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When the stakes are high,
experience matters

Who We Are

Senior lawyers and advisors for your most important decisions.

GILLIS+Co. is a Sydney-based legal and advisory firm, bringing together senior lawyers and advisors with the experience to guide clients through their most important decisions.

With clients ranging from private individuals and families to businesses and public bodies, we take the time to understand what’s required and deliver advice that is clear, practical, and commercial.

18Practice areas
13Lawyers & advisors
70Years of counsel
8States & territories
The Firm
Sydney Harbour, the Opera House and the city skyline from above

Who We Are

With seven decades of trusted counsel, GILLIS+Co. brings together a senior team of lawyers and advisors with deep roots in the Sydney legal and business community.

About the firm
A boardroom table beside windows overlooking the city

What We Do

From complex commercial matters to personal disputes, we act for corporations, private enterprises, government, and individuals – combining technical depth with a practical, commercial approach.

Practice areas
A glass-walled office corridor

Our Team

GILLIS+Co. brings together some of Sydney’s most experienced legal and advisory professionals. Each brings a wealth of knowledge and a shared commitment to results our clients can rely on.

Meet the team
Get in touch

Whatever the matter, our senior lawyers and advisors are ready to help you find a clear path forward.

Reach out today and we'll connect you with the right person to discuss your needs.

Contact us