MMT Executive and Leadership Team

November, 2026

Leadership Overview

MMT has 5 executives leading key functions including operations, corporate strategy, catheter manufacturing, general management, and guidewire technology development.

Focused on revolutionizing medical device production through advanced manufacturing-as-a-service, MMT delivers comprehensive technical solutions and aftermarket support to global healthcare markets.

Leadership Roles at MMT

  • Chief Operating Officer - Rick Stetler
  • President & Owner - Vivian Stevens-Lyons
  • Division President, Catheter Technologies - Trent Steckler
  • President - Adam Chen
  • Division President, Guidewire & Abrasive Technologies - Jesse Metcalf
  • Rick Stetler - Chief Operating Officