AT&T Executive and Leadership Team

Lizzie Baker, the Chief Executive Officer at AT&T, directs the overarching corporate strategy and operational execution. Baker's leadership guides the company's mission to deliver telecommunications services, including wireless, broadband, and entertainment, across the United States. This executive role involves setting the vision for AT&T's extensive mobile networks and fiber internet distribution systems. Baker ensures alignment with market demands and drives innovation to maintain AT&T's position as a leading provider. The Chief Executive Officer oversees all major business units, ensuring cohesive performance and strategic growth. Lizzie Baker's focus remains on enhancing customer value and expanding market reach through robust service offerings. This leadership position is critical for navigating the dynamic telecommunications landscape and achieving long-term financial objectives. Baker's decisions impact millions of customers and the company's overall market presence.

Mitch Friend, the Chief of Staff at AT&T, supports the executive leadership in driving strategic initiatives and operational efficiency. Friend facilitates communication and coordination across various departments, ensuring seamless execution of company-wide objectives. This role involves managing key projects and providing critical analysis to inform executive decision-making. The Chief of Staff works closely with other leaders to streamline processes and enhance productivity within AT&T's vast operations. Friend's responsibilities include preparing executive briefings and ensuring that strategic priorities are effectively translated into actionable plans. This position is vital for maintaining organizational agility and supporting the company's mission to deliver comprehensive telecommunications services. Mitch Friend's efforts contribute directly to the effective management of AT&T's extensive mobile and broadband networks.

Raymond Serzanin, the International Ecosystem Solutions Chief of Staff at AT&T, spearheads the strategic development and operational management of global partnerships and solutions. Serzanin focuses on expanding AT&T's reach within international markets by fostering robust ecosystem collaborations. This executive role involves identifying and cultivating strategic alliances that enhance the company's service offerings, particularly in broadband and entertainment distribution. The International Ecosystem Solutions Chief of Staff ensures that these global initiatives align with AT&T's core business objectives and contribute to revenue growth. Raymond Serzanin's leadership drives the integration of innovative solutions across diverse international landscapes, supporting the company's expansive network infrastructure. This position is crucial for navigating complex global regulatory environments and maximizing the impact of AT&T's telecommunications services worldwide.

Igal Elbaz, the Senior Vice President, Network Chief Technology Officer at AT&T, architects and directs the evolution of the company's advanced network infrastructure. Elbaz is responsible for the technological roadmap that underpins AT&T's wireless, broadband, and entertainment services across the United States. This critical role involves overseeing the deployment of cutting-edge technologies to enhance network performance, reliability, and capacity. The Senior Vice President, Network Chief Technology Officer drives innovation in areas such as 5G deployment and fiber optic expansion, ensuring AT&T maintains its leadership in network capabilities. Igal Elbaz's technical vision is fundamental to delivering superior connectivity to millions of consumers and businesses. This executive's work directly supports the operational excellence of one of America's largest mobile networks and its extensive distribution systems.

Eulalia Rivera, the Chief Revenue Officer & Buyer at AT&T, drives the company's revenue generation strategies and oversees critical purchasing decisions. Rivera's leadership focuses on maximizing income streams from AT&T's diverse portfolio of telecommunications services, including wireless, broadband, and entertainment. This executive role involves developing and implementing innovative sales approaches and managing key client relationships across consumer and business segments. The Chief Revenue Officer & Buyer is instrumental in optimizing procurement processes to ensure cost-effectiveness and strategic alignment with service delivery goals. Eulalia Rivera's expertise is crucial for expanding AT&T's market share and enhancing profitability. This position directly influences the company's financial performance and its ability to invest in network modernization and expansion.

Alenka Ramírez, the Senior HR Business Partner & Chief of Staff at AT&T, integrates human capital strategies with operational objectives to foster a high-performing organizational culture. Ramírez supports executive leadership by aligning HR initiatives with the company's mission to deliver essential telecommunications services. This role involves advising on talent management, employee engagement, and organizational development to support AT&T's extensive workforce. The Senior HR Business Partner & Chief of Staff ensures that HR practices effectively support the operational demands of AT&T's wireless, broadband, and entertainment divisions. Alenka Ramírez's contributions are vital for attracting, retaining, and developing the talent necessary to maintain and grow AT&T's market leadership. This position bridges strategic HR functions with the day-to-day operational needs of the business.

Nicole Ellert, the Team, AT & T Business Product Chief of Staff at AT&T, drives the strategic development and execution of product initiatives for the business segment. Ellert collaborates closely with product leadership to define roadmaps, manage go-to-market strategies, and ensure product offerings meet the evolving needs of enterprise clients. This executive role focuses on enhancing AT&T's business solutions, including advanced broadband and connectivity services. The Team, AT & T Business Product Chief of Staff plays a key part in coordinating cross-functional teams to deliver innovative products that support business growth and operational efficiency. Nicole Ellert's leadership ensures that AT&T's business product portfolio remains competitive and effectively serves a diverse range of commercial customers across the United States.

Janet Firmenich, the Lead Chief of Staff at AT&T, provides strategic direction and operational oversight across multiple executive functions. Firmenich coordinates key initiatives, ensuring alignment with AT&T's core mission of delivering comprehensive telecommunications services. This role involves facilitating executive decision-making, managing critical projects, and enhancing interdepartmental collaboration. The Lead Chief of Staff works to optimize operational workflows and drive efficiency throughout the organization. Janet Firmenich's leadership is essential for translating high-level corporate strategies into tangible results, supporting the company's extensive network operations and service delivery. This position is pivotal in maintaining organizational momentum and ensuring the effective execution of AT&T's business objectives.

Sandra Ugalde, the Chief of Staff Junior at AT&T, supports senior leadership in executing strategic priorities and managing operational tasks. Ugalde assists in coordinating projects, gathering data for executive review, and facilitating communication across various teams. This role contributes to the smooth functioning of AT&T's business operations, ensuring that initiatives related to wireless, broadband, and entertainment services progress effectively. The Chief of Staff Junior plays a supportive role in enhancing organizational efficiency and driving the implementation of company objectives. Sandra Ugalde's efforts help to streamline processes and provide critical support to the executive team, contributing to the overall success of AT&T's service delivery to millions of customers.

Daniela Navarro Segura, the Legal, Regulatorio & Asuntos Externos Chief of Staff at AT&T, directs strategic operations within the legal, regulatory, and external affairs domains. Navarro Segura ensures that AT&T's business practices comply with all relevant legal and regulatory frameworks across its service territories. This executive role involves managing complex external relationships and advocating for the company's interests in public policy matters. The Legal, Regulatorio & Asuntos Externos Chief of Staff plays a crucial part in navigating the intricate landscape of telecommunications law and policy. Daniela Navarro Segura's leadership is vital for maintaining AT&T's operational integrity and fostering positive government and public relations, supporting the company's extensive network and service offerings.