Santander Rio Executive and Leadership Team

July, 2026

Leadership Overview

Santander Rio has 10 executives leading key functions including strategy, technology, marketing, finance, sales, and operations.

Driven by innovation, Santander Rio is a commercial bank and financial services company dedicated to providing comprehensive financial solutions and driving economic growth within Argentina.

Leadership Roles at Santander Rio

  • Chief Executive Officer and Country Head - Alejandro Butti
  • Chief Head of Finance, Staff & Chief Operating Officer, Corporate & Investment Banking - Florencia Bellasi
  • Chief Technology Officer - Guillermo Arlía
  • Chief Marketing Officer - Mariela Arce
  • Líder De Chief Revenue Officer Ventas Digitales - Sebastian Tavella
  • SCIB Vice President - Financial Planning, Balance Sheet Consolidation and Chief of Staff - GTB - Félix Pineda Molina
  • Chief of Staff De Control De Gestión - Branko Alonso
  • Head Chief Information Officer, Technology - Sebastián Carvallo
  • Technical Manager & Chief Technology Officer, Transformation Office - Ivan Fridman
  • Software Architect & Chief Technology Officer, Engineering Practices, Office - Alejandro Alfonzo
  • Alejandro Butti - Chief Executive Officer and Country Head

    Alejandro Butti, the Chief Executive Officer and Country Head at Santander Rio, directs the overall strategic vision and operational execution for the company's financial services in Argentina. This leadership role involves steering the organization through market dynamics, ensuring robust financial performance, and expanding the bank's reach. Butti oversees all major business units, aligning their objectives with the broader corporate goals of Santander. His responsibilities include fostering key stakeholder relationships, driving growth initiatives, and maintaining the company's strong market position. Alejandro Butti's executive oversight ensures the bank's continued success and its commitment to serving clients with innovative financial products and services. The Chief Executive Officer and Country Head's mandate encompasses driving profitability and operational excellence across all facets of the bank's operations, solidifying its standing as a leading financial institution.

    Florencia Bellasi - Chief Head of Finance, Staff & Chief Operating Officer, Corporate & Investment Banking

    Florencia Bellasi, the Chief Head of Finance, Staff & Chief Operating Officer, Corporate & Investment Banking at Santander Rio, manages the financial health and operational efficiency of the bank's corporate and investment banking division. Bellasi directs financial planning, budgeting, and resource allocation, ensuring optimal capital management and profitability. Her responsibilities include overseeing the operational frameworks that support complex financial transactions and client services within this specialized sector. Florencia Bellasi's dual role ensures seamless integration between financial strategy and operational execution for corporate clients. The Chief Head of Finance, Staff & Chief Operating Officer, Corporate & Investment Banking's focus is on driving financial performance, managing risk, and enhancing the operational capabilities that serve institutional clients. Bellasi's leadership is key to the division's strategic growth and market competitiveness.

    Guillermo Arlía - Chief Technology Officer

    Guillermo Arlía, the Chief Technology Officer at Santander Rio, architects and executes the company's technology strategy, ensuring robust and scalable digital infrastructure. Arlía's purview includes overseeing all technology operations, driving digital transformation initiatives, and implementing innovative solutions to enhance customer experience and operational efficiency. This role is critical in maintaining the bank's competitive edge through advanced technological adoption. Guillermo Arlía's leadership ensures the integration of cutting-edge technologies across all banking functions, from core systems to customer-facing applications. The Chief Technology Officer's focus extends to cybersecurity, data management, and the development of new digital platforms that support the bank's growth objectives and regulatory compliance. Arlía drives technological advancements that underpin the bank's service delivery and operational resilience.

    Mariela Arce - Chief Marketing Officer

    Mariela Arce, the Chief Marketing Officer at Santander Rio, spearheads the development and execution of comprehensive marketing strategies to enhance brand visibility and customer engagement. Arce directs all marketing campaigns, product launches, and brand positioning initiatives, ensuring alignment with the company's commercial objectives. Her role is pivotal in understanding market trends and consumer behavior to drive customer acquisition and retention. Mariela Arce's leadership ensures that Santander Rio's value proposition is effectively communicated across all channels. The Chief Marketing Officer oversees market research, digital marketing efforts, and public relations, fostering strong customer loyalty and expanding market share. Arce's strategic direction strengthens the bank's brand equity and its connection with the Argentine market.

    Sebastian Tavella - Líder De Chief Revenue Officer Ventas Digitales

    Sebastian Tavella, the Líder De Chief Revenue Officer Ventas Digitales at Santander Rio, drives revenue generation through the strategic expansion of digital sales channels. Tavella oversees the development and implementation of digital sales strategies, focusing on optimizing the customer journey and maximizing conversion rates across online platforms. His leadership is critical in leveraging technology to achieve ambitious revenue targets and enhance market penetration. Sebastian Tavella's role involves analyzing digital market performance and identifying new opportunities for growth. The Líder De Chief Revenue Officer Ventas Digitales is responsible for the end-to-end digital sales funnel, ensuring a cohesive and effective customer experience. Tavella's efforts directly contribute to Santander Rio's digital transformation and revenue diversification.

