About us | Our Team

Jonny Harris  |  Founder & Director


Jonny is a Civil Engineer with over 15 years of experience in the South African and UK water sectors.  He started Isidima Design and Development in 2014 to focus on the research, design and implementation of effective sanitation and wastewater treatment systems that help to build thriving livable cities.


Currently based in Cape Town, Jonny combines his expertise as a Chartered Engineer and Chartered Water and Environmental Manager to deliver appropriate sanitation and ecological wastewater treatment solutions.  This includes several projects working with the urban poor to help change the landscape of informal settlements through the provision of effective sanitation and greywater management systems.

Chicco Mbabala  |  Draughting & Site Supervision


Chicco joined Isidima in January 2015 as chief draughtsman. He will also be responsible for the site supervision of various projects around the Western Cape.

Xanthe Roux  |  Environmental Engineer


Xanthe was born in Zimbabwe, spent the early part of her life moving around the world but ultimately has ended up in South Africa. She has an honours degree in Fine Arts from the University of Cape Town, an honours degree in Civil and Environmental Engineering from the University of Witwatersrand and a master’s degree in Integrated Water Resources Management from McGill University in Canada. She is passionate about ecological wastewater treatment and finding sanitation solutions that meet people’s needs while maintaining a respectful balance with the environment.

Ross Roberts  |  Civil Engineer


Ross grew up in Zimbabwe and moved to study Civil Engineering at the University of Cape Town in 2011. There he completed his BSc (Eng) in Civil Engineering and has now joined Isidima. He is pationate about seeing dignified service provision to every citizen and efficient, sustainable and environmentally friendly water management.

Debbie Harris  |  Marketing Director


Debbie has been with Isidima since it's inception in 2014 and directs the various marketing activities. Her experience and knowledge in business strategy for SMMEs has proved invaluable to Isidima's considerable growth to date. She is eager to see dignity restored to people and the enviroments in which they live through the projects Isidima carries out.

Sabelo Domo |  Marketing & Sales

With a captivating smile and a contagious laugh, Sabelo will be the most pleasant salesman you've ever encountered. He is a proactive and highly motivated individual currently in completion of a Bachelor in Business Administration degree (TSiBA education). There he is specializing in entrepreneurship and leadership for which he was awarded a scholarship. He has facilitated and lead young people over five years in various programmes with a passion to uplift previously disadvantaged communities. Sabelo's keen interest in problem solving, background in sales & marketing and joyful personality are a unique asset to the Arumloo team.

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Isidima Design and Development (Pty) Ltd.

T: +27 79 691 4510

E: info@isidima.net

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