Meet the team behind Twilla

Our team brings a wealth of experience that will guide our clients to achieve the best possible results.

William Ian Zeelie (Director)

William is a 55 year old South African citizen with 36 years experience in the energy and infrastructure sectors. Extensive experience in strategy formulation, leadership guidance, operational improvement and executive mentoring, with specific skills  around project development to financial close. He sat on the board of numerous internal Group Five entities as well as an external entity namely Lesedi Nuclear Services Pty Ltd. Willie Zeelie is a member of the Engineering Council South Africa (ECSA), as well as a member of the South African Institute of Electrical Engineers (MSAIEE) and institute of Directors (IOD).


Karen Ashley Cumming
Karen Ashley Cumming (Director)

Karen is a Charted Accountant and Director of Twilla with over 10 year’s experience in managing the financial tasks of a listed Construction Company. Her role within the business is to provide financial advice, assisting clients with African Project implementation , asset management and strategic advice and direction in respect of financial information and risk mitigation.

Jessica Chelsea Day
Jessica Chelsea Day (Marketing and Business Officer)

Jessica is a 26-year-old South African woman. She attended Monash University South African. While attending, she completed both her Bachelor of Business Science Degree in which she double majored in Marketing and Management, as well as completing her Honours in Business Science (Marketing). She has worked as an intern at Ogilvy & Mather at the Go advertising agency. She is responsible for the Finance and Administrative duties, as well as Marketing and Business Research