Cellcom Executive and Leadership Team

August, 2026

Leadership Overview

Cellcom has 8 executives leading key functions including strategy, marketing, finance, technology, engineering, and operations.

Focused on delivering reliable connectivity across Wisconsin and Michigan, Cellcom prioritizes customer-centric wireless solutions while maintaining a robust infrastructure to support the evolving communication needs of the regional market.

Leadership Roles at Cellcom

  • Chief Executive Officer - Pat Riordan
  • Chief Financial Officer - Shlomi Fruhling
  • Chief Financial Officer & Treasurer - Ron Nuland
  • President - Sadat Hasan
  • Chief Marketing Officer - Dafna Agassi
  • Chief Technology Officer, Cellcom (Israel) - Lipa Ogman
  • Chief Technology Officer & Vice President, Engineering - Avi Grinman
  • Chief Technology Officer, Cellcom Television & Director, Infrastructure Cellcom - Gil Hershberg
  • Pat Riordan - Chief Executive Officer

    Pat Riordan, the Chief Executive Officer at Cellcom, directs the overarching strategic vision for the wireless service provider. Overseeing the expansion of network coverage across Wisconsin and Michigan, the Chief Executive Officer ensures alignment between corporate goals and regional market demands. This leadership role involves managing high-level partnerships and driving long-term growth initiatives. By optimizing operational efficiency, Pat Riordan directly impacts the company's ability to provide reliable nationwide wireless services. Riordan maintains a focus on sustainable development, ensuring the organization remains competitive within the telecommunications landscape. Through consistent oversight of executive functions, the Chief Executive Officer secures the financial and operational health of the business. Riordan fosters a culture of innovation, guiding the company toward future technological advancements while maintaining the core mission of connecting communities across the Midwest.

    Shlomi Fruhling - Chief Financial Officer

    Shlomi Fruhling, the Chief Financial Officer at Cellcom, manages the fiscal health and capital allocation strategies for the wireless service provider. Overseeing financial reporting and budgetary controls, the Chief Financial Officer ensures the organization maintains a strong balance sheet while investing in network infrastructure. This leadership role involves collaborating with the executive team to assess the financial viability of new service expansions in Wisconsin and Michigan. By optimizing cost structures and revenue streams, Shlomi Fruhling directly impacts the company's long-term profitability. Fruhling monitors economic indicators to mitigate risks and capitalize on market opportunities within the telecommunications sector. Through rigorous financial oversight, the Chief Financial Officer supports the strategic goals of the business, ensuring resources are allocated effectively to drive growth. Fruhling maintains transparency in financial operations, providing the necessary data to guide informed decision-making across the entire organization.

    Ron Nuland - Chief Financial Officer & Treasurer

    Ron Nuland, the Chief Financial Officer & Treasurer at Cellcom, oversees the treasury functions and liquidity management for the wireless service provider. Managing cash flow and investment portfolios, the Chief Financial Officer & Treasurer ensures the company maintains sufficient capital to support ongoing operations in Wisconsin and Michigan. This leadership role involves coordinating with financial institutions to secure funding for infrastructure upgrades and service expansion. By executing prudent treasury strategies, Ron Nuland directly impacts the company's financial stability and risk management profile. Nuland monitors debt obligations and interest rate exposure, ensuring the organization remains fiscally resilient. Through precise financial planning, the Chief Financial Officer & Treasurer supports the company's growth objectives, providing the necessary capital to sustain competitive service offerings. Nuland maintains a focus on long-term value creation, ensuring the business remains well-positioned to navigate the complexities of the telecommunications market.

    Sadat Hasan - President

    Sadat Hasan, the President at Cellcom, oversees the daily operational execution and strategic implementation for the wireless service provider. Managing the alignment of various departments, the President ensures that the company's business model effectively serves customers in Wisconsin and Michigan. This leadership role involves driving operational excellence and fostering collaboration across the executive team to achieve corporate milestones. By executing tactical plans, Sadat Hasan directly impacts the company's ability to maintain high service standards and operational efficiency. Hasan monitors performance metrics to identify areas for improvement and growth within the regional market. Through consistent leadership, the President supports the organization's mission to provide reliable wireless connectivity. Hasan focuses on streamlining internal processes, ensuring the business remains agile and responsive to the evolving needs of the telecommunications industry while maintaining a strong commitment to customer satisfaction.

