Atty. Leighton O'Brien

Atty. Leighton O'Brien

Leighton O'Brien is a Alternative Dispute Resolution, Construction / Infrastructure Law, Litigation, and Project Finance and Development Practice attorney in Sydney, Australia. Read Leighton O'Brien's profile to learn more about them and discover their Best Lawyers rankings.

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Leighton O'Brien is an attorney, practicing at Allens.

Verified attorney profile · Updated June 2026

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