Leadership Overview
Omnicom Group has 10 executives leading key functions including branding strategy, communications consultancy, regional market expansion, corporate governance, operational efficiency, financial oversight, digital transformation, earned media, production finance, and production operations.
Focused on delivering integrated marketing solutions, Omnicom Group empowers global brands through data-driven creativity and advanced technology to foster meaningful consumer connections.
Focused on delivering integrated marketing solutions, Omnicom Group empowers global brands through data-driven creativity and advanced technology to foster meaningful consumer connections.
Leadership Roles at Omnicom Group
Mark O'Brien - Chief Executive Officer, Omnicom Branding
Mark O'Brien, the Chief Executive Officer, Omnicom Branding at Omnicom Group, directs the global identity and positioning strategies for diverse client portfolios. O'Brien architects comprehensive brand frameworks that integrate data insights with creative storytelling to solve complex market challenges. By overseeing the branding division, the Chief Executive Officer, Omnicom Branding ensures consistent brand equity across international markets. This leadership role involves collaborating with other C-suite members to align creative output with broader corporate objectives. Mark O'Brien drives the development of proprietary branding tools that enhance client engagement and long-term loyalty. Through rigorous analysis of consumer behavior, the Chief Executive Officer, Omnicom Branding optimizes brand architecture to maintain competitive advantages. O'Brien maintains a focus on scalable growth, ensuring that branding initiatives support the overarching mission of building stronger connections between brands and audiences worldwide.

John Doolittle - Chief Executive Officer, Communications Consultancy Network
John Doolittle, the Chief Executive Officer, Communications Consultancy Network at Omnicom Group, manages the strategic direction of the firm's public relations and communications advisory services. Doolittle oversees the network of consultancies, ensuring high-level alignment with client reputation management goals. By driving the integration of digital marketing and PR, the Chief Executive Officer, Communications Consultancy Network enhances the firm's ability to navigate complex media landscapes. John Doolittle coordinates with global teams to execute communication strategies that resonate across diverse cultural contexts. This role requires constant monitoring of industry trends to refine service offerings and maintain market leadership. Doolittle fosters a culture of excellence within the consultancy network, prioritizing data-backed insights to inform client decision-making. Through the leadership of the Chief Executive Officer, Communications Consultancy Network, the organization secures its position as a premier partner for brands seeking to influence public perception and drive meaningful engagement.
Ashish Mishra - Chief Executive Officer (India, South, Asia)
Ashish Mishra, the Chief Executive Officer (India, South, Asia) at Omnicom Group, directs all regional operations and business development initiatives across the South Asian market. Mishra architects growth strategies that leverage local market nuances while maintaining global service standards. By overseeing regional teams, the Chief Executive Officer (India, South, Asia) ensures the effective delivery of advertising, media planning, and digital marketing services. Ashish Mishra drives operational excellence by integrating advanced technology into regional workflows to address specific client challenges. This leadership role involves managing cross-functional teams to expand the company's footprint in emerging markets. Through the strategic guidance of the Chief Executive Officer (India, South, Asia), the organization strengthens its presence in the region, fostering deeper connections between brands and local audiences. Mishra maintains a focus on sustainable revenue growth and operational efficiency to support the broader corporate mission.
John Wren - Chairman & Chief Executive Officer
John Wren, the Chairman & Chief Executive Officer at Omnicom Group, directs the overall corporate strategy and long-term vision for the global organization. Wren architects the company's path toward innovation by combining creative expertise with data-driven technology. By overseeing the entire executive leadership team, the Chairman & Chief Executive Officer ensures alignment across all agencies and service lines. John Wren drives the company's commitment to building stronger connections between brands and their audiences through integrated marketing and communications solutions. This leadership role involves managing relationships with the Board and key stakeholders to maintain financial stability and market growth. Through the strategic oversight of the Chairman & Chief Executive Officer, the organization navigates complex global challenges while maintaining a focus on operational excellence. Wren secures the company's competitive position by fostering a culture of collaboration and continuous improvement across all business units.

Jonathan Nelson - Chief Executive Officer (Omnicom Digital)
Jonathan Nelson, the Chief Executive Officer (Omnicom Digital) at Omnicom Group, directs the digital transformation and technology integration strategies for the entire organization. Nelson architects scalable digital solutions that leverage data insights to enhance the effectiveness of advertising and commerce services. By overseeing the digital division, the Chief Executive Officer (Omnicom Digital) ensures that all agencies utilize cutting-edge technology to solve client marketing challenges. Jonathan Nelson drives the adoption of advanced analytics and digital platforms to foster deeper connections between brands and their audiences. This leadership role involves working closely with other C-suite members to integrate digital capabilities into the company's broader service offerings. Through the strategic vision of the Chief Executive Officer (Omnicom Digital), the organization maintains its competitive edge in an increasingly digital-first market. Nelson ensures that digital initiatives support the company's mission of delivering creative and strategic excellence.

