Our Team
We live, work and play sustainability!

The Ecolution Consulting team is based in Cape Town and Johannesburg. A dedicated team who not only apply sustainability in their business approach, but in their day-to-day lives. It is the infectious passion of each team member at Ecolution Consulting that makes the success of the business, and the difference it makes, possible.

Meet the Team

André Harms

Founder, Director
& Sustainability Engineer

  • BSc Eng Electro-Mechanical Engineering (UCT)
  • Renewable Energy Professional (REP)
  • Qualified Commissioning Process Provider (QCxP)
  • Green Star SA Accredited Professional (GSSA AP+ for New Build, Existing Building Performance, Sustainable Precincts)
  • Net Zero Accredited Professional
  • EDGE (Excellence in Design for Greater Efficiencies) Expert & Auditor (GBCSA)
  • Assessor & Faculty Member (GBCSA)

Founder, director and lead engineer, André Harms, has a degree in Electro-Mechanical Engineering and a passion for the environment. This is a fundamental combination that has led André into the field of green building and sustainability consulting in the built environment. 

Having worked in various engineering sectors for several years André has racked up valuable experience. Areas of experience include a few years in industrial design, homologation and 14 months in Antarctica as mechanical engineer and team leader of the SANAE overwintering expedition. André is a certified Renewable Energy Professional and is recognised by The Association of Energy Engineers. André has also served on the Technical Advisory Panel for the contextualisation of the Green Star SA sustainable precincts tool and was a lecturer and external examiner for the Environment and Services course of the 2nd and 3rd year architecture students at UCT. 

When not in the office you are likely to find André enjoying the outdoors through various avenues such as camping safaris, hiking and rock climbing among others. 

Wardah Safi

Sustainability &
Green Building Consultant

  • Bachelor in Architecture Studies (UCT)
  • BTech in Construction Management (CPUT)
  • Fundamentals of Project Management Course (UCT)
  • Energy Management Course (Eskom)
  • Green Star SA Accredited Professional (GSSA AP+ for New Builds)
  • Assessor & Faculty Member (GBCSA)

Wardah Safi holds a Bachelor in Architecture Degree as well as a BTech in Construction Management which led her into employment assisting with a renewable energy project. This sparked her love and passion for sustainability and willingness to actively making a positive impact on the environment. The constant drive to consciously do better for the environment has placed her in fortunate positions to contribute to the industry as an Accredited Professional in Green Buildings.

In the few years working in the Green Building industry, she has overseen multiple Green Star certification processes by engaging with both project design teams as well as the co-ordination and management of internal office teams. She believes that sustainability extends far beyond just the building and it’s envelope but also in business practices and operations and the overall well being of an organization and it’s employees. Thus, making her a key player in assisting with the upkeep and maintenance of office tools, systems and processes as well as employee engagement and well-being.
In her spare time, you can find Wardah busy designing beautifully modest female garments for a passion project clothing label she co-owns with her sister. In addition to that, she also enjoys being active with interests that lay in muay thai, boxing and hiking. 

Cornelia Oberholzer-Mey

Sustainability &
Green Building Engineer

  • MArch Sustainable & Energy Efficient Cities (WITS)
  • Certified Energy Manager (CEM)
  • ISO 50 001 Energy Management Systems Implementation Expert
  • BEng Electrical and Electronic Engineering with endorsement Information Technology (UJ)
  • BSc Information Technology (UJ)
  • EDGE (Excellence in Design for Greater Efficiencies) Expert & Auditor (GBCSA, GBCI, SGS)

Cornelia is a Certificated Electrical Engineer who has swapped a career in the mining industry for the rewarding field of sustainability engineering. Having worked in industrial environments for several years, she not only strongly believes that there are many environmentally sustainable alternatives available, but that more energy efficient processes and solutions can also have a positive financial impact on companies’ bottom lines.

With years of experience across a wide variety of engineering disciplines, she has a strong background in project, maintenance and safety management on projects both large and small.

In the evenings or over weekends you’ll find Cornelia reading fantasy fiction or about personal finance, taking a stroll through leafy suburbs, or trying out another Indian cuisine recipe.

Ayesha Nakhwa

Sustainability & 
Green Building Engineer

  • BSc Eng Chemical Engineering (UCT)
  • MSc Eng Chemical Engineering (UCT)

Ayesha Nakhwa has a Masters degree in Chemical Engineering with previous consulting experience. With a keen interest in efficiency and developing solutions to complex problems she joined Ecolution Consulting to be able to see the positive impact of her work.

In her spare time, Ayesha enjoys spending time with her loved ones, baking and going for walks.

