LAWYER PROFILE

Andreas Piesiewicz

Asia-Pacific 2026

Johnson Winter Slattery

Ranked in 1 practice area

Dispute Resolution

Australia

1 year ranked

About

Provided by Johnson Winter Slattery

Practice Areas

- Dispute Resolution

- Class Actions

- Corporate Crime & Investigations

- Technology

- Financial Services Regulation

Career

Andreas is a leading dispute resolution lawyer specialising in complex, high-stakes litigation and investigations across a range of industries, and also in class action litigation, acting for both plaintiffs and defendants.

He has acted for ASIC in landmark Federal Court proceedings against the ANZ Bank, for Qantas in its defence of the “flight credits” class action arising out of the COVID-19 pandemic, and the former CEO of Leighton Holdings Limited (now CIMIC Group Limited) in connection with AFP and ASIC investigations into foreign bribery.

For additional information on Andreas’ professional background and work highlights, please visit: https://jws.com.au/our-people/andreas-piesiewicz/.

Chambers Review

Provided by Chambers

Chambers Asia & Pacific

Dispute Resolution - Australia

Band 5

Individual Editorial

Andreas Piesiewicz is based in Sydney and is highly regarded for his expertise in class actions. He acts for an impressive range of clients in the hospitality, energy and aviation sectors.

Learn more about this team View ranking table

Strengths

Provided by Chambers

Andreas Piesiewicz is a technically proficient and strategically astute lawyer. He is extremely hardworking and dedicated to successfully resolving cases.
Dispute ResolutionChambers Asia & Pacific