Ensuring the integrity of fixed equipment and operating with professional integrity


Acquiring and applying advanced engineering knowledge to realize safe operation


We listen to clients needs and solve their problems using the most practical methods possible 

Our Leaders

The IES Leadership Team have over 200 years combined experience, are authors of more than 100 papers and are members of the following committees;

  • API-1 / ASME FFS-1 Fitness-For-Service committee 
  • ASME SWG-BFJ for bolted flanged joint design
  • ASME PCC committee for post-construction operation of fixed equipment
  • ASME PVP Conference Design and Analysis technical committee
  • Weld Australia’s ANBCC Certification Committee (AS/NZS ISO 3834)
  • AS1210 committee
  • API Sub-committee on Inspection and Mechanical Integrity (SCIMI)
  • ME1/3 (Standards Australia Pressure Vessel Committee)

Principal Mechanical Engineer & Managing Director
B.Eng, , Ph.D., P.Eng., CP.Eng, RPEQ
25+ years in Mechanical Engineering

Warren founded IES and is a Principal Engineer and Managing Director with over 25 years of...

Principal Mechanical Engineer
B. Eng. (Mech Eng) CP.Eng.
35+ years in Mechanical Engineering

Darryl is a Mechanical Engineer with over 35 years of experience in upstream and downstream oil...

Principal Mechanical Engineer
B.Eng. (Mechanical), M.Eng. (Mechanical)
25+ years in Mechanical Engineering

Gys is a Mechanical Engineer with over 25 years of experience, including as a Chief Engineer, in...

Principal Materials and Welding Engineer
B.Sc. (Mech Eng.), M.Eng (Metallurgy), IWE, CP.Eng,
15+ years in Materials, Inspection and Welding

Donovan has over 15 years of experience in asset integrity management within the petrochemical...

Principal Materials, Corrosion and Welding Engineer
B. App. Sc (Metallurgy), Post Grad. Dip (Engineering Metallurgy), BSc (Computing Science), Grad Dip (Education)
35+ years in Materials, Corrosion and Welding

David has 35+ years of experience in materials and corrosion engineering and asset integrity...

Principal Engineer
BE(Mech) PhD, GDip MatE Ph.D. FIEAust, CPEng
40+ years in Mechanical and Materials Engineering

Peter has over 40 years of experience, including as a design engineer, senior design engineer,...

Principal Engineer
B.Eng., M. Eng., Ph.D.
40+ years in Mechanical Engineering

Richard has over 40 years of experience in upstream and Richard has over 40 years of experience...

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