WPP Executive and Leadership Team

November, 2026

Leadership Overview

WPP has 10 executives leading key functions including financial oversight, operational management, creative strategy, and regional enterprise solutions.

Driven by a commitment to integrated marketing excellence, WPP delivers data-driven communications and creative solutions to help global clients navigate complex digital landscapes and achieve sustainable growth.

Leadership Roles at WPP

  • Chief Executive Officer, WPP Creative Latam - Horacio Genolet
  • Global Chief Executive Officer, GTB - Robert Guay
  • Chief Executive Officer (Greater China) - Chris Reitermann
  • To Chief of Staff (APAC) & Head Chief Executive Officer, Strategic Operations - Aarti Mallik
  • Chief Financial Officer - Oswaldo Segura
  • Chief Financial Officer, Wpp Creative & Enterprise Solutions - Alejandro Suarez
  • Chief Financial Officer, Anz - Mihir Bhatt
  • Chief Operating Officer - Devika Bulchandani
  • Chief Operating Officer & Vice President, Client Services - Tam Galbraith
  • Chief Information Officer, Wpp Creative - Jamie McLellan
  • Horacio Genolet - Chief Executive Officer, WPP Creative Latam

    Horacio Genolet, the Chief Executive Officer, WPP Creative Latam at WPP, directs all creative and strategic initiatives throughout the Latin American market. Overseeing a diverse portfolio of advertising agencies, the Chief Executive Officer, WPP Creative Latam ensures that regional campaigns resonate with local consumer insights while maintaining global brand standards. Genolet manages the expansion of digital marketing services and e-commerce solutions tailored to the specific challenges of the region. By fostering a culture of innovation and creative excellence, the Chief Executive Officer, WPP Creative Latam drives growth for multinational clients and local businesses alike. Horacio Genolet collaborates with other regional leaders to share best practices and leverage the global scale of the firm. This leadership role involves navigating complex media landscapes to deliver impactful communications that build long-term brand equity across the entire Latin American territory.
    Horacio Genolet

    Robert Guay - Global Chief Executive Officer, GTB

    Robert Guay, the Global Chief Executive Officer, GTB at WPP, directs the strategic vision and operational delivery for the GTB agency network. Overseeing the development of integrated advertising and media investment management, the Global Chief Executive Officer, GTB ensures that client brands receive cohesive support across all global markets. Guay manages the deployment of advanced data analytics and consumer insights to refine marketing strategies for major corporate partners. By aligning creative output with technological advancements, the Global Chief Executive Officer, GTB drives significant growth and customer engagement. Robert Guay works closely with the broader leadership team to integrate specialized services into the core agency offering. This role involves managing large-scale client relationships and ensuring that the agency remains at the forefront of the communications industry. Through focused leadership, the Global Chief Executive Officer, GTB maintains high standards of service and innovation.

    Chris Reitermann - Chief Executive Officer (Greater China)

    Chris Reitermann, the Chief Executive Officer (Greater China) at WPP, directs all marketing and communications operations within the Greater China region. Overseeing a network of agencies, the Chief Executive Officer (Greater China) ensures that creative campaigns and media strategies are perfectly adapted to the unique dynamics of this massive market. Reitermann manages the integration of digital marketing and e-commerce solutions to help clients capture growth in the region. By leveraging local market knowledge and global expertise, the Chief Executive Officer (Greater China) delivers tailored solutions that address the specific business challenges of local and multinational clients. Chris Reitermann works with regional teams to foster innovation and maintain a competitive edge in the fast-paced Chinese media landscape. This leadership role involves driving strategic expansion and ensuring that the firm remains a leader in communications across the entire region.
    Chris Reitermann

    Aarti Mallik - To Chief of Staff (APAC) & Head Chief Executive Officer, Strategic Operations

    Aarti Mallik, the To Chief of Staff (APAC) & Head Chief Executive Officer, Strategic Operations at WPP, directs the strategic coordination and operational execution across the Asia-Pacific region. Overseeing the alignment of regional initiatives with global corporate strategy, the To Chief of Staff (APAC) & Head Chief Executive Officer, Strategic Operations ensures that all strategic projects are delivered efficiently. Mallik manages the integration of cross-functional teams to drive growth and innovation in the APAC market. By optimizing operational processes and facilitating communication between regional leaders, the To Chief of Staff (APAC) & Head Chief Executive Officer, Strategic Operations enhances the overall agility of the firm. Aarti Mallik works to identify and implement strategic opportunities that address the specific business challenges of clients in the region. This leadership role involves managing complex projects and ensuring that the firm maintains its position as a leader in communications.

