Company Profile

JDG Consulting are electrical consulting and forensic engineers with expertise in electricity infrastructure and building services electrical engineering. The firm offers a comprehensive range of professional consultative services. Our practical skill and experience enables us to accept a variety of exciting engagements including challenging infrastructure and varied development projects with values from tens of thousands to tens of millions. We are proud of our reputation in the industry to deliver professional consultancy services.

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Our modern PC based offices at Norwest Business Park in Sydney undertake a wide variety of projects from within Australia as well as overseas. We place a significant emphasis on the delivery of our services on time and design for ecological sustainability.



  John D Green                                  Our new office is at Norwest Business Park                          Cheralee Heynes                       Steve Allan             


Green Futures History

JDG Consulting celebrates its 20th anniversary of practice in 2014.

Green Futures Pty Ltd T/A JDG Consulting was established early in 1994. The director principal, John, was previously a director of a large consultancy practice. Subsequently the practice has maintained a premium level of consulting electricity infrastructure (ASP Level 3), building engineering and management services.

Cheralee Heynes and Stephen Allan became associates (company co-directors) in 2014. Cheralee joined the practice in 1997 after four years with a manufacturer. Stephen joined the practice in 2014 after managing an ASP Level 1 & 3 business and many years working in a Supply Authority Network organisation.

The diverse experience of the principal and associates allows us to readily adapt to dynamic marketplace changes and to function effectively within the cyclic nature of the construction industry.

The broad scope of our engineering experience includes problem solving, feasibility study and condition surveys, life cycle analysis, project costing & reporting, detailed & conceptual design, design documentation, specification writing, contract preparation, tender evaluation, contract negotiation & administration, project site supervision, audit, progress claim certification, quality assurance and control, commissioning of plant and equipment, establishment of services plant operations, preventative maintenance procedures essential services certification to BCA requirements.


Engineering Specialities

Our experience includes electricity distribution infrastructure design, electrical building services electrical engineering, lighting design, power reticulation, distribution and generation, lightning protection, telecommunications and information management, automatic fire detection, security access control and surveillance, risk analysis, value analysis, loss adjustment, energy management and expert witness.


Engineering Drawings

Our CAD system is AutoCAD LT 2014 and plotter is a Canon iPF710.


Director's Profile:

John Green JP
  • Bachelor of Technology (Electrical) 1978
  • Master of Science (Building) 1981
  • Fellow, Institution of Engineers, Australia
  • Fellow, Institution of Electrical & Technology (UK)
  • Fellow, National Institute of Forensic Investigators
  • Member, College of Investigative & Remedial Consulting Engineers
  • Retired Member, Australian Institute of Building
  • Registered Minister of Religion
  • Chartered Engineer - Chartered Professional Engineer
  • Registered Professional Engineer, Qld
  • Registered Forensic Investigator
  • Accredited Service Provider (ASP Level 3) NSW
  • Justice of the Peace (NSW)


Engineers Australia

Past-member of the National Engineering Registration Board (NERB)
Past-chairman of the Electrical College Board



Board member:


Associates' Profiles:

Cheralee Heynes MIEAust
  • Bachelor of Engineering (Electrical) 2006
  • Member, Institution of Engineers, Australia
  • Accredited Service Provider (ASP Level 3) NSW
Stephen Allan
  • Certificate IV Business Management 2002
  • Certificate IV Occupational Health & Safety 2010
  • Accredited Service Provider (ASP Level 3) NSW
  • Electrical Contractors Licence. No. 115699C
  • Electrical Trade Certificate 1997
  • Cable Jointing (National AQ111) Integral Energy 1999
  • Overhead Line Work (AQF111) Integral Energy 1999
  • Certificate of Proficiency, Electrical F/M (Dept of Fair Trading) 1999
  • Craft Certificate Electrical Powerlines (NS Commissioner of Vocational Training)
  • Certificate in Live Line Appreciation
  • Certificate in Electronics Technology 1994