Felix Holderberg

About

Experience

• Director Strategy & Operations at Sonar Real Estate GmbH
  Oct 2025 - Present · 9 mos

  - Lead Strategy & Organisation - Lead AI, Digital & IT - Lead ESG - Lead Governance

• Mentor at MentorMe
  Sep 2016 - Present · 9 yrs 10 mos

• Head of Digital Core Business at Drees & Sommer
  Jan 2023 - Oct 2025 · 2 yrs 10 mos

  - Responsibility for internal digitalization advisory services - Strategy Advisory - Digital Advisory - Transaction Advisory (Buy- & Sell-Side) - Data & Analytics Lead - BI Specialist

• EY-Parthenon (Full-time · 8 yrs)
  • Director | Strategy and Transaction | Real Estate
    Oct 2021 - Dec 2022 · 1 yr 3 mos

    - Strategy Advisory - Digital Advisory - Transaction Advisory (Buy- & Sell-Side) - Data & Analytics Lead - BI Specialist

  • Young Leadership Board | Strategy and Transaction | Member and Lead
    Mar 2019 - Dec 2022 · 3 yrs 10 mos

    - Lead of advisory board to senior management for Germany - Member of advisory board to senior management for Europe West

  • Manager | Strategy and Transaction | Real Estate
    Jan 2015 - Oct 2021 · 6 yrs 10 mos

    Transaction Advisory Service Real Estate

• GESOBAU AG (8 yrs 3 mos)
  • Group Risk Manager | Real Estate Controlling
    Oct 2009 - Dec 2014 · 5 yrs 3 mos

    - Responsibility for risk management and risk reporting - Real estate valuation of the entire portfolio - Annual accounts, quarterly reports & management reporting

  • Portfolio Manager
    Oct 2006 - Sep 2009 · 3 yrs

    - Responsibility for overall portfolio strategy, investment planning & scoring model - M&A - Rent planning & development