Our management team consists of highly motivated individuals with a deep knowledge and experience of their particular function coupled with understanding of how best to apply their skillsets to the renewable energy industry. Furthermore, each team member possesses an inherent passion for the environment and climate change action, suitably feeding into the company’s core goal of playing its part in the green energy transition.
Andre has started and lead a diversity of multiple companies before he entered into the renewable sector in 2010. Started in the financial world leading a group of software specialists that covered the implementation of special software in dealing rooms at large Dutch financial institutions. After 19 years working with nulls and zeros, Andre followed his dream and developed, designed, engineered, and constructed the largest indoor skydive facility in Europe in 2006. In the years after the concept was introduced worldwide. In 2010 Andre led a team of engineers to realize a 450 MW windfarm in the North Sea. With that experience he entered the young world of solar in Europe. Worked there as a business developer for Engie in Belgium and the Netherlands. In 2016 Andre challenged himself and started within the Unisun Group in the Netherlands. The challenge paid off and he build the team under his management to the current full EPC and O&M company in Rotterdam. In 2021 a share transfer was achieved and the cooperation with Alternus started. Throughout all of his achievements in every sector, Andre strongly believes that people are the most valuable asset for any business.
Leon joined Unisun in 2018 with great interest to become part of the fast-growing solar-PV industry. For more than 25 years Leon worked in the Oil and Gas industry, in Engineering, Design, Construction, Commissioning and start-up with International Oil Companies and global operating Main Contractors in various senior management roles. Leon has an excellent worldwide reputation in delivery of major EPC construction projects. He has spent more than 15 years overseas of which the last 15 years, till 2018, in the Middle East. The last 5 years in the Middle East, Leon was involved as partner in the development, sales and realization of the World’s largest Observation Wheel (250mtr) which was built in Dubai (UAE). It is this broad experience and skill sets that enables him to facilitate the Company’s ambition in growth and expansion. Since April 2021, Leon has become a partner of the Unisun Holding and appointed as Chief Operations Officer (COO) for all operating companies.
O&M PV Engineer
Cecilia recently joined Unisun Energy as Operations and Maintenance PV Engineer. Owing to her most recent experience as Operations Engineer at the start-up AMMP Technologies B.V. where she supported companies in developing countries monitoring their solar systems remotely, Cecilia understands fully how to support Unisun Energy as well as Uper Energy in the monitoring of solar installations and the guaranteeing of a high level of their performance. With a diverse professional portfolio that spans from working as a PV Engineer at the EPC company Williams Solar in the Caribbean, and as Assistant Project Coordinator at GIZ (Deutsche Gesellschaft für Internationale Zusammenarbeit) to finance renewable energy projects in Africa, Cecilia can provide not only technical but also managerial insights to the team. Cecilia holds a MEng in Renewable Energy from University of Exeter, UK.
Qian joined Unisun Energy in 2019 as the Operation and Maintenance engineer for the business of Uper Energy Europe, in which she helped to set up the online motioning platform and to build up the services business structure for Uper. By monitoring real-time performance of solar projects, identifying and troubleshooting problems, communicating with suppliers and coordinating subcontractors on site, Qian ensures all the O&M activities performed at project sites comply with the best services level in the PV market. By combining innovative data and analytics, Qian keeps tracking and predicting energy production for multiple projects, conducting data analysis of system performance ratio. Qian is actively involved with business development actives for Uper Energy Europe, including project tendering and partnership management. Qian holds a master degree of Sustainable Energy Technology from Technology University of Delft, specializing in Energy Storage techniques with broad-ranging expertise and extensive research experience. Qian is passionate for energy transition, with enthusiasm for interdisciplinary research at the interface of data analysis, energy system modelling and policy making.
Business Development Manager
Marc Ebben has been active in the packaging industry for almost 20 years and held various sales manager and director, (global) business development and plant management roles. He started his journey in the packaging industry with Kappa, SKG nowadays and continued his journey with Weidenhammer Packaging, later Sonoco, before moving to Stora Enso and Corex. The last years he focussed on the development of renewable materials-based packaging with the major FMCGs for their chocolate, confectionary, and snacks packaging to replace non-renewable materials-based packaging. Marc is a member of the Dutch Packaging Professionals Association (VNV). September 2020, he started as Business Development Manager at Unisun Energy B.V., a renewable energy company. Unisun develops, optimizes, maintains large scale ground, water and rooftop based solar energy installations for themselves and for third parties. Unisun Energy also offers renewable energy solutions which do not only include solar panels, but also energy storage, charging and fullservice solutions to (multi-site and border crossing) companies.
Ronald van Drunen
Ronald has over 30 years of experience with (electrical&mechanical) (international) installation projects and extensive knowledge and expertise in engineering & implementing technical projects. Having joined the Unisun Energy team in January 2020 Ronald has been responsible for preparation and execution of several projects in the Netherlands and is a certified electrical engineer.
Vinod is an engineer with master’s on Sustainable Energy Technology from Technical University of Delft. He worked with TNO in developing an energy model for a first of its kind Solaroad ‘A solar energy harnessing bike path’. He has 4 years of experience in the field of solar energy, worked extensively on a broad spectrum of PV industry from residential PV, building-integrated PV and utility-scale PV. He is with Unisun energy since 2019. He is actively involved in engineering utility-scale PV and O&M activities to maintain and optimize the park. He is constantly looking out for newer sustainable technologies to widen the services provided by the company. He is currently working on drone technology to map the health of the solar park and hence optimize the same.