreneurship lecturer at Steinbeis University and WHU - Otto Beisheim School of Management. He holds a Ph.D. degree from WHU and RWTH Aachen. He co-lectures the annual WHU seminar "New Venture Creation", out of which many successful startups have emerged over the last years, including Afilio, PowerUs, and Wa…

Experience

Partner

xdeck · Cologne, North Rhine-Westphalia, Germany

Present

xdeck is an early-stage venture platform that invests in disruptive B2B tech startups from across Europe. www.xdeck.vc

Pre-Seed Investor (Private Angel Investment)

BONFRY · Berlin, Germany

Present

Pre-Seed Investor (Private Angel Investment)

Plantsalt · Berlin, Germany

Present

Pre-Seed Investor (Private Angel Investment)

Victra Sports · San Francisco, CA

Present

Pre-Seed Investor (Private Angel Investment)

Vamo · Cologne, North Rhine-Westphalia, Germany

Present

https://www.starting-up.de/news/news-investments/vamo-waermepumpen-start-up-sichert-sich-3-mio-euro-finanzierungsrunde.html

Pre-Seed Investor (Private Angel Investment)

10lift · Berlin, Germany

Present

https://www.pitchdrive.com/stories/liftos-raises-round-0

Pre-Seed Investor (Vc)

LawX · Berlin, Germany

Present

Pre-Seed Investor (Vc)

Augmented Industries · Munich

Present

https://tech.eu/2025/09/30/augmented-industries-raises-eur45m-pre-seed-for-faster-ai-guided-workflows/

Pre-Seed Investor (Vc)

VENMATE · Berlin, Germany

Present

https://www.startbase.de/news/venmate-erhaelt-600-000-euro-pre-seed-finanzierung/

Pre-Seed Investor (Vc)

Narratic Labs · Berlin, Germany

Present

Education

WHU – Otto Beisheim School of Management

Dr. rer. pol., Entrepreneurship

WHU – Otto Beisheim School of Management

Master of Science (M.Sc.), Business & Management

Texas McCombs School of Business

Exchange Semester

W. P. Carey School of Business – Arizona State University

Exchange semester

WHU – Otto Beisheim School of Management

Bachelor of Science (B.Sc.) Business & Management

Ziehenschule

Abitur

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