    Félix Pineda Molina - SCIB Vice President - Financial Planning, Balance Sheet Consolidation and Chief of Staff - GTB

    Félix Pineda Molina, the SCIB Vice President - Financial Planning, Balance Sheet Consolidation and Chief of Staff - GTB at Santander Rio, manages critical financial planning and consolidation processes for the Global Transaction Banking (GTB) division. Molina oversees the accurate reporting of financial statements, balance sheet integrity, and strategic financial forecasting to support business decisions. His role as Chief of Staff ensures effective coordination and execution of initiatives within the GTB segment. Félix Pineda Molina's expertise is vital for maintaining financial discipline and providing strategic insights to GTB leadership. The SCIB Vice President - Financial Planning, Balance Sheet Consolidation and Chief of Staff - GTB's responsibilities include optimizing financial operations and ensuring compliance with regulatory requirements. Molina's contributions are essential for the financial stability and strategic direction of the GTB operations.

    Branko Alonso - Chief of Staff De Control De Gestión

    Branko Alonso, the Chief of Staff De Control De Gestión at Santander Rio, directs the management control functions, ensuring operational efficiency and financial accountability across the organization. Alonso oversees the implementation of control systems, performance monitoring, and strategic reporting to support informed decision-making. His role is integral to maintaining robust governance and optimizing resource utilization. Branko Alonso's leadership ensures that management control frameworks are effectively applied throughout the bank. The Chief of Staff De Control De Gestión's focus includes driving process improvements and ensuring adherence to internal policies and external regulations. Alonso's strategic oversight contributes significantly to the bank's operational integrity and financial performance.

    Sebastián Carvallo - Head Chief Information Officer, Technology

    Sebastián Carvallo, the Head Chief Information Officer, Technology at Santander Rio, leads the technology infrastructure and information systems strategy for the bank. Carvallo oversees the development, implementation, and maintenance of all IT operations, ensuring system reliability, security, and alignment with business objectives. His role is crucial in driving technological innovation and supporting the bank's digital transformation efforts. Sebastián Carvallo's leadership ensures that the technology division effectively supports all business units and enhances customer service delivery. The Head Chief Information Officer, Technology's responsibilities include managing IT budgets, overseeing cybersecurity measures, and driving the adoption of new technologies. Carvallo's strategic vision strengthens Santander Rio's technological capabilities and operational resilience.

    Ivan Fridman - Technical Manager & Chief Technology Officer, Transformation Office

    Ivan Fridman, the Technical Manager & Chief Technology Officer, Transformation Office at Santander Rio, drives technological advancements within the bank's transformation initiatives. Fridman oversees the technical aspects of strategic projects, ensuring the successful implementation of new systems and processes that enhance operational capabilities. His role is key in translating business requirements into effective technological solutions. Ivan Fridman's expertise supports the bank's evolution towards more agile and efficient operations. The Technical Manager & Chief Technology Officer, Transformation Office's focus includes managing technical teams, evaluating emerging technologies, and ensuring project delivery aligns with the transformation roadmap. Fridman's contributions are vital for modernizing Santander Rio's technological landscape.

    Alejandro Alfonzo - Software Architect & Chief Technology Officer, Engineering Practices, Office

    Alejandro Alfonzo, the Software Architect & Chief Technology Officer, Engineering Practices, Office at Santander Rio, defines and implements best practices in software engineering and architectural design. Alfonzo guides the development of robust, scalable, and maintainable software solutions that underpin the bank's technological infrastructure. His role is critical in establishing high standards for code quality, system design, and development methodologies. Alejandro Alfonzo's expertise ensures that engineering practices align with long-term strategic technology goals. The Software Architect & Chief Technology Officer, Engineering Practices, Office's responsibilities include mentoring engineering teams, evaluating architectural patterns, and fostering a culture of technical excellence. Alfonzo's work enhances the reliability and efficiency of Santander Rio's software development lifecycle.

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    Frequently Asked Questions Regarding Santander Rio Top Executives and Leadership Team

    Who leads Santander Rio?
    Santander Rio is led by Alejandro Butti (Chief Executive Officer and Country Head), along with executives such as Florencia Bellasi (Chief Head of Finance, Staff & Chief Operating Officer, Corporate & Investment Banking) and Guillermo Arlía (Chief Technology Officer).
    Who is part of Santander Rio’s executive team?
    The executive team of Santander Rio includes leaders such as Alejandro Butti (Chief Executive Officer and Country Head), Florencia Bellasi (Chief Head of Finance, Staff & Chief Operating Officer, Corporate & Investment Banking), Guillermo Arlía (Chief Technology Officer) and other senior executives.
    How many executives does Santander Rio have?
    Santander Rio has 10 executives leading key business areas.
    What roles are included in Santander Rio’s leadership team?
    The leadership team of Santander Rio includes roles such as Chief Executive Officer and Country Head, Chief Head of Finance, Staff & Chief Operating Officer, Corporate & Investment Banking, Chief Technology Officer, Chief Marketing Officer, Líder De Chief Revenue Officer Ventas Digitales.