Demetrios Branis

Sourcing & Procurement

New York, New York, United States

About

Experience

  • Procurement Manager at MongoDB
    Dec 2025 - Present · 7 mos

  • Procurement Manager at Celonis
    Sep 2021 - Dec 2025 · 4 yrs 4 mos

  • Director, IT Sourcing at Morgan Stanley
    Jun 2020 - Sep 2021 · 1 yr 4 mos

  • Procurement Operations Specialist / Procurement Specialist at Chain IQ Group AG
    May 2014 - May 2020 · 6 yrs 1 mo

    ChainIQ is an independent spin-off from UBS.

  • UBS (3 yrs 4 mos)
    • Associate Director: Tactical Buying / P2P Lead - Americas
      Mar 2013 - May 2014 · 1 yr 3 mos

    • Procurement Tactical Buying Associate / P2P Lead - Americas
      Jun 2012 - Mar 2013 · 10 mos

    • Procurement Tactical Buying Associate
      Feb 2011 - Jun 2012 · 1 yr 5 mos