Tosca Executive and Leadership Team

October, 2026

Leadership Overview

Tosca has 4 executives leading key functions including strategy, financial oversight, regional financial management, and North American operations.

Focused on sustainable supply chain innovation, Tosca delivers reusable packaging solutions that enhance product protection and operational efficiency for global retail and industrial partners.

Leadership Roles at Tosca

  • Chief Executive Officer - Willy Liesner
  • Chief Financial Officer - Michael Mensa
  • Chief Financial Officer (North America) - Nancy Walsh
  • President (North America) - Steve Arendsen
  • Willy Liesner - Chief Executive Officer

    Willy Liesner, the Chief Executive Officer at Tosca, directs the global strategic vision for reusable packaging and supply chain pooling systems. Liesner architects long-term growth initiatives that prioritize sustainability and operational efficiency across international markets. By overseeing the integration of asset management, washing, and repair services, the Chief Executive Officer ensures that the company maintains high standards for product protection. Willy Liesner collaborates with the Board to align corporate objectives with the evolving needs of retail and industrial supply chains. This leadership role involves driving capital allocation toward innovative plastic packaging systems that reduce the environmental footprint of global logistics. Through the implementation of scalable pooling models, the Chief Executive Officer minimizes the operational burden for clients. Ultimately, Liesner secures the market position of the organization by fostering a culture of continuous improvement and excellence in asset lifecycle management.

    Michael Mensa - Chief Financial Officer

    Michael Mensa, the Chief Financial Officer at Tosca, manages the global financial health and fiscal strategy of the organization. Mensa oversees capital structure, financial reporting, and investment planning to support the expansion of reusable packaging systems. By analyzing supply chain pooling metrics, the Chief Financial Officer optimizes cost structures related to asset delivery, collection, and maintenance. Michael Mensa works closely with the executive team to ensure that financial resources align with the company's sustainability goals and operational requirements. This leadership role involves mitigating financial risks associated with large-scale asset fleets and transport packaging. Through rigorous fiscal oversight, the Chief Financial Officer drives profitability and supports the long-term viability of the pooling model. Ultimately, Mensa provides the financial foundation necessary for the company to deliver superior product protection and efficiency to retail partners worldwide.
    Michael Mensa

    Nancy Walsh - Chief Financial Officer (North America)

    Nancy Walsh, the Chief Financial Officer (North America) at Tosca, directs the regional financial operations and budgetary planning for the North American market. Walsh monitors the economic performance of regional asset pools, including crates, pallets, and bulk containers. By managing regional capital requirements, the Chief Financial Officer (North America) ensures that the company maintains sufficient inventory to meet the demands of local supply chains. Nancy Walsh collaborates with regional leadership to streamline the costs associated with washing, inspection, and repair services. This leadership role involves developing financial models that demonstrate the value of reusable packaging to North American clients. Through precise financial analysis, the Chief Financial Officer (North America) supports the expansion of regional operations and enhances the overall efficiency of the pooling model. Ultimately, Walsh secures the financial stability of the North American division while promoting sustainable logistics practices.

    Steve Arendsen - President (North America)

    Steve Arendsen, the President (North America) at Tosca, drives the operational execution and market growth strategy across the North American region. Arendsen oversees the deployment of reusable plastic packaging systems, ensuring that crates, pallets, and dollies meet the rigorous demands of regional supply chains. By managing the logistics of asset delivery and collection, the President (North America) optimizes the flow of goods for retail and industrial customers. Steve Arendsen coordinates with regional teams to maintain high standards for asset quality, including washing and repair processes. This leadership role involves expanding the company's footprint by demonstrating the operational benefits of the pooling model to new and existing partners. Through effective regional management, the President (North America) enhances product protection and reduces the capital burden for clients. Ultimately, Arendsen strengthens the company's competitive advantage within the North American logistics landscape.
    Steve Arendsen

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    Frequently Asked Questions Regarding Tosca Top Executives and Leadership Team

    Who leads Tosca?
    Tosca is led by Willy Liesner (Chief Executive Officer), along with executives such as Michael Mensa (Chief Financial Officer) and Nancy Walsh (Chief Financial Officer (North America)).
    Who is part of Tosca’s executive team?
    The executive team of Tosca includes leaders such as Willy Liesner (Chief Executive Officer), Michael Mensa (Chief Financial Officer), Nancy Walsh (Chief Financial Officer (North America)) and other senior executives.
    How many executives does Tosca have?
    Tosca has 4 executives leading key business areas.
    What roles are included in Tosca’s leadership team?
    The leadership team of Tosca includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Financial Officer (North America), President (North America).