Simon Welchman


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Simon is an Environmental Engineer, Director and part owner of Katestone with more than fifteen years experience in the private and public sectors. He graduated from the University of Queensland with a Bachelor of Engineering degree in 1994.

His expertise includes:

  • Air quality impact assessment of major industrial, infrastructure and mining projects; Licensing, approvals and regulations;
  • Peer review and advice on air quality planning matters;
  • Odour impact assessment;
  • Greenhouse and air pollution control and management.

Simon also provides expert witness services for matters relating to air quality and odour assessment in the Planning and Environment Court and other courts.


open in new window iconArticles by Simon:

What happens in conclave, stays in conclave…

Peer review – a second opinion can save your project

Navigating the Brisbane City Plan 2014 from an air quality perspective


Quick Questions

What do you do at Katestone?

Company and project direction, quality assurance and expert witness, chief bottle washer.


What inspires you?

My wife Meg and my children Ivy and Reuben.

Where are we?

Contact Katestone

Head Office: Level 4/154 Melbourne St, South Brisbane, Qld, Australia
Phone: +61 7 3369 3699

Ireland Office: Office 5a, Portlaoise Enterprise Centre, Clonminam Industrial Estate, Portlaoise, Co Laois, Ireland
Phone: +353 (87) 365 6879