Marianne Dahl joined Boston Consulting Group in October 2021. She leads the Technology, Media & Telecommunications (TMT) practice for BCG in the Nordics, and is affiliated with the B2B team of the global Marketing, Sales & Pricing (MSP) practice.

Marianne has almost 20 years of executive B2B sales and marketing experience in technology and telecommunications industries, and over five years of board experience in a variety of industries. She is an experienced public speaker, keynote speaker, and columnist on sustainability, diversity and inclusion, digitization, and leadership.

Before joining the firm, Marianne was Vice President for Microsoft Western Europe and CEO for Microsoft Denmark & Iceland. She has held senior commercial leadership and board positions in logistics and telecommunications, as well as on government boards on digitization and energy transformation. She has extensive experience with digital and sustainable transformations across industries.


  • MBA, San Francisco State University
  • MSc, Aarhus University


  • Distinguished Alumna, Aarhus University 2019
  • Rising Talent, Womens Forum Deauville 2010