Our Team

Mark–Ruhnau

General Manager

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Mark has over 20 years management experience within the industrial services/maintenance sector. Mark oversees global strategy as well as day to day operations of Processing Engineering Technologies Pty Ltd (PET). His focus is business development and operational success, establishing PET as a benchmark service provider. Mark leads a high performance management team by promoting a results oriented culture and maintains excellent relationships with both the management team and trades staff. He aims to deliver value for money, innovation and a whole of business solution resulting in an outcome aligned with customers objectives.

Andrew Ryan

Mechanical Design Engineer

Andrew is a Mechanical Engineer with experience in the application of water and wastewater technologies as well as leading multi-discipline design teams in the delivery of water projects. He has been involved in the design, project management, construction supervision and commissioning of municipal and industrial infrastructure.

Haydn King

Work Package Officer

Haydn King has worked for PET for more than 20 years. He is responsible for the supervision of PET site workers, client liaison, implementation of site safety requirements and the mechanical and structural site works for PET.  Haydn has extensive knowledge and experience in the installation and refurbishment of plant and equipment on Sydney Water’s sewerage plants and pumping stations.

Greg Arrell

WHSQE Co-Ordinator

Greg assists in compliance and continuous improvement to PET’s co-ordinated Health and Safety, Quality and Environmental systems.  He manages hazard and risk control, emergency procedures, WHS processes and employee training.