Arrivals & Departures: Thrive taps former DDB global chairman Marty O’Halloran

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SYDNEY / AUCKLAND, Today: Marty O’Halloran, former Global Chairman of DDB Worldwide, has joined Thrive PR and Communications AU/NZ in a strategic advisory role, marking a significant step in the agency’s next phase of growth.

O’Halloran brings nearly four decades of experience in global marketing and communications, rising from account manager in Melbourne to Global CEO and later Global Chairman of DDB Worldwide, part of Omnicom Group.

Before retiring in 2024, he oversaw 10,000 staff across more than 90 countries, building one of the industry’s most respected leadership records.

In his new role, O’Halloran will advise Thrive’s leadership team across Australia and New Zealand, supporting strategic growth, creative development and the agency’s broader multi-market ambitions.

The appointment is Thrive’s first executive advisory role and reflects the agency’s continued evolution as an integrated communications business working with brands including The LEGO Group, Diageo, Cisco, Afterpay and Harley-Davidson.

Thrive CEO and Founder Leilani Abels said O’Halloran’s experience building world-class agencies and strong cultures would help shape the agency’s next chapter.

“Marty has led one of the most awarded creative networks in the world and there are few leaders globally who are held in such high esteem.

“He understands exactly how agencies grow and he’ll help Thrive to innovate, elevate creativity and continue to focus relentlessly on adding value to clients,” Abels said.


“Thrive has built something special — a modern communications agency with strong values, ambitious leadership and a clear belief in the power of creativity and earned influence.” – Marty O’Halloran, former Global Chairman of DDB Worldwide


“Marty shares our belief that creativity and connections drive business growth, and that great agencies are built by creating environments where our people thrive.

“His perspective, mentorship and leadership will help us accelerate Thrive’s ambitions — to be the number one agency that communications professionals come to grow and build extraordinary careers, and where the most ambitious clients in the world choose to partner.”

O’Halloran said Thrive’s entrepreneurial spirit, earned-first philosophy and commitment to talent made the role a natural fit.

“Thrive has built something special — a modern communications agency with strong values, ambitious leadership and a clear belief in the power of creativity and earned influence,” O’Halloran said.

“I’ve always believed the best agencies combine strategic thinking, creative courage and a culture where talented people can do the best work of their careers. Thrive embodies that.”

“I’m excited to advise Leilani and the team to help the agency continue its impressive growth trajectory and support the next generation of communications leaders coming through the business.”

Thrive also confirmed it is recruiting for several roles, including Managing Director and Client Partner in Sydney.

“This is possibly the most exciting time in Thrive’s history to be a part of our team,” Abels said.


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