SINGAPORE — Expanding its executive leadership in the region, Omnicom Media (OM) has appointed David McCallen as Chief Strategy Officer for Asia Pacific, effective immediately.
Reporting directly to Tony Harradine, CEO of OM Asia Pacific, McCallen will relocate from Auckland to Singapore to lead the network’s strategic framework, drive product innovation, and guide client transformation across regional markets.
Executive Mandate and Strategic Priorities
In his regional position, McCallen will oversee strategic capability development and agency integration across APAC markets.
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Strategic Innovation: Driving high-impact media and client solutions tailored to navigate rapidly evolving consumer landscapes across Asia-Pacific markets.
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Regional Operationalization: Partnering with market leads to localize, adapt, and operationalize global strategy frameworks across diverse APAC territories.
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Talent Development: Mentoring and scaling local strategic teams to elevate cross-market strategic planning and pitch capabilities.
Track Record and Industry Background
McCallen brings over two decades of dual agency and client-side experience spanning CX, creative, and media across APAC, Oceania, and Europe.
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OMD Regional Leadership: Served as Chief Strategy Officer at OMD Asia Pacific for four years, during which the agency network surged from #5 to #1 in the regional RECMA rankings.
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Market Achievements: Spent five years leading strategy at OMD New Zealand, positioning the agency at the top of the domestic market in new business acquisitions, total billings, and industry awards.
Strategic Significance
The executive appointment underscores Omnicom Media’s emphasis on strategic rigor and media transformation within Asia Pacific—a key growth engine for global marketing networks. Under McCallen’s strategic direction, OM aims to refine its regional service delivery, integrate advanced data capabilities, and strengthen market leadership across its APAC agency ecosystem.

