For more than a quarter century, Reonac Energy Systems inc. has been on the forefront of industrial, commercial and residential energy. Environmentally friendly energy represents such a major part of our business, we have decided to form an entire division dedicated to developing this ever-expanding field. THINK Green Solutions, a division of Reonac Energy Systems, has one mission: to stay on the cutting edge of renewable energy, create, develop and optimize supply chains and networks in order to provide our many clients with groundbreaking new products designed to save both money and energy.