    Dafna Agassi - Chief Marketing Officer

    Dafna Agassi, the Chief Marketing Officer at Cellcom, architects the brand strategy and customer acquisition programs for the wireless service provider. Overseeing market research and promotional campaigns, the Chief Marketing Officer ensures that service offerings resonate with consumers in Wisconsin and Michigan. This leadership role involves analyzing competitive trends to refine product positioning and enhance market share. By executing data-driven marketing initiatives, Dafna Agassi directly impacts the company's revenue growth and brand visibility. Agassi manages the communication channels that connect the business with the regional customer base, ensuring consistent messaging across all platforms. Through strategic planning, the Chief Marketing Officer drives engagement and loyalty, supporting the broader organizational objective of providing accessible wireless solutions. Agassi maintains a focus on evolving consumer preferences, adapting marketing tactics to ensure the company remains a preferred choice for mobile connectivity.

    Lipa Ogman - Chief Technology Officer, Cellcom (Israel)

    Lipa Ogman, the Chief Technology Officer, Cellcom (Israel) at Cellcom, directs the technical roadmap and innovation strategy for international operations. Overseeing the integration of advanced communication technologies, the Chief Technology Officer, Cellcom (Israel) ensures that the infrastructure supports high-performance wireless services. This leadership role involves evaluating emerging hardware and software solutions to enhance network reliability and speed. By architecting scalable technical frameworks, Lipa Ogman directly impacts the company's ability to deliver seamless connectivity. Ogman collaborates with global engineering teams to implement best practices that improve service delivery and operational efficiency. Through technical leadership, the Chief Technology Officer, Cellcom (Israel) drives the adoption of next-generation standards, ensuring the organization remains at the forefront of the telecommunications industry. Ogman focuses on maintaining robust system integrity, supporting the company's commitment to providing superior wireless experiences for all users.

    Avi Grinman - Chief Technology Officer & Vice President, Engineering

    Avi Grinman, the Chief Technology Officer & Vice President, Engineering at Cellcom, leads the design and maintenance of the wireless network infrastructure. Overseeing the engineering department, the Chief Technology Officer & Vice President, Engineering ensures that the technical systems supporting Wisconsin and Michigan operations remain robust and efficient. This leadership role involves managing the deployment of new network hardware and optimizing existing signal coverage. By architecting reliable technical solutions, Avi Grinman directly impacts the quality of service provided to customers. Grinman coordinates with cross-functional teams to troubleshoot complex technical issues and implement upgrades that enhance network capacity. Through engineering excellence, the Chief Technology Officer & Vice President, Engineering drives the company's ability to meet increasing data demands. Grinman focuses on continuous improvement, ensuring the infrastructure remains capable of supporting the latest wireless technologies and maintaining high standards of connectivity.
    Avi Grinman

    Gil Hershberg - Chief Technology Officer, Cellcom Television & Director, Infrastructure Cellcom

    Gil Hershberg, the Chief Technology Officer, Cellcom Television & Director, Infrastructure Cellcom at Cellcom, manages the technical delivery of television services and the underlying network infrastructure. Overseeing the integration of media streaming platforms, the Chief Technology Officer, Cellcom Television & Director, Infrastructure Cellcom ensures that content delivery remains consistent and high-quality. This leadership role involves directing the maintenance of physical and digital infrastructure to support both television and wireless services. By optimizing the delivery architecture, Gil Hershberg directly impacts the user experience for television subscribers. Hershberg coordinates with infrastructure teams to ensure system uptime and scalability across the regional network. Through technical oversight, the Chief Technology Officer, Cellcom Television & Director, Infrastructure Cellcom drives the convergence of media and telecommunications services. Hershberg focuses on enhancing system performance, ensuring the company provides reliable and innovative entertainment solutions to the customer base.
    Gil Hershberg

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    Frequently Asked Questions Regarding Cellcom Top Executives and Leadership Team

    Who leads Cellcom?
    Cellcom is led by Pat Riordan (Chief Executive Officer), along with executives such as Shlomi Fruhling (Chief Financial Officer) and Ron Nuland (Chief Financial Officer & Treasurer).
    Who is part of Cellcom’s executive team?
    The executive team of Cellcom includes leaders such as Pat Riordan (Chief Executive Officer), Shlomi Fruhling (Chief Financial Officer), Ron Nuland (Chief Financial Officer & Treasurer) and other senior executives.
    How many executives does Cellcom have?
    Cellcom has 8 executives leading key business areas.
    What roles are included in Cellcom’s leadership team?
    The leadership team of Cellcom includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Financial Officer & Treasurer, President, Chief Marketing Officer.