Sibulele Candy jonas


  • National Higher Certificate in Accountancy – Cost and Management Accounting (CPUT)

Sibulele obtained a National Higher Certificate in Accountancy (Majoring in Cost and Management Accounting) at CPUT. 

Previously employed as an administration clerk at the Department of Health, Afrika Tikkun and Lewis group, she then decided to expand her knowledge in accounting, business management and sustainability by joining Ecolution consulting. She is very excited about joining the team because she believes in being environmentally responsible.

In her spare time she enjoys reading books, spending quality time with her family and friends and trying out new recipes in the kitchen.

Catherine Luyt

  • MSc Urban Strategies & Design (Edin)
  • PGD Environmental Management (SU)
  • BA Social Dynamics (SU)
  • Green Star SA Accredited Professional (GSSA AP+ for Interiors & Existing Building Performance)
  • Net Zero Accredited Professional
  • LEED Accredited Professional (LEED AP – Building Design & Construction)
  • EDGE Expert

Catherine Luyt has a BA degree in Social Dynamics majoring in Political Science, Economics, and Geography and Environmental Science. She then decided to pursue the latter in her postgraduate studies and completed a Post-Grad Diploma in Environmental Management.

After working with Ecolution for 18 months she then returned to her studies and completed an MSc in Urban Strategies and Design at the University of Edinburgh, with a focus on sustainable urban design practices, both environmentally and socially. Her research dissertation discussed the realities of affordable housing in Cape Town city centre as a means of desegregating the city and providing equal opportunities for all. Catherine has a passion for green building practices on a city-wide scale in order to make a real and notable impact to the South African building industry.

In her spare time Catherine can be found enjoying her passion for running or taking full advantage of what Cape Town has to offer from cafes to the coast.

Thomas Hugo

Sustainability Engineer & 
Energy Modeller

  • MSc Chemical Engineering (SU)
  • BEng Chemical Engineering (SU)
  • Green Star Accredited Professional (GSSA AP – New Buildings)
  • Member of SAIMechE

Thomas has a background in process engineering (MSc Chem Eng) and has worked in the field of renewable energy and energy efficiency over the past 8 years. He specialises in building performance modelling for informing building design as well as building certification work.

His main design experience lies with optimisation of building facades and services by finding a balance between heating and cooling, thermal comfort, and daylight. Thomas has successfully completed the certification modelling tasks for various registered Green Star SA submissions, and many SANS 10400 XA assessments for building approval.

In his spare time, Thomas enjoys being in the outdoors as it is his way of relaxing and recalibrating his body, mind and heart. He will often be found trail running or kayaking in and around the mountains of the Western Cape. 

Dr James Joubert

Sustainability Engineer & 
Energy Modeller

  • PhD Mechanical Engineering (SU)
  • MSc Eng Coastal Engineering (SU)
  • BSc Eng Civil Engineering (SU)
  • EDGE Expert

James is a qualified Civil Engineer with an MSc in Coastal Engineering and a PhD in
Mechanical Engineering. His love of the ocean and passion for sustainable
development solutions guided him to pursuing postgraduate studies in wave energy conversion, where he also gained valuable consultancy experience.

Since then, the desire to find practical ways to implement measures that reduces the impact of development on the natural environment has led him to the sustainable- and green building industry. First as a project manager for an eco-residential property developer and currently applying his problem-solving engineering skills to sustainable development at Ecolution.

When not working, James enjoys being outdoors in nature – either surfing, playing
football with friends or walking in the mountains.

Obayd Hoosain


  • BSc Construction Studies
  • BSc Honors Quantity Surveying
  • Green Star Accredited Professional (Green Star AP New Build)

Obayd is a qualified Quantity Surveyor with a B.Sc. in Construction Studies and B.Sc. Honors in Quantity Surveying. After working within the build environment for several years. His affinity with nature and the protection thereof, led to him following his interest in a post graduate studies in sustainable development, and is currently still completing a Post-Grad Diploma in Sustainable Development. With a background in Quantity Surveying both within property development and consultancy has definitely exposed him to an array of project experience. This has defined his focus on incorporating sustainable practices within the engineering and build environment. When asked why he pursued becoming a Sustainability Consultant :‘I decided to embark on a journey with like minded people that sees sustainable change more than just a top-down process, it involves learning and growing together so that we all can make a difference in our daily lives incrementally toward a better, sustainable future.”In his spare time you can find Obayd outdoors hiking and running in the mountains, or taking full advantage of the surf breaks around Cape Town when he’s not chasing down sunrises and sunsets with his camera.