Northern Environmental Design is a dynamic ESD consultancy which provides pragmatic consulting advice and prompt service delivery. Our core team of ESD consultants, assessors and engineers work together to deliver a comprehensive range of sustainability services to deliver higher performing sustainability outcomes.

Founder : Dr. Jean Jonathan Duverge


  • PhD (Built Environment)
  • Certificate 4 in NatHERS Assessment
  • Advanced Diploma of Engineering Technology (Mechanical)
  • Bachelor of Engineering (Mechanical) with Honours
  • Master of Engineering Management (Environmental Sustainability and Renewable Energy)
  • Member of Engineers Australia   

Jonathan is a mechanical engineer who has been working in the engineering industry for over 12 years. He has been working as an ESD mechanical engineer for several years in a well-known engineering and ESD consultancy business in Melbourne. He is an accredited NABERS Assessor, a Green Star Accredited Professional and also an accredited Thermal Performance Assessor.