Act Executive and Leadership Team

October, 2026

Leadership Overview

Act has 4 executives leading key functions including strategy, artificial intelligence, technology, and operations.

Driven by a commitment to digital excellence, Act delivers results-driven marketing solutions that enhance brand visibility through integrated social media and SEO strategies across global markets.

Leadership Roles at Act

  • Chief Executive Officer Brasil - Samuel Moleiro
  • Partner. Chief Executive Officer Act Nexus. AI and Emerging Technologies Value Creation - Etienne Cartolano
  • Chief Operating Officer - Tito Simoes
  • Chief Technology Officer - Frédéric Martineau
  • Samuel Moleiro - Chief Executive Officer Brasil

    Samuel Moleiro, the Chief Executive Officer Brasil at Act, directs all regional business development and strategic growth initiatives. Overseeing the expansion of digital marketing services across the Brazilian market, the Chief Executive Officer Brasil ensures alignment with the broader corporate mission of delivering high-impact, results-driven marketing solutions. This leadership role involves managing client relationships, optimizing service delivery models, and fostering innovation within the local team. By leveraging deep industry expertise, Samuel Moleiro drives operational efficiency and strengthens the competitive position of the agency. Moleiro maintains a focus on scaling integrated marketing solutions, including social media and SEO, to meet the evolving needs of diverse clients. Through consistent performance monitoring and strategic planning, the Chief Executive Officer Brasil secures long-term market relevance and sustainable growth for the organization within the competitive digital landscape.

    Etienne Cartolano - Partner. Chief Executive Officer Act Nexus. AI and Emerging Technologies Value Creation

    Etienne Cartolano, the Partner. Chief Executive Officer Act Nexus. AI and Emerging Technologies Value Creation at Act, architects the integration of advanced artificial intelligence into core marketing service offerings. Overseeing the development of emerging technology frameworks, the Partner. Chief Executive Officer Act Nexus. AI and Emerging Technologies Value Creation ensures that the agency remains at the forefront of digital innovation. This leadership role involves identifying new technological opportunities, managing cross-functional teams, and driving value creation through sophisticated data-driven strategies. By implementing cutting-edge AI tools, Etienne Cartolano enhances brand visibility and optimizes campaign performance for global clients. Cartolano collaborates with other executive leaders to align technological advancements with overall business objectives. Through the continuous exploration of new digital frontiers, the Partner. Chief Executive Officer Act Nexus. AI and Emerging Technologies Value Creation secures a distinct competitive advantage for the firm in the rapidly evolving marketing industry.

    Tito Simoes - Chief Operating Officer

    Tito Simoes, the Chief Operating Officer at Act, directs the daily business operations and internal processes that sustain the agency's service delivery. Overseeing the coordination between departments, the Chief Operating Officer ensures that integrated marketing solutions, including social media and SEO, reach clients with maximum efficiency and quality. This leadership role involves streamlining workflows, managing resource allocation, and maintaining high standards of operational excellence across all regional offices. By optimizing internal systems, Tito Simoes drives productivity and supports the company's mission of enhancing brand visibility for diverse clients. Simoes collaborates with the executive team to implement strategic initiatives that improve overall performance and profitability. Through the rigorous management of operational metrics and the continuous improvement of service delivery frameworks, the Chief Operating Officer secures the stability and scalability of the organization, ensuring consistent success in a fast-paced digital marketing environment.

    Frédéric Martineau - Chief Technology Officer

    Frédéric Martineau, the Chief Technology Officer at Act, directs the technical infrastructure and digital architecture supporting all marketing operations. Overseeing the development of scalable software solutions, the Chief Technology Officer ensures that the agency provides robust, high-performance platforms for social media and SEO campaigns. This leadership role involves managing technical teams, implementing secure data protocols, and optimizing internal systems for maximum efficiency. By bridging the gap between complex technical requirements and client-facing marketing needs, Frédéric Martineau drives the digital transformation of the company. Martineau works closely with the executive team to integrate new technologies into existing service models, ensuring seamless delivery of integrated marketing solutions. Through the constant refinement of technical processes, the Chief Technology Officer maintains the reliability and speed of all digital assets, ultimately supporting the agency's goal of delivering superior results for every client.
    Frédéric Martineau

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    Frequently Asked Questions Regarding Act Top Executives and Leadership Team

    Who leads Act?
    Act is led by Samuel Moleiro (Chief Executive Officer Brasil), along with executives such as Etienne Cartolano (Partner. Chief Executive Officer Act Nexus. AI and Emerging Technologies Value Creation) and Tito Simoes (Chief Operating Officer).
    Who is part of Act’s executive team?
    The executive team of Act includes leaders such as Samuel Moleiro (Chief Executive Officer Brasil), Etienne Cartolano (Partner. Chief Executive Officer Act Nexus. AI and Emerging Technologies Value Creation), Tito Simoes (Chief Operating Officer) and other senior executives.
    How many executives does Act have?
    Act has 4 executives leading key business areas.
    What roles are included in Act’s leadership team?
    The leadership team of Act includes roles such as Chief Executive Officer Brasil, Partner. Chief Executive Officer Act Nexus. AI and Emerging Technologies Value Creation, Chief Operating Officer, Chief Technology Officer.