WOM Executive and Leadership Team

September, 2026

Leadership Overview

WOM has 4 executives leading key functions including strategy, financial oversight, operational scaling, and technology infrastructure.

Driven by a commitment to accessible connectivity, WOM delivers integrated wireless communications across Chile, focusing on democratizing digital access through innovative data and voice solutions for all market segments.

Leadership Roles at WOM

  • Chief Executive Officer - Christopher Bannister
  • Chief Financial Officer - Ines Ostenrieder
  • Chief Operating Officer - Andres Ok
  • Jefe Control De Gestión Opex Y Capex Chief Technology Officer - Isabella Morales Lemus
  • Christopher Bannister - Chief Executive Officer

    Christopher Bannister, the Chief Executive Officer at WOM, directs the overarching strategic vision for the organization. This leadership role involves navigating the competitive landscape of the Chilean telecommunications market to ensure sustained growth and market penetration. Christopher Bannister architects high-level initiatives that prioritize digital cellular voice and wireless internet accessibility for diverse consumer bases. By aligning corporate objectives with evolving technological demands, the Chief Executive Officer maintains a focus on operational excellence and service quality. The executive collaborates closely with the board to secure long-term financial health while fostering a culture of innovation. Through constant evaluation of market trends, the Chief Executive Officer drives the expansion of wireless infrastructure across the region. Bannister ensures that all departments remain synchronized with the core mission of providing affordable, high-quality communication services to the public, ultimately solidifying the company position as a leader in the national telecom sector.

    Ines Ostenrieder - Chief Financial Officer

    Ines Ostenrieder, the Chief Financial Officer at WOM, manages the fiscal health and capital allocation strategies for the enterprise. This role involves overseeing complex financial planning, budgeting, and reporting processes that support the deployment of wireless internet and cellular data services. Ines Ostenrieder executes rigorous financial analysis to optimize resource distribution across various operational departments. By maintaining transparency with stakeholders and investors, the Chief Financial Officer ensures the stability of the company balance sheet. The executive monitors cash flow and investment returns to facilitate the ongoing development of network infrastructure. Through strategic financial modeling, Ostenrieder identifies opportunities for cost efficiency and revenue growth within the competitive Chilean market. The Chief Financial Officer collaborates with other leadership members to align fiscal policies with long-term business objectives. Ultimately, Ostenrieder secures the necessary capital to sustain the company commitment to providing integrated wireless communications to a broad customer base.

    Andres Ok - Chief Operating Officer

    Andres Ok, the Chief Operating Officer at WOM, directs the daily operational activities and service delivery mechanisms for the company. This leadership role involves managing the logistics of wireless network maintenance and customer service operations to ensure seamless connectivity for users. Andres Ok architects efficient workflows that streamline the delivery of digital cellular voice and data services across the country. By overseeing internal processes, the Chief Operating Officer ensures that service quality meets the high standards required in the telecommunications industry. The executive coordinates with technical teams to resolve operational bottlenecks and improve system reliability. Through the implementation of performance metrics, Ok drives productivity and operational agility. The Chief Operating Officer maintains a focus on scaling internal capabilities to support the growing demand for wireless internet access. Ultimately, Ok ensures that all operational functions remain aligned with the broader corporate mission of providing reliable and accessible communication solutions to the Chilean market.
    Andres Ok

    Isabella Morales Lemus - Jefe Control De Gestión Opex Y Capex Chief Technology Officer

    Isabella Morales Lemus, the Jefe Control De Gestión Opex Y Capex Chief Technology Officer at WOM, manages the technical infrastructure and capital expenditure planning for the organization. This role involves overseeing the deployment of advanced wireless technologies and ensuring the efficiency of network operations. Isabella Morales Lemus architects scalable solutions that support the delivery of high-speed internet and cellular data services. By balancing operational expenses with strategic technology investments, the Jefe Control De Gestión Opex Y Capex Chief Technology Officer optimizes the company technical roadmap. The executive leads the integration of new hardware and software systems to enhance network performance across the region. Through rigorous oversight of technology budgets, Morales Lemus ensures that all infrastructure projects align with the company financial and strategic goals. The Jefe Control De Gestión Opex Y Capex Chief Technology Officer collaborates with other leaders to drive innovation in wireless communications, ultimately ensuring that the company remains at the forefront of the digital landscape.

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    Frequently Asked Questions Regarding WOM Top Executives and Leadership Team

    Who leads WOM?
    WOM is led by Christopher Bannister (Chief Executive Officer), along with executives such as Ines Ostenrieder (Chief Financial Officer) and Andres Ok (Chief Operating Officer).
    Who is part of WOM’s executive team?
    The executive team of WOM includes leaders such as Christopher Bannister (Chief Executive Officer), Ines Ostenrieder (Chief Financial Officer), Andres Ok (Chief Operating Officer) and other senior executives.
    How many executives does WOM have?
    WOM has 4 executives leading key business areas.
    What roles are included in WOM’s leadership team?
    The leadership team of WOM includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, Jefe Control De Gestión Opex Y Capex Chief Technology Officer.