Björn Dethlefsen

Energy Transition Executive | Clean Energy Infrastructure | Energiewende voranbringen – immer mit Leidenschaft & Überzeugung

Langen, Hesse, Germany

About

- Strategy & execution professional with 12+ years experience in consultancy & energy sector/ clean tech sector - Main focus on strategy development, business model development, start up and scaling of business, sustainable growth strategies and execution - Passion for clean tech solutions and sustainability/ ESG initiatives

Experience

  • Head of Sales & Marketing C&I Europe at Dyness Europe
    May 2026 - Present · 3 mos

    Responsible for strategic market entry development and execution. Shape European business unit for commercial & industry (C&I) Battery Energy Storage Systems at Dyness. Core responsibilities: - Development and execution of the go-to-market & sales strategy C&I in Europe - Building a scalable sales engine: sales processes, CRM structures, pipeline management - Positioning the brand in the European B2B market - Building operational excellence in marketing and sales - Direct interface to executive management and close collaboration with product management, engineering, and operations.

  • Geschäftsführer/ Managing Director at Chargemaker GmbH
    Jul 2020 - Apr 2026 · 5 yrs 10 mos

    - Launch and scale Chargemaker, a clean tech startup, focussing on EV charging solutions for the commercial and real estate sector - Develop and execute business strategy, build strong partner networks and achieve strong customer references - Build agile organization with highly efficient and motivated teams - Positioning Chargemaker as a trusted and innovative player in the market with a clear mission - Passionate to bring clean tech solutions into a mass market

  • Mainova AG ()
    • Head of Innovation / Business Development New Energy Services
      Jan 2014 - Jul 2020 · 6 yrs 7 mos

      - Identification of new market opportunities in the field of IoT solutions, e-mobility, reneable energy solutions - Development of market strategies and new business models incl. go2market strategies - Build Joint Ventures and Cooperations to form winning partnerships in the market

    • Head Sales Controlling & CRM
      Sep 2009 - Dec 2013 · 4 yrs 4 mos

      Main role: - Development and implementation of CRM strategy incl. CRM system implementation - Development of sustainable CRM concepts and programs for customer retention, acquistition and regaining (e.g. Customer loyalty program, Lead-Management process, customer lifetime oriented communication) - Responsible of Business unit strategic planning process and monitoring - Derive and manage project portfolio to enchance sales and marketing effectiveness

  • Senior Consultant at Deloitte
    Sep 2005 - Oct 2009 · 4 yrs 2 mos

    Develop and implement strategies and optimization measures to increase business efficiency and effectiveness, e.g.: • Development and implementation of marketing- and sales improvements to increase sales and profits of retail division of car OEM • Feasibility study for market entry of a German retailer to Poland (Market analysis, SWOT analysis, Fit/Gap analysis) • Cross-national assessment and optimization of specific core business processes to increase efficiency and achieve process harmonization for a global catering company

  • Marketing Manager at neckermann.de GmbH
    Jun 2004 - Sep 2005 · 1 yr 4 mos