Meet Team - Aeris Environmental

Meet Team


Board Members


Maurie Stang

Non-Executive Chairman

Maurie is the Non-Executive Chairman of Aeris Environmental Ltd (ASX:AEI). He has a 30-year track record of building successful companies in the Australasian healthcare market and is recognised as one of its most respected business executives.

Maurie has significant experience and an extensive network within the life-sciences, pharmaceutical and finance sectors, both in Australia and internationally. He is a Principal of Gryphon Capital, an independent investment house that facilitates the financing and development of emerging healthcare-related entities.

Maurie is the Non-Executive Chairman of Nanosonics Limited (ASX:NAN) and the Non-Executive Deputy Chairman of Vectus Biosystems Limited (ASX:VBS), both of which are Australian Securities Exchange listed public companies. He is also a Founder and Director of Henry Schein Halas, a joint venture with the NASDAQ listed Henry Schein, Inc., the leading supplier of healthcare products in Australasia. Maurie is a Director of Novapharm Research and of Regional Health Care Group, along with other varied interests.

Director since 2002 – appointed Chairman 2002.


Steven Kritzler

Non-Executive Director

Steven M.Sc from the UNSW in the field of Polymer Chemistry is a Non-Executive Director of Aeris Environmental Ltd (ASX:AEI). He is the Technical Director of Novapharm Research.

Steven has over 40 years of experience in commercial Research & Development in the areas of pharmaceutical, medical, cosmetic and specialised industrial products. Under his technical direction, Novapharm Research has become a world-leader in infection control science. Steven holds a number of international patents.

Director since 2002.


Bernard Stang

Non-Executive Director

Bernard Stang (B.Arch) is a Non-Executive Director of Aeris Environmental Ltd (ASX:AEI).

He is a Co-Founder and Director of the Regional Health Care Group of companies. Bernard serves as the Chief Executive Officer of Stangcorp Pty Ltd, Stoneville Ltd and Brunswick Property Pty Ltd, which are key property entities in the Stang Group.

He manages a broad portfolio of investments in the private and listed sectors, and has enjoyed over 40 years of operational leadership in successful healthcare businesses. Bernard serves as a Director of Novapharm Research.

He is a Director of Weizmann Australia, which represents the Weizmann Institute of Science in Australia, and the Institute has recently established the Garvan-Weizmann Centre of Cellular Genomics in Sydney, in a joint venture with the Garvan Institute.

Bernard served as a Non-Executive Director of Nanosonics Limited (ASX:NAN) until 2007 and as a Non-Executive Director of Vectus Biosystems Limited (ASX:VBS) until late 2016. Director since 2002.


Peter Bush

Chief Executive Officer and Alternate Director

Peter Bush B.Com, (CA) is the Chief Executive Officer, Alternate Director for M and B Stang, and Chief Financial Officer, of Aeris Environmental Ltd (ASX:AEI).

He is a Non-Executive Director of Vectus Biosystems Limited (ASX:VBS). Peter previously acted as the Chief Financial Officer and Company Secretary of Vectus and Accugen Pty Limited.

He is also an Executive Director and the Chief Financial Officer of The Regional Health Care Group and GryphonCapital. Regional Health Care Group is a diversified healthcare product supplier, with successful businesses across a range of medical, pharmaceutical, consumer healthcare, and research and development sectors. Gryphon Capital is an independent investment house that facilitates the financing and development of emerging healthcare-related entities.

Peter began his career working for five years at BDO, a global accounting and consulting firm, and has since spent several years working in the industry. He holds a number of private directorships and board positions. Alternate Director since 2011.


Robert Waring

Company Secretary

Robert Waring BEc, CA, FCIS, FFin, FAICD was appointed to the position of Company Secretary of Aeris Environmental Ltd (ASX:AEI) in 2002.

His experience has been gained over 40 years in financial and corporate roles, including over 25 years in company secretarial roles for ASX-listed companies and over 19 years as a Director of ASX-listed companies.

Robert has over 30 years of experience in industry and, prior to that, spent 10 years with an international firm of chartered accountants. He is a director of Oakhill Hamilton Pty Ltd, which provides secretarial and corporate advisory services to a range of listed and unlisted companies.

Robert is also presently the Company Secretary of ASX-listed companies Vectus Biosystems Limited (ASX:VBS), Xref Limited (ASX:XF1) and Cobalt Blue Holdings Limited (ASX:COB).


Aeris Environmental Ltd - Australian Business Unit

Peter Bush
Gopinath Nayak
Blair Milnes
Commercial Manager – AU/NZ
Michael Kritzler
Technical Manager
Scott Gregson
Corrosion Protection Services
Wayne Midson
IAQ & Remediation
Lizann Vailasi
National IAQ Consulting Senior Project Manager
Ian Braby
Business Development – Products & Services
Dan Kritzler
Technical Product Specialist
David Ayris
QLD IAQ Project Manager
Tim Schneideman
Business Consultant – Asia Pacific
Sabrina Ayana
Marketing Coordinator


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