About Venture Werk

Our Vision

At Venture Werk, we focus on supporting startups, scaleups and corporates to develop digital strategies in the energy space. Our aim is to fasttrack the energy transition towards a highly digital, clean energy world.

Dr. Christian Feisst
Strategy & Product

Dr. Christian Feisst is a leading expert in the digital energy industry. He founded companies and made successful exits. He is advising clean-tech funds, startups, scale-ups and energy corporates to develop successful digital strategies and products. Christian has 25+ years of experience in the energy industry. He is invited as conference speaker on digital energy topics. As an entrepreneur, he led leading tech and AI teams in startups and corporates. Christian has an extensive network in the energy industry.

Henrik Schapp
Product Marketing & GTM

Henrik Schapp is a product marketing expert in digital energy solutions and go-to-market strategy with over 20 years of leadership experience across energy, software, and SaaS industries. He joined Christian Feisst in co-founding a green tech SaaS start up in 2011 and played an important role in building and marketing innovative energy management products and platforms as well as energy communities. Henrik held senior positions at leading energy tech companies, using his deep domain knowledge in energy, strong marketing acumen, and a broad industry network.

Maren Schmidt De Angelis 
RE Consulting, M&A

Maren Schmidt De Angelis is a leading expert in the renewable energy and cleantech sectors. She has held Managing Director roles in global corporations and venture-backed start-ups. Her focus includes cross-border M&A and consulting, sustainability transition, renewable generation, efficiency, electrification, and digital transformation. Maren has extensive international experience and a strong network across the energy industry.

Joachim Rupp
RE Consulting, M&A

Joachim Rupp is a seasoned executive with deep expertise across the Electronics, Renewable Energy, and HVAC sectors. He holds a degree in Electrical Engineering and an MBA from EDHEC Business School, and has served in senior leadership roles at global firms including Hitachi, Samsung, Viessmann, and Detra Solar.

A committed advocate of the energy transition, Joachim combines strategic foresight with hands-on execution to accelerate the shift toward sustainable energy and reduce CO₂ emissions. His expertise spans M&A, post-merger integration, business development, and scaling technologies and business models across international markets. As such, he advises corporations and investors on aligning technological innovation with capital to deliver long-term impact.

Beyond his professional work, Joachim is also active in environmental advocacy, most notably as co-organizer and active participant in the Journey to 0, a pan-European cycling initiative raising awareness for a fossil-free future and supporting SolarAid’s mission to bring clean, safe solar energy to off-grid communities.

Let's work together!

Your partner for building new businesses in the digital energy world!

We are ready to jointly develop your digital energy strategy. Contact us for support.

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