Combined 60 years of market experience
Unrivalled expertise
TEM’s principals are specialists in global compliance and voluntary carbon markets, we can help you navigate carbon risk management and offset purchases and integrate sophisticated technology solutions. Our people, systems and process deliver rigorous due diligence that ensures the integrity of every single offset we transact.
Leading the way in carbon offsetting
The TEM team

Peter Castellas
Chief Executive Officer

Andrew Grant
Executive Chairman

James Moulder
Executive Director

Gemma Bundy
Executive Assistant

Elise Margaritis
Creative Director

Guy Ballard
Chief Technology Officer

Elizabeth Mathew
Carbon Solutions Manager

Alexander Lewis
Commercial Manager

Kathrine Callegari
Business Systems Analyst

James Bulinski
CEO Climate Positive
Carbon offset specialists
Clear on carbon
Tasman Environmental Markets (TEM) is an authorised representative (CAR 001248300) of TEM Financial Services Pty Limited (ABN 58 142 268 479, AFSL 430036). TEM is authorised to provide financial services to wholesale clients (within the meaning of the Corporations Act 2001).
TEM is a certified B Corporation, member of CMI and signatory to the Australian Carbon Industry Code of Conduct.