Mitel Executive and Leadership Team

October, 2026

Leadership Overview

Mitel has 6 executives leading key functions including strategy, financial oversight, global sales, and research and development.

Focused on seamless business connectivity, Mitel delivers advanced cloud and enterprise communication solutions to organizations worldwide. This leadership team drives innovation to ensure reliable collaboration across diverse global markets.

Leadership Roles at Mitel

  • Founder & Chief Executive Officer - Tanner Applegate
  • Founder & Chief Executive Officer - Joseph Quitoni
  • Chief Financial Officer - Janine Yetter
  • Chief Financial Officer, Sub Saharan Africa - Elmien Goss
  • Chief Sales Officer (CSO) - David Petts
  • Chief Technology Officer & Head of Large Enterprise Research & Development - Luiz Domingos
  • Tanner Applegate - Founder & Chief Executive Officer

    Tanner Applegate, the Founder & Chief Executive Officer at Mitel, directs the overarching corporate strategy and long-term vision for global business communications. Applegate architects the expansion of cloud-based collaboration tools, ensuring the company maintains a competitive edge in the enterprise technology sector. By aligning internal resources with market demands, the Founder & Chief Executive Officer fosters a culture of continuous improvement and technological advancement. This leadership role involves frequent collaboration with the Board to secure sustainable growth and operational excellence across North American and European markets. Tanner Applegate monitors key performance indicators to validate the efficacy of current communication platforms. Through rigorous analysis of industry trends, the Founder & Chief Executive Officer positions the organization to capture emerging opportunities in next-gen collaboration applications, ultimately driving significant value for stakeholders and clients alike.

    Joseph Quitoni - Founder & Chief Executive Officer

    Joseph Quitoni, the Founder & Chief Executive Officer at Mitel, manages the strategic integration of next-gen collaboration applications into the existing enterprise product portfolio. Quitoni oversees the development of scalable communication frameworks that support businesses in navigating complex digital transformations. By prioritizing user experience and system reliability, the Founder & Chief Executive Officer ensures that all service offerings meet the rigorous standards required by modern global enterprises. This role requires constant engagement with cross-functional teams to streamline product delivery and enhance service accessibility. Joseph Quitoni evaluates the impact of new technologies on the broader market landscape, adjusting operational priorities to maintain leadership in the communications sector. Through the implementation of robust infrastructure strategies, the Founder & Chief Executive Officer secures the company's position as a primary provider of seamless business connectivity solutions across international territories.

    Janine Yetter - Chief Financial Officer

    Janine Yetter, the Chief Financial Officer at Mitel, directs all fiscal planning, capital allocation, and financial reporting processes for the global organization. Yetter architects comprehensive budgetary frameworks that support the research and development of next-gen communication technologies. By maintaining strict oversight of corporate expenditures, the Chief Financial Officer ensures the financial health necessary to sustain long-term innovation in cloud and enterprise applications. This leadership role involves coordinating with executive peers to optimize resource distribution across various international business units. Janine Yetter evaluates investment opportunities that align with the company's mission of seamless connectivity, providing the analytical foundation for strategic decision-making. Through the management of complex financial portfolios, the Chief Financial Officer mitigates fiscal risks while promoting growth. Ultimately, Yetter secures the economic stability required to maintain the company's status as a market leader in business communications.
    Janine Yetter

    Elmien Goss - Chief Financial Officer, Sub Saharan Africa

    Elmien Goss, the Chief Financial Officer, Sub Saharan Africa at Mitel, manages the financial operations and regulatory compliance for the company's expanding footprint within the African market. Goss architects localized financial strategies that support the deployment of cloud and enterprise communication solutions across the region. By overseeing regional accounting and fiscal reporting, the Chief Financial Officer, Sub Saharan Africa ensures that all operations adhere to both corporate standards and local economic requirements. This leadership role involves analyzing regional market trends to optimize cost structures and improve profitability in emerging territories. Elmien Goss coordinates with global finance teams to ensure consistency in reporting while addressing the unique challenges of the Sub Saharan market. Through the diligent management of regional assets and capital, the Chief Financial Officer, Sub Saharan Africa promotes sustainable growth. Ultimately, Goss secures the financial foundation necessary for the company to deliver seamless connectivity to businesses throughout the region.

    David Petts - Chief Sales Officer (CSO)

    David Petts, the Chief Sales Officer (CSO) at Mitel, drives the global revenue strategy and manages client acquisition across diverse enterprise sectors. Petts architects high-impact sales initiatives that promote the adoption of cloud and collaboration applications among large-scale organizations. By overseeing regional sales teams, the Chief Sales Officer (CSO) ensures consistent market penetration and strong customer relationships throughout the Americas and EMEA. This leadership role involves developing incentive structures that motivate performance and align with the company's broader growth objectives. David Petts monitors competitive dynamics to refine sales tactics, ensuring that the organization effectively communicates the value of its communication solutions. Through the optimization of the sales funnel and the cultivation of strategic partnerships, the Chief Sales Officer (CSO) directly impacts the company's market share. Ultimately, Petts secures the revenue streams necessary to support ongoing technological development and service expansion.

    Luiz Domingos - Chief Technology Officer & Head of Large Enterprise Research & Development

    Luiz Domingos, the Chief Technology Officer & Head of Large Enterprise Research & Development at Mitel, leads the technical roadmap and innovation pipeline for all enterprise-grade communication platforms. Domingos architects the development of next-gen collaboration tools, focusing on scalability, security, and seamless integration for large-scale business environments. By overseeing the research and development division, the Chief Technology Officer & Head of Large Enterprise Research & Development ensures that all engineering efforts align with the company's commitment to reliable connectivity. This leadership role involves managing complex technical projects and fostering collaboration between engineering teams and product management. Luiz Domingos evaluates emerging technologies to maintain the company's position at the forefront of the communications industry. Through the implementation of advanced software architectures, the Chief Technology Officer & Head of Large Enterprise Research & Development drives the evolution of the product suite, ensuring that the organization meets the sophisticated needs of global enterprise clients.
    Luiz Domingos

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    Frequently Asked Questions Regarding Mitel Top Executives and Leadership Team

    Who leads Mitel?
    Mitel is led by Tanner Applegate (Founder & Chief Executive Officer), along with executives such as Joseph Quitoni (Founder & Chief Executive Officer) and Janine Yetter (Chief Financial Officer).
    Who is part of Mitel’s executive team?
    The executive team of Mitel includes leaders such as Tanner Applegate (Founder & Chief Executive Officer), Joseph Quitoni (Founder & Chief Executive Officer), Janine Yetter (Chief Financial Officer) and other senior executives.
    How many executives does Mitel have?
    Mitel has 6 executives leading key business areas.
    What roles are included in Mitel’s leadership team?
    The leadership team of Mitel includes roles such as Founder & Chief Executive Officer, Founder & Chief Executive Officer, Chief Financial Officer, Chief Financial Officer, Sub Saharan Africa, Chief Sales Officer (CSO).