Selected clients

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Our achievements

150

Digital products launched

150

Digital products launched

87%

Average client retention rate

87%

Average client retention rate

4

Teams working globally

$1.2B

Client revenue growth

Case Study

o2 Brand Refresh: From Customer-First Strategy to Brand Design Rollout

Case Study

o2 Brand Refresh: From Customer-First Strategy to Brand Design Rollout

Case Study

o2 Brand Refresh: From Customer-First Strategy to Brand Design Rollout

Customer reviews

Hear from our clients and see why Andersen is rated 4.97/5 on Clutch.co

  • “Chantal’s brand design expertise gave our o2 team a fresh perspective on how to optimize our brand management process. She led complex brand projects with exceptional clarity, communication and professionalism, and her precision in execution made our brand relaunch a success.”

    Caroline Girardet

    Senior Brand Manager, Telefónica Germany

  • “Clear, strategic, and fast. Chantal’s brand guidance sharpened our positioning and brought consistency to our visual identity. She has a strong focus on simplicity, which our team really appreciated. She brings the right mix of creative energy and professionalism — a great partner and highly recommended.”

    Bianca Hörner

    Head of Finance, Ourvita Germany

  • “Andersen captured our spirit while maintaining scientific credibility and the technical excellence we demand.”

    Anastasia Liapis

    Global Head of Innovation, HP Health Solutions

  • “Creative work with heart and soul. Unique concepts, precise execution and absolute professionalism. I can highly recommend working with Mrs van der Bol.”

    Alessandra Mels

    Alessandra Mels

  • “Creative work with heart and soul. Unique concepts, precise execution and absolute professionalism. I can highly recommend working with Mrs van der Bol.”

    Alessandra Mels

    Art Director, Deutsche Tiernahrung Cremer

  • “Chantal brings deep marketing expertise and a strong understanding of corporate environments. I highly recommend working with her.”

    Anastasia Liapis

    Global Head of Innovation, HP Health Solutions

  • “Clear, strategic, and fast. Chantal’s brand guidance sharpened our positioning and brought consistency to our visual identity. She has a strong focus on simplicity, which our team really appreciated. She brings the right mix of creative energy and professionalism — a great partner and highly recommended.”

    Bianca Hörner

    Head of Finance, Ourvita Germany

  • “Chantal’s brand design expertise gave our o2 team a fresh perspective on how to optimize our brand management process. She led complex brand projects with exceptional clarity, communication and professionalism, and her precision in execution made our brand relaunch a success.”

    Caroline Girardet

    Senior Brand Manager, Telefónica Germany