Catherine developed a passion for clean energy and technology in 2011. She worked at the United Nations developing relationships with governments on public-private partnerships and subsequently took a job as a Consultant at Acre Resources, a global recruitment firm focused on energy and sustainability. Catherine founded recruitment business McLean Ross in 2011, with a core focus on placing sales and marketing professionals within the energy and utility industry. In 2017, McLean Ross merged with global engineering recruitment business JDR Energy, creating JD Ross Energy.

With a growing need for diversity in clean energy, Catherine launched Dylan Green in 2019, placing diverse commercial professionals within the clean energy market.