Joost den Hartog

MSc TIAS | Sales Manager Vandebron | Founder Thundu 🌱

Amsterdam, North Holland, Netherlands

About

Hi! I’m a commercial optimist driven by change and impact. 🌱 I bring this into practice through my work at Vandebron and my foundation Thundu. With Thundu, we create a place for African children to come together, have fun and develop themselves while playing sports. If you're interested in supporting meaningful projects, let’s connect! Learn more: thundu.nl

Experience

  • Founder at Stichting Thundu
    Mar 2025 - Present · 1 yr 5 mos

    With Thundu, we create a place for African children to come together, have fun and develop themselves while playing sports – in places where it’s most needed We achieve our mission with your help, and by offering businesses the opportunity to increase their visibility while doing good Learn more: thundu.nl

  • Vandebron (2 yrs 7 mos)
    • Sales Manager
      Nov 2025 - Present · 9 mos

    • Acquisition Lead
      Mar 2025 - Nov 2025 · 9 mos

    • Channel Manager New Business & Partnerships
      Mar 2025 - Nov 2025 · 9 mos

  • Fairphone (Full-time · 1 yr 3 mos)
    • International Account Manager (Nordics, Taiwan)
      Jan 2023 - Jan 2024 · 1 yr 1 mo

      Within Fairphone, I was responsible for the partner activities in the Dutch, Nordic and Taiwanees market. The main goal of my role was to increase sales via several partners. As AM in different countries, I’ve learned to negotiate and to work together in diverse cultures, be creative and seize opportunities.

    • Account Manager (Netherlands)
      Nov 2022 - Jan 2024 · 1 yr 3 mos

      As AM, I’ve learned to convince partners of the sustainable goal of Fairphone by managing the accounts, the promotional calendar, and to provide trainings with the objective to grow sales.

  • Commercial Manager Linkd (previously Van der Linden) at Vattenfall
    Mar 2018 - Oct 2022 · 4 yrs 8 mos

    At Vattenfall (previously the Van der Linden Group), I was responsible for the business-to-business service product Linkd. This business unit provides an extra service for Real Estate companies. As commercial manager, I have learned to let a business unit growth both strategically, tactically, and operationally. Together with my Masters, I have gained commercial knowledge and knowhow.

  • Account Manager New Business Linkd (later Vattenfall) at Van der Linden - makelaardij + vastgoedmanagement
    Mar 2018 - Nov 2021 · 3 yrs 9 mos

    At Van der Linden (later Vattenfall), I was responsible for the business-to-business service product Linkd. This business unit provides an extra service for Real Estate companies. As commercial/account manager, I have learned to convince on C-level, create new business and I’ve participated in many commercial projects (like building an app).