Doug Jeffery - Director
Doug obtained a BSc majoring in Botany and Zoology at the University of Cape Town (UCT) and went on to obtain a MSc in Botany also at UCT. He has worked extensively in the Western, Southern and Eastern Cape both as a professional botanist and co-ordinating EIA processes since 1988.
Registered since 1990 with the South African Council for Natural Scientific Professions as a Natural Scientist in terms of Section 18 of the Natural Scientists Act, 1982. (Reg Number – 159/90)
Registered as a Professional Environmental Assessment Practitioner with the Environmental Assessment Practitioners Association of South Africa (EAPASA). (Reg. No. 2019/1746)
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Louise-Mari van Zyl - Director
Louise-Mari has been practicing as an EAP since 2002 and gained experience with a variety of projects working in the Eastern Cape, Western Cape, Kwazulu Natal, Gauteng and Northern Cape Provinces. She holds a Masters degree in Geography & Environmental Sciences from the University of Stellenbosch.
Registered as a Professional Environmental Assessment Practitioner with the Environmental Assessment Practitioners Association of South Africa (EAPASA). (Reg. No. 2019/1444)
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Dale Holder - Senior Environmental Consultant, GIS Technician & ECO
Dale graduated from the Technicon Pretoria in 1999 with a National Diploma in Nature Conservation. He worked as a Socio-Ecologist for SANParks and as Project Manager for the Department of Marine and Coastal Management. He started working as an environmental practitioner in 2002. His focus is currently on Renewable Energy Infrastructure Assessment, but is also involved with assessments in various other industries.
Registered as a Professional Environmental Assessment Practitioner with the Environmental Assessment Practitioners Association of South Africa (EAPASA). (Reg. No. 2019/301)
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Siân Holder - Environmental Consultant, EE & ECO
Siân completed a National Diploma Nature Conservation (Pta Tech), B-tech Nature Con. (NMMU) and a Masters Degree in Environmental Education (Rhodes University). She joined our team in 2008. She worked as Environmental Assessment Practitioner for many years, but her current focus is on Environmental Control and Monitoring, Rehabilitation and Alien Invasive Management.
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Mariska Byleveld - Junior Environmental Consultant
Mariska joined Cape EAPrac in April 2022 . She completed her BSc in Geology in 2016, BSc Hons in 2017 and holds a MSc in Geology from the University of the Free State (2020). She worked as Geologist for two years before she joined our team. She is working as a Junior Environmental Assessment Practitioner.
Registered as a Candidate EAP (Reg. No: 2023/6593)
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Francois Byleveld - Junior Environmental Consultant 
Francois joined Cape EAPrac in May 2023. He completed a BSc in Geology in 2016, BSc Hons in 2017 and holds a MSc in Geology from the University of the Free State (2019). After working in the petroleum industry, he joined our team. He is working as a Junior Environmental Assessment Practitioner.
Registered as a Candidate EAP (Reg. No: 2023/6770)
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Carin Naudé - Business Administrator