Marc Grün

McKinsey | BCG | TUM

Hanau am Main, Hesse, Germany

About

Passionate about solving complex problems with technological solutions.

Experience

  • Founder at Elevyn - Your AI Coach
    Jun 2025 - Oct 2025 · 5 mos

    Developed Elevyn, an iOS app that helps users achieve personal goals through AI-generated daily tasks. Designed and implemented the full app lifecycle from architecture to deployment on the App Store.

  • Visiting Associate at Boston Consulting Group (BCG)
    Feb 2025 - Apr 2025 · 3 mos

    Financial Institutions, Data Science at BCG X

  • Fellow Intern at McKinsey & Company
    Oct 2024 - Dec 2024 · 3 mos

    Retail & Consumer

  • Procter & Gamble ()
    • Dual Studies Business Informatics - Data Science (B.Sc.)
      Sep 2021 - Sep 2024 · 3 yrs 1 mo

    • Brand Operations Intern
      Feb 2024 - May 2024 · 4 mos

      Business process automation and optimization for media processes.

    • Data Science Intern
      Aug 2023 - Nov 2023 · 4 mos

      Applied the state-of-the-art causal inference methods to measure a data science application. Developed on an automated Test&Control system rolled out in Europe.

  • 180 Degrees Consulting Frankfurt (10 mos)
    • Consulting Director
      Apr 2024 - Aug 2024 · 5 mos

    • Student Consultant
      Nov 2023 - Apr 2024 · 6 mos

      Developing product strategy for a sustainable start-up. 180 Degrees Consulting is the world's largest student consultancy for non-profits & social enterprises offering sustainable and impactful consultancy services.