Watts In Store appoints Dennis Gieselaar as CEO to lead accelerated growth

Watts In Store BV announces the appointment of Dennis Gieselaar as Chief Executive Officer. With this move, the company enters a powerful new phase: scaling up the organization, accelerating market expansion, and consistently delivering energy reliability – ensuring that property owners and industries can keep operating, anytime and anywhere.

“Watts In Store is at an exciting tipping point where growth is rapidly accelerating,” says Dennis Gieselaar, the newly appointed CEO. “The demand for smart, scalable energy solutions is increasing quickly. My priority is to strengthen our execution capabilities, sharpen our market proposition, and scale up faster and more consistently with our partners. Our goal is cost-efficient and reliable electricity availability for property owners, developers, and industrial users.”

Ensuring continuity and strengthening the founding team

Co-founders Frank Heijckmann and Gideon Overwater remain closely connected to Watts In Store and, with their experience, continue to be key pillars for the company’s planned growth.

• Frank Heijckmann will focus primarily on accelerating the rollout of the energy reliability proposition, including building and supporting long-term strategic relationships.
• Gideon Overwater will concentrate on the business development side of the company, focusing on developing “Energy Reliability as a Service” and entering new markets.

“With Dennis, we bring in a leader who knows how to manage scalable growth,” says Frank Heijckmann. “He brings the structure and focus that fit the scaling phase we’re in.”
“The market is constantly evolving,” adds Gideon Overwater. “With Dennis as CEO, we strengthen our commercial impact and accelerate our growth in a sustainable, partner-driven way.”

Short bio – Dennis Gieselaar

Dennis Gieselaar (born 1974) has extensive leadership experience in the sustainable energy and installation sector, with a focus on growth strategies, commercial execution, and scalable operations. In recent years, he has worked on various propositions at the intersection of electrical engineering, solar energy, battery storage, and energy management. Dennis is known for his results-oriented approach, partner-driven growth, and sharp market positioning.

About Watts In Store

Watts In Store BV develops and delivers integrated energy solutions that help companies and commercial sites manage electricity flexibly, affordably, and sustainably. Watts In Store combines battery storage, energy management, and services into one scalable solution that ensures continuity.