Milwaukee County Transit System Executive and Leadership Team

September, 2026

Leadership Overview

Milwaukee County Transit System has 8 executives leading key functions including strategy, operations, finance, technology, human resources, and administration.

Committed to providing reliable public transportation, Milwaukee County Transit System delivers essential mobility solutions across the region while maintaining a focus on operational excellence and community connectivity.

Leadership Roles at Milwaukee County Transit System

  • President & Chief Executive Officer - Steve Fuentes
  • Vice President and Deputy Chief Executive Officer - Ruben Salas
  • Chief Financial Officer - Alexander Corona
  • President & Managing Director - Denise Wandke
  • Chief Information Officer & Chief Information Security Officer - William Bethia
  • Chief Human Resources Officer - Benjamin Stark
  • Chief Operations Officer - Brian Wojcik
  • Chief Administrative Officer - Sandra Kellner
  • Steve Fuentes - President & Chief Executive Officer

    Steve Fuentes, the President & Chief Executive Officer at Milwaukee County Transit System, directs the overarching strategic vision for the largest transit agency in Wisconsin. Fuentes manages the alignment of public transit services with the evolving mobility needs of Milwaukee County residents. By overseeing the entire fleet and complex local route network, the President & Chief Executive Officer ensures consistent service delivery and operational efficiency. This leadership role involves frequent collaboration with the Board to secure funding and advance long-term infrastructure goals. Steve Fuentes drives organizational growth by prioritizing passenger safety and system reliability across all transit corridors. Through rigorous oversight of agency performance metrics, the President & Chief Executive Officer maintains high standards for public service. Ultimately, Fuentes secures the future of regional transit by fostering strong partnerships with local government stakeholders and community leaders to expand access to essential transportation services.

    Ruben Salas - Vice President and Deputy Chief Executive Officer

    Ruben Salas, the Vice President and Deputy Chief Executive Officer at Milwaukee County Transit System, executes daily operational oversight to support the agency mission. Salas manages the implementation of transit policies that govern the extensive bus fleet and local route schedules. By coordinating with department heads, the Vice President and Deputy Chief Executive Officer ensures that daily transit operations meet the rigorous demands of Milwaukee County commuters. This leadership role involves streamlining internal processes to improve service frequency and reliability across the entire transit network. Ruben Salas drives continuous improvement initiatives that enhance the passenger experience and optimize resource allocation. Through active management of cross-functional teams, the Vice President and Deputy Chief Executive Officer maintains operational stability during peak transit hours. Ultimately, Salas supports the broader strategic objectives of the agency by ensuring that every bus route functions as a reliable component of the regional transportation infrastructure.

    Alexander Corona - Chief Financial Officer

    Alexander Corona, the Chief Financial Officer at Milwaukee County Transit System, manages the fiscal health and budgetary planning for the largest transit agency in the region. Corona oversees all financial reporting, grant management, and capital expenditure planning required to maintain the bus fleet. By directing the allocation of public funds, the Chief Financial Officer ensures that every dollar supports the expansion and maintenance of local routes throughout Milwaukee County. This leadership role involves rigorous analysis of operational costs to identify efficiencies and maximize service output. Alexander Corona drives financial transparency by providing detailed reports to the Board and external stakeholders. Through careful monitoring of revenue streams and expense management, the Chief Financial Officer secures the long-term economic viability of the transit system. Ultimately, Corona stabilizes the financial foundation of the agency, allowing for consistent investment in modern transit technology and infrastructure improvements that benefit the entire community.

    Denise Wandke - President & Managing Director

    Denise Wandke, the President & Managing Director at Milwaukee County Transit System, oversees the high-level strategic direction and market positioning of the agency. Wandke manages the long-term planning for transit expansion and service improvements across Milwaukee County. By directing the development of public-facing initiatives, the President & Managing Director ensures that the transit system remains a vital component of the regional transportation network. This leadership role involves representing the agency in public forums and building coalitions to support transit funding and policy goals. Denise Wandke drives growth by identifying opportunities to modernize the bus fleet and enhance the overall passenger experience. Through strategic oversight of agency-wide projects, the President & Managing Director maintains a focus on sustainable and equitable transit solutions. Ultimately, Wandke shapes the future of the organization, ensuring that the transit system continues to meet the evolving mobility demands of the community through visionary leadership.
    Denise Wandke

    William Bethia - Chief Information Officer & Chief Information Security Officer

    William Bethia, the Chief Information Officer & Chief Information Security Officer at Milwaukee County Transit System, architects the digital infrastructure and cybersecurity framework for the agency. Bethia manages the integration of real-time tracking systems and passenger information platforms that support the bus fleet. By overseeing the protection of sensitive data and network integrity, the Chief Information Officer & Chief Information Security Officer ensures that transit operations remain resilient against digital threats. This leadership role involves modernizing legacy systems to improve the accuracy of route data provided to Milwaukee County riders. William Bethia drives innovation by implementing advanced software solutions that streamline fleet management and maintenance scheduling. Through constant vigilance regarding cybersecurity protocols, the Chief Information Officer & Chief Information Security Officer safeguards the digital assets of the organization. Ultimately, Bethia enhances the efficiency of transit services by leveraging technology to provide seamless, secure, and reliable information to the public.

    Benjamin Stark - Chief Human Resources Officer

    Benjamin Stark, the Chief Human Resources Officer at Milwaukee County Transit System, directs the talent acquisition, labor relations, and workforce development strategies for the agency. Stark manages the recruitment and training of the personnel required to operate the bus fleet and maintain local routes. By overseeing employee engagement programs, the Chief Human Resources Officer ensures that the workforce remains committed to the safety and service standards of Milwaukee County. This leadership role involves negotiating labor agreements and fostering a culture of professional excellence across all departments. Benjamin Stark drives organizational performance by implementing training initiatives that prepare staff for the complexities of modern public transit. Through the development of comprehensive benefits and wellness programs, the Chief Human Resources Officer supports the retention of skilled transit professionals. Ultimately, Stark strengthens the human capital of the agency, ensuring that the team possesses the expertise necessary to deliver high-quality transportation services daily.
    Benjamin Stark

    Brian Wojcik - Chief Operations Officer

    Brian Wojcik, the Chief Operations Officer at Milwaukee County Transit System, manages the day-to-day logistics and maintenance of the bus fleet. Wojcik oversees the deployment of vehicles across all local routes to ensure that transit services meet the needs of Milwaukee County residents. By directing the maintenance teams, the Chief Operations Officer ensures that every bus remains in peak condition for safe and reliable operation. This leadership role involves optimizing route schedules and responding to real-time operational challenges to minimize service disruptions. Brian Wojcik drives efficiency by implementing rigorous maintenance protocols and operational standards that extend the lifespan of the fleet. Through constant coordination with field supervisors, the Chief Operations Officer maintains high levels of service quality across the entire transit network. Ultimately, Wojcik ensures that the agency provides consistent and dependable transportation, directly impacting the daily mobility of the community through precise operational management.
    Brian Wojcik

    Sandra Kellner - Chief Administrative Officer

    Sandra Kellner, the Chief Administrative Officer at Milwaukee County Transit System, directs the internal business processes and administrative functions that support the agency. Kellner manages the facilities, procurement, and compliance activities necessary for the smooth operation of the bus fleet and local routes. By overseeing the administrative infrastructure, the Chief Administrative Officer ensures that all departments have the resources required to serve Milwaukee County effectively. This leadership role involves streamlining internal workflows to improve organizational agility and responsiveness. Sandra Kellner drives policy implementation and ensures that the agency adheres to all regulatory requirements governing public transportation. Through the management of administrative support teams, the Chief Administrative Officer facilitates seamless communication between executive leadership and operational staff. Ultimately, Kellner optimizes the internal environment of the agency, allowing the transit system to focus on its core mission of providing reliable and accessible public transportation to the region.

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    Frequently Asked Questions Regarding Milwaukee County Transit System Top Executives and Leadership Team

    Who leads Milwaukee County Transit System?
    Milwaukee County Transit System is led by Steve Fuentes (President & Chief Executive Officer), along with executives such as Ruben Salas (Vice President and Deputy Chief Executive Officer) and Alexander Corona (Chief Financial Officer).
    Who is part of Milwaukee County Transit System’s executive team?
    The executive team of Milwaukee County Transit System includes leaders such as Steve Fuentes (President & Chief Executive Officer), Ruben Salas (Vice President and Deputy Chief Executive Officer), Alexander Corona (Chief Financial Officer) and other senior executives.
    How many executives does Milwaukee County Transit System have?
    Milwaukee County Transit System has 8 executives leading key business areas.
    What roles are included in Milwaukee County Transit System’s leadership team?
    The leadership team of Milwaukee County Transit System includes roles such as President & Chief Executive Officer, Vice President and Deputy Chief Executive Officer, Chief Financial Officer, President & Managing Director, Chief Information Officer & Chief Information Security Officer.