About us

Experienced professionals combining chemical engineering and software expertise to solve complex industrial challenges.

Who we are

Welcome to CodeChem Consulting, your trusted partner in management and chemical engineering consultancy within the mining industry. We specialise in optimising operations, enhancing production efficiency, and delivering bespoke software solutions tailored to your needs.


With decades of combined experience across mining, metals, and software engineering, we bridge the gap between technical operations and modern technology. Whether you need process assurance, project safety evaluations, or custom business software, we bring practical expertise and a results-driven approach.

CodeChem Consulting team

Meet our team

Our directors bring hands-on leadership and deep technical knowledge to every engagement.

Yolande Stegmann

Director

B. Eng (Potchefstroom University)
MBA (Henley Business School)

An accomplished Processing Professional with extensive experience in the mining and metals industry. Her strengths lie in production planning, process optimisation, and project management, having successfully led major expansion projects at companies such as MMG and Komato Copper.

Johann Stegmann

Director

B. Eng (Stellenbosch University)
M.Sc Eng. (Stellenbosch University)

Brings over 20 years of experience as a systems architect and software engineer. His expertise encompasses software development, electronic engineering project management, and systems design.