Our Team

John Bretones

Australasia Turbomachinery Services (ATMS), Managing Director and Consulting Engineer

Career Overview

  • Maintenance Manager, International Power GDF Suez. 2007 – 2014. (Power Generation)
  • Maintenance Co-ordinator, International Power. 2000 – 2007. (Power Generation)
  • Reliability Support Engineer, Santos Ltd 1998 – 2000 (Petrochemical)
  • Rotating Equipment Maintenance , Santos Ltd 1983 – 1998 (Petrochemical)

Formal Education

  • Advanced Certificate in Mechanical Engineering
  • Associate Diploma in Mechanical Engineering

Professional Training and Development


  • OHS Certificate for Supervisors – Business SA
  • Contract Management Certificate – Business SA
  • Project Management Certificate – Business SA
  • Supervisory Training Course – Australian Institute of Management


  • Principles of Gas Turbine Engineering – International Correspondence Schools
  • Gas Turbine Condition & Life Assessment Certificate – IIR Executive Development
  • Certificate IV in Hazardous Area-Electrical
  • B Class Electrical Licence – Regency College of T.A.F.E, – Adelaide
  • High Voltage Switching Licence – ETSA

In Partnership with Toshiba (TIC) and PGSR

Engineered to Deliver Value To Our Customers

Our engineering support is provisioned from Toshiba and in partnership with PGSR and Australasia Turbomachinery Services (ATMS) we offer highly skilled technical knowledge and experience to manage/supervise all GE Gas Turbine Generator variants, installation, maintenance and repair.

Capable of component repairs encompassing certified specialist welding of exotic and super alloy materials, extending turbine component life and reducing maintenance costs.