    Oswaldo Segura - Chief Financial Officer

    Oswaldo Segura, the Chief Financial Officer at WPP, directs all global fiscal operations and capital allocation strategies. Managing the financial health of this massive advertising conglomerate, the Chief Financial Officer ensures rigorous compliance and transparent reporting across all international subsidiaries. Segura oversees the integration of data analytics into financial planning, allowing for precise resource distribution across diverse marketing agencies. By optimizing cost structures and driving investment in emerging digital platforms, the Chief Financial Officer supports the long-term profitability of the entire organization. Oswaldo Segura maintains close collaboration with the Board to align fiscal goals with broader corporate growth objectives. Through disciplined management of global assets, the Chief Financial Officer secures the financial stability necessary for continued innovation in the competitive communications sector, ultimately reinforcing the market position of the firm.
    Oswaldo Segura

    Alejandro Suarez - Chief Financial Officer, Wpp Creative & Enterprise Solutions

    Alejandro Suarez, the Chief Financial Officer, Wpp Creative & Enterprise Solutions at WPP, manages the financial architecture for the creative and enterprise divisions. Overseeing budget allocation and revenue forecasting, the Chief Financial Officer, Wpp Creative & Enterprise Solutions ensures that these specific business units maintain profitability while investing in new digital capabilities. Suarez directs the financial analysis of large-scale creative projects, providing the data-driven insights necessary for strategic decision-making. By monitoring the fiscal performance of enterprise solutions, the Chief Financial Officer, Wpp Creative & Enterprise Solutions supports the overall growth trajectory of the firm. Alejandro Suarez collaborates with operational leads to optimize resource utilization and improve margins across the creative portfolio. This leadership role involves maintaining rigorous financial controls while enabling the flexibility required to meet the diverse needs of global clients in the communications sector.

    Mihir Bhatt - Chief Financial Officer, Anz

    Mihir Bhatt, the Chief Financial Officer, Anz at WPP, manages the fiscal strategy and financial performance for the Australia and New Zealand region. Overseeing regional budget management and financial reporting, the Chief Financial Officer, Anz ensures that all operations align with the broader corporate goals of the firm. Bhatt directs the financial analysis of regional marketing investments, providing the insights needed to optimize resource allocation. By maintaining rigorous financial oversight, the Chief Financial Officer, Anz supports the stability and growth of the agency network in this key market. Mihir Bhatt collaborates with regional leadership to implement cost-effective solutions that enhance profitability while maintaining high service quality. This leadership role involves navigating the specific economic conditions of the region to deliver consistent financial results, ensuring that the firm remains well-positioned to meet the evolving needs of clients in the communications sector.

    Devika Bulchandani - Chief Operating Officer

    Devika Bulchandani, the Chief Operating Officer at WPP, manages the daily execution of global marketing services and agency operations. Overseeing the seamless delivery of advertising and public relations solutions, the Chief Operating Officer drives operational efficiency across the vast network of brands. Bulchandani coordinates cross-functional teams to ensure that creative output aligns with client expectations and technological standards. By streamlining internal processes and fostering collaboration between disparate business units, the Chief Operating Officer enhances the overall agility of the organization. Devika Bulchandani works directly with agency leaders to implement scalable solutions that address the evolving needs of multinational corporations. This leadership role focuses on maintaining high performance standards while expanding the reach of digital marketing capabilities. Through consistent operational refinement, the Chief Operating Officer sustains the competitive advantage of the firm in a rapidly changing media environment.

    Tam Galbraith - Chief Operating Officer & Vice President, Client Services

    Tam Galbraith, the Chief Operating Officer & Vice President, Client Services at WPP, manages the operational framework for client-facing teams and service delivery. Overseeing the alignment of client services with corporate strategy, the Chief Operating Officer & Vice President, Client Services ensures that every engagement delivers measurable value and growth. Galbraith directs the optimization of customer experience management, focusing on building long-term relationships with multinational corporations and governments. By streamlining service processes and improving communication workflows, the Chief Operating Officer & Vice President, Client Services enhances the overall efficiency of the agency network. Tam Galbraith collaborates with account leads to ensure that client needs are met with tailored, data-driven solutions. This leadership role involves maintaining high service standards while adapting to the changing demands of the global marketing environment, ultimately driving client satisfaction and retention.

    Jamie McLellan - Chief Information Officer, Wpp Creative

    Jamie McLellan, the Chief Information Officer, Wpp Creative at WPP, directs the technological infrastructure and digital transformation initiatives for the creative division. Overseeing the implementation of advanced platforms and data systems, the Chief Information Officer, Wpp Creative ensures that creative teams possess the tools required to deliver cutting-edge advertising campaigns. McLellan manages the integration of new technology into existing workflows, enhancing productivity and creative output. By driving investment in digital capabilities, the Chief Information Officer, Wpp Creative supports the firm's mission to remain at the forefront of the communications industry. Jamie McLellan works with other technology leaders to ensure security and scalability across all creative operations. This leadership role involves identifying emerging digital trends and translating these into actionable solutions that help clients navigate the evolving media landscape and achieve their business objectives.

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    Frequently Asked Questions Regarding WPP Top Executives and Leadership Team

    Who leads WPP?
    WPP is led by Horacio Genolet (Chief Executive Officer, WPP Creative Latam), along with executives such as Robert Guay (Global Chief Executive Officer, GTB) and Chris Reitermann (Chief Executive Officer (Greater China)).
    Who is part of WPP’s executive team?
    The executive team of WPP includes leaders such as Horacio Genolet (Chief Executive Officer, WPP Creative Latam), Robert Guay (Global Chief Executive Officer, GTB), Chris Reitermann (Chief Executive Officer (Greater China)) and other senior executives.
    How many executives does WPP have?
    WPP has 10 executives leading key business areas.
    What roles are included in WPP’s leadership team?
    The leadership team of WPP includes roles such as Chief Executive Officer, WPP Creative Latam, Global Chief Executive Officer, GTB, Chief Executive Officer (Greater China), To Chief of Staff (APAC) & Head Chief Executive Officer, Strategic Operations, Chief Financial Officer.