Mindshare Executive and Leadership Team

September, 2026

Leadership Overview

Mindshare has 10 executives leading key functions including global strategy, regional market management, financial oversight, client relations, and content development.

Committed to media investment excellence, Mindshare delivers innovative marketing services through a global network that empowers brands to navigate complex media landscapes and achieve measurable growth.

Leadership Roles at Mindshare

  • Chief Executive Officer - Maria Grivas
  • Chief Executive Officer (Canada) - Karen Nayler
  • Chief Executive Officer & Co-Founder - Shane Martz
  • Chief Executive Officer (China) - Benjamin Condit
  • Chief Financial Officer - Elek Annamari
  • Client President - Lisa Collings
  • President, Content - Gregory Manago
  • Exchange Manager - Resti Anggrahitha
  • Exchange Manager - Ekaterina Agafonova
  • Exchange Manager - Murni Mayasari
  • Maria Grivas - Chief Executive Officer

    Maria Grivas, the Chief Executive Officer at Mindshare, directs the overarching strategic vision for the global media agency. Grivas manages the integration of media investment management across diverse international markets, ensuring alignment with the broader objectives of GroupM. By architecting high-level partnerships, the Chief Executive Officer drives sustainable growth and operational excellence. This leadership role involves constant evaluation of market trends to maintain a competitive edge in the marketing services sector. Maria Grivas oversees the implementation of data-driven solutions that enhance client performance across all regions. Through rigorous focus on innovation and efficiency, the Chief Executive Officer secures the long-term market position of the firm. Grivas fosters a culture of collaboration, enabling the agency to deliver superior value to global clients while navigating the complexities of the modern digital advertising ecosystem.

    Karen Nayler - Chief Executive Officer (Canada)

    Karen Nayler, the Chief Executive Officer (Canada) at Mindshare, directs all media operations and marketing initiatives within the North American market. Nayler architects regional growth strategies that leverage the agency's global resources to meet local client demands. Overseeing the Canadian division, the Chief Executive Officer (Canada) ensures that media investment management remains agile and responsive to shifting consumer behaviors. This leadership role involves managing cross-functional teams to execute complex campaigns that drive brand visibility and engagement. By optimizing operational workflows, Karen Nayler enhances the delivery of marketing services across the region. Nayler maintains strong relationships with key stakeholders, ensuring that the agency remains a preferred partner for major brands. Through strategic oversight of the Canadian market, the Chief Executive Officer (Canada) contributes significantly to the overall success and reputation of the firm within the competitive media landscape.

    Shane Martz - Chief Executive Officer & Co-Founder

    Shane Martz, the Chief Executive Officer & Co-Founder at Mindshare, directs the foundational principles and long-term growth trajectory of the organization. Martz architects the core business model, focusing on the intersection of media investment and advanced marketing technology. Overseeing the strategic direction of the firm, the Chief Executive Officer & Co-Founder ensures that the agency maintains its commitment to excellence in media services. This leadership role involves guiding the executive team toward achieving ambitious revenue targets and expanding the global footprint. By fostering innovation, Shane Martz drives the development of proprietary tools that differentiate the agency in a crowded marketplace. Martz monitors industry shifts to anticipate future challenges and opportunities. Through consistent focus on organizational health and client satisfaction, the Chief Executive Officer & Co-Founder secures the enduring legacy and operational stability of the company within the global marketing industry.

    Benjamin Condit - Chief Executive Officer (China)

    Benjamin Condit, the Chief Executive Officer (China) at Mindshare, directs all media and marketing operations within the rapidly evolving Chinese market. Condit architects localized strategies that integrate global media investment standards with the unique digital ecosystem of the region. Overseeing the expansion of service capabilities, the Chief Executive Officer (China) ensures that the agency remains at the forefront of innovation in one of the world's largest advertising markets. This leadership role involves managing complex client portfolios and navigating the regulatory environment to drive growth. By optimizing local operational processes, Benjamin Condit enhances the delivery of marketing services to a diverse range of brands. Condit fosters strong partnerships with local media platforms to secure competitive advantages. Through strategic leadership in the region, the Chief Executive Officer (China) significantly impacts the agency's global performance and strengthens the firm's presence in the Asia-Pacific market.
    Benjamin Condit

    Elek Annamari - Chief Financial Officer

    Elek Annamari, the Chief Financial Officer at Mindshare, directs the financial health and fiscal strategy of the global media agency. Annamari architects robust financial frameworks that support the company's investment management activities and operational expansion. Overseeing global budgeting, reporting, and risk management, the Chief Financial Officer ensures that resources are allocated efficiently to maximize return on investment. This leadership role involves collaborating with the executive team to evaluate the financial viability of new market entries and service offerings. By implementing rigorous financial controls, Elek Annamari maintains the integrity of the firm's fiscal operations. Annamari monitors economic indicators to provide actionable insights that guide strategic decision-making. Through precise financial planning and analysis, the Chief Financial Officer supports the agency's mission to deliver high-impact marketing services while maintaining long-term profitability and stability across all international business units.

