Who We Are

Our assembled Team of Experts are responsible for the design and delivery of some of the World's most innovative water related monitoring and management systems. 

Mark Wolf

Principal Consultant

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Mark has more than 35 years expertise and experience in the design, integration and delivery of water related real time systems. Mark commenced his career with New South Wales Public Works, Sydney, Australia in 1979 prior to commencing Greenspan Technical Services in 1995 and now Emalte.


Mark is a highly experienced: project manager, contract administrator and team builder. Mark's career highlight being the design and delivery of the Flood Detection System for the Kuala Lumpur SMART Tunnel. Throughout his career Mark has been awarded and commended for his excellence in technical innovation and for delivering world leading solutions that address water related challenges .


Senior Engineer

Peter Johnston

Peter has more than 20 years expertise and experience in the design of integrated instrumentation, telemetry and communications systems. Peter commenced his career with Energy Australia. Peter continued to gain experience with ANSTO and Serck Controls prior to being invited to join Greenspan Technology by Mark Wolf.


Peter is now a Specialist Consultant with an wealth of knowledge in his respective fields. Peter worked with Mark Wolf on a number of major projects including the design of the communications and SCADA software systems for Hydro Power Inflow and Forecasting Systems in Indonesia and the Philippines, the SMART Tunnel Flood Detection Systems and other systems in Australia.


Peter also has extensive expertise with the design of instrument systems for coastal water quality and ocean climate buoys.  

John Doolan

System Specialist

John has more than 25 years expertise and experience in the design of integrated instrumentation, telemetry and communications systems. John commenced his career with Sydney Water Board , then Hastings Council before commencing Mid Coast Telemetry .


John has worked on major projects with Mark, Peter and Chris including flood forecasting and warning systems in: Indonesia, the Philippines, Malaysia (SMART FDS) and Australia. John's specialist expertise is in the design of integrated measurement and control systems for water related applications including telemetry, communications and Human Machine Interfaces. 

Clem Williams

On-Site System Specialist

Clem Williams has more than 30 years expertise and experience in the integration and installation of environmental monitoring systems and public warning systems.


Clem has worked on major projects in Australia, Asia and The Middle East. 


Formerly of the NSW Public Works, Greenspan Technology and Prospect Group Clem brings a wealth of knowledge in all matters relating to field installations.


Notable projects include:

  • Kuala Lumpur SMART Tunnel Flood Detection System - Malaysia

  • Karkeh, Dez and Karun River and Dam Monitoring Systems - Iran

  • Jakarta Flood Warning System -Indonesia

  • Kotapanjang Hydro-electric Scheme - Flood Forecasting and Warning

  • Many other projects in Australia and Asia

System Engineer

Simon Leeds

Simon worked with Campbell Scientific Australia for 10 years in a variety of roles, from Sales and Technical Support Engineer, Repair Technician, Training Course Teacher and Technical and Sales Manager. During this time, Simon was involved with new product development both in the Australian and international operations.

Peter Bulanyi

Electrical Engineer

Peter is an electrical engineer with specific expertise in the design of renewable energy systems. Peter joins the EMALTE Team to provide expert advice and system integration skills to meet the growing demand for renewable energy in the developing nations in which EMALTE operates. Peter is also the CEO of SI Clean Energy a highly successful Renewable Energy company based in Coffs Harbour, NSW, Australia.