Roberto Pace - Chief Executive Officer, Earned (Eleven & Fleishmanhillard)
Roberto Pace, the Chief Executive Officer, Earned (Eleven & Fleishmanhillard) at Omnicom Group, directs the earned media and public relations strategies for the firm's specialized agencies. Pace architects campaigns that leverage organic reach and influencer engagement to build brand credibility. By overseeing the operations of Eleven and Fleishmanhillard, the Chief Executive Officer, Earned (Eleven & Fleishmanhillard) ensures that clients receive high-impact communication services. Roberto Pace drives the integration of earned media with broader marketing strategies to create cohesive brand narratives. This leadership role involves managing agency performance and ensuring that creative output aligns with client objectives. Through the strategic guidance of the Chief Executive Officer, Earned (Eleven & Fleishmanhillard), the organization strengthens its ability to influence public opinion and foster brand loyalty. Pace maintains a focus on delivering measurable results that support the company's mission of building stronger connections between brands and their audiences.
Mark Amone - Chief Financial Officer
Mark Amone, the Chief Financial Officer at Omnicom Group, directs the financial strategy, capital allocation, and fiscal reporting for the global enterprise. Amone architects robust financial models that support the company's investment in creative, media, and strategic services. By overseeing the finance department, the Chief Financial Officer ensures the organization maintains a strong balance sheet while funding growth initiatives. Mark Amone drives financial transparency and accountability across all agencies, enabling the company to address complex marketing challenges with confidence. This leadership role involves collaborating with the CEO and other executives to optimize resource distribution and maximize shareholder value. Through the strategic management of the Chief Financial Officer, the organization sustains its market position and invests in the technology and talent necessary for long-term success. Amone ensures that financial operations remain aligned with the company's mission of building stronger connections between brands and audiences.
Tom Currie - Chief Financial Officer, Omnicom Production
Tom Currie, the Chief Financial Officer, Omnicom Production at Omnicom Group, directs the financial planning and cost management for the company's production services. Currie architects fiscal strategies that optimize the production of advertising and experiential marketing content. By overseeing the financial health of the production division, the Chief Financial Officer, Omnicom Production ensures that creative projects remain profitable and efficient. Tom Currie drives the implementation of cost-effective production workflows that allow the company to deliver high-quality services to global brands. This leadership role involves collaborating with operational leads to align production budgets with client expectations and corporate goals. Through the strategic oversight of the Chief Financial Officer, Omnicom Production, the organization maintains its ability to produce world-class creative content while managing resources effectively. Currie supports the company's mission by ensuring that production capabilities remain a key driver of growth and client satisfaction.
Eduardo Legorburu - Chief Operating Officer, Omnicom Production
Eduardo Legorburu, the Chief Operating Officer, Omnicom Production at Omnicom Group, directs the day-to-day operational activities and resource management for the production division. Legorburu architects efficient production processes that enable the delivery of high-quality advertising and experiential marketing assets. By overseeing the operational infrastructure, the Chief Operating Officer, Omnicom Production ensures that creative teams have the tools and support necessary to execute complex projects. Eduardo Legorburu drives the adoption of new production technologies to enhance speed and quality across all client engagements. This leadership role involves coordinating with other executives to ensure that production output aligns with the company's broader strategic goals. Through the operational leadership of the Chief Operating Officer, Omnicom Production, the organization maintains its capacity to deliver creative excellence at scale. Legorburu ensures that production operations remain a vital component of the company's mission to build stronger connections between brands and audiences.
Laura Swetin - Chief of Staff
Laura Swetin, the Chief of Staff at Omnicom Group, directs the operational flow and strategic priorities within the executive office. Swetin architects internal communication frameworks that ensure the leadership team remains aligned with corporate goals. By overseeing cross-departmental projects, the Chief of Staff facilitates the execution of high-level initiatives that support the company's global marketing and communications mission. Laura Swetin drives efficiency by streamlining decision-making processes and managing the flow of information between the C-suite and various business units. This leadership role involves coordinating with other executives to ensure that strategic objectives are met with precision. Through the diligent work of the Chief of Staff, the organization maintains a cohesive approach to addressing complex client challenges. Swetin supports the overall mission by ensuring that resources are allocated effectively to drive growth and maintain the company's reputation for creative and strategic excellence.
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