    Lisa Collings - Client President

    Lisa Collings, the Client President at Mindshare, directs the strategic relationship management for the agency's most significant global accounts. Collings architects comprehensive service plans that align media investment strategies with the specific business objectives of major clients. Overseeing the delivery of integrated marketing solutions, the Client President ensures that all agency resources are effectively utilized to drive client growth. This leadership role involves serving as the primary point of contact for senior stakeholders, fostering long-term partnerships built on trust and performance. By coordinating cross-functional teams, Lisa Collings ensures the seamless execution of complex, multi-channel campaigns. Collings monitors client satisfaction and market performance to proactively address needs and identify new opportunities for collaboration. Through dedicated focus on client success, the Client President strengthens the agency's market position and ensures the continued delivery of high-value marketing services across the global portfolio.

    Gregory Manago - President, Content

    Gregory Manago, the President, Content at Mindshare, directs the development and distribution of creative content across all media platforms. Manago architects innovative content strategies that enhance brand storytelling and drive consumer engagement. Overseeing the creative and production teams, the President, Content ensures that all content aligns with the agency's media investment goals and client brand identities. This leadership role involves identifying emerging content trends and integrating them into broader marketing campaigns. By fostering a collaborative environment, Gregory Manago encourages the creation of high-impact assets that resonate with target audiences. Manago manages the production lifecycle, from conceptualization to final delivery, ensuring quality and consistency. Through strategic oversight of content initiatives, the President, Content supports the agency's mission to provide comprehensive marketing services that capture attention and deliver measurable results in a crowded digital landscape.
    Gregory Manago

    Resti Anggrahitha - Exchange Manager

    Resti Anggrahitha, the Exchange Manager at Mindshare, directs the tactical execution of media buying and inventory management processes. Anggrahitha architects efficient exchange workflows that connect client campaigns with optimal media placements across various digital channels. Overseeing the day-to-day operations of the exchange, the Exchange Manager ensures that media investments are executed with precision and transparency. This leadership role involves analyzing performance data to refine buying strategies and improve campaign outcomes. By managing relationships with media vendors, Resti Anggrahitha secures high-quality inventory that aligns with client objectives. Anggrahitha monitors market fluctuations to adjust bidding strategies in real-time, ensuring maximum value for every marketing dollar spent. Through meticulous attention to detail and operational efficiency, the Exchange Manager supports the agency's commitment to delivering superior media performance and driving measurable results for clients within the complex global advertising ecosystem.

    Ekaterina Agafonova - Exchange Manager

    Ekaterina Agafonova, the Exchange Manager at Mindshare, directs the optimization of media inventory and programmatic buying strategies. Agafonova architects data-driven approaches to media procurement, ensuring that client campaigns reach target audiences with maximum impact. Overseeing the technical aspects of the exchange, the Exchange Manager ensures seamless integration between demand-side platforms and media supply sources. This leadership role involves evaluating new inventory opportunities and negotiating terms that enhance campaign performance. By leveraging advanced analytics, Ekaterina Agafonova identifies trends that inform future buying decisions and improve overall efficiency. Agafonova collaborates with internal teams to align media strategies with broader client goals. Through consistent monitoring of campaign metrics, the Exchange Manager drives continuous improvement in media delivery. By maintaining high standards of execution, Agafonova contributes to the agency's reputation for excellence in media investment management and performance marketing.

    Murni Mayasari - Exchange Manager

    Murni Mayasari, the Exchange Manager at Mindshare, directs the operational management of media inventory and programmatic trading activities. Mayasari architects strategies to optimize media spend, ensuring that campaigns achieve maximum reach and frequency within defined budgets. Overseeing the daily operations of the exchange, the Exchange Manager ensures that all media buying activities adhere to the agency's quality and performance standards. This leadership role involves analyzing inventory performance and adjusting strategies to meet evolving client needs. By managing vendor relationships and negotiating favorable terms, Murni Mayasari enhances the agency's buying power. Mayasari monitors industry developments to incorporate new technologies and practices into the exchange process. Through rigorous focus on operational excellence, the Exchange Manager supports the agency's goal of delivering efficient and effective media solutions that drive growth for clients across diverse global markets.

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    Frequently Asked Questions Regarding Mindshare Top Executives and Leadership Team

    Who leads Mindshare?
    Mindshare is led by Maria Grivas (Chief Executive Officer), along with executives such as Karen Nayler (Chief Executive Officer (Canada)) and Shane Martz (Chief Executive Officer & Co-Founder).
    Who is part of Mindshare’s executive team?
    The executive team of Mindshare includes leaders such as Maria Grivas (Chief Executive Officer), Karen Nayler (Chief Executive Officer (Canada)), Shane Martz (Chief Executive Officer & Co-Founder) and other senior executives.
    How many executives does Mindshare have?
    Mindshare has 10 executives leading key business areas.
    What roles are included in Mindshare’s leadership team?
    The leadership team of Mindshare includes roles such as Chief Executive Officer, Chief Executive Officer (Canada), Chief Executive Officer & Co-Founder, Chief Executive Officer (China), Chief Financial Officer.