Mariana Cestau

Leads Zoetis’s operations across Chile and Peru, ensuring that both markets advance with a coherent strategy, strong execution, and a focus on sustainable, long-term growth. Directs the business agenda for the sub-region, aligning priorities, driving commercial excellence, and cultivating strong relationships with customers and industry partners. Her responsibilities also include anticipating market needs, promoting innovation, and positioning Zoetis as a reference in animal health. Fosters a people-centered culture where purpose, inclusion, and talent development are integral to how teams work and grow. Encourages an environment of collaboration, accountability, and continuous learning, helping teams thrive and strengthening Zoetis’s reputation as an employer of choice and a reliable partner for veterinarians, producers, distributors, and the broader animal health ecosystem.

Oversees the full scope of the company’s operations, shaping business strategy and leading the team to deliver sustainable growth across all segments. The role includes setting a clear vision, fostering innovation, strengthening customer partnerships, and ensuring operational excellence to uphold Zoetis’s leadership in the animal health industry. Champions an organizational culture grounded in purpose, inclusion, and continuous talent development. Under her leadership, the team is inspired to collaborate, grow, and perform at their best, reinforcing Zoetis as both a great place to work and a trusted, long-term partner for veterinarians, producers, distributors, and the broader animal health community.

Responsable de representar a la Asociación de Laboratorios Veterinarios en Chile, articulando al sector en torno a la promoción del uso responsable de medicamentos veterinarios, la mejora continua de estándares de calidad e innovación, y el desarrollo sostenible de la salud animal. Lidera la relación con autoridades, entes regulatorios y actores clave, fomentando la colaboración entre industria, academia y sector público.

Health Consultancy Solutions including Operating Room / Cathlab design, construction and management; surgical process management optimization and waiting lists resolution through artificial intelligence and inventory management supported by automatic dispensers and AI.

Responsible for Cardiac Devices Business Unit. Full P&L responsibility Manages Sales & Marketing short and long term strategy and execution. Portfolio review and design / New product introductions Market Research Product quality control and management. Sales Force training execution Medical Education & referral.

• Manages Sales Force, Drugstore Sales Representatives & Doctors’ sales representatives. • Responsible for Institutional, Pharmacy, and Prescription sales. • Responsible for International Commerce. • Manages Marketing managers and Business Intelligence Team. • Marketing plan, short and long term strategies and execution • Portfolio review and design / New product introductions • Market Research • Sales Force training execution • New CRM implementation with BI Team. • KOL endorsement

Member of the Board of Directors - Key Company Decisions Product Porftolio Management and Pipeline Acceleration Plan to drive company growth Product Managers team supervision / direction New Market / New Segments assessment Forecasting New Product introduction Presentations & Training

• Lead division start-up in the region with general management responsibilities. • Marketing plan, decision on strategies and execution • New customer introduction and negotiations • Customer contracts and price strategy • New products launch • ADS and S&OP process execution with monthly reviews with customers • Supply tracking • Country regulatory requirements compliance • Marketing campaign execution • Customer training execution

- Latin Amercia market assessment - Develop strategies for Latin America business, which has huge opportunity to grow. - Training for sales representatives as well as clinical nurses. - To sum up, develop LA market.

* Launch of new products. * Supply tracking * Salesforce support in strategies execution. * Marketing plan, desicion on strategies and their execution. * Market research focused in decision making. * IMS, AC Nielsen and DDD reports as a tool for market analysis. * Marketing campaign. Visual aids and printed materials directed to phisicians, consumers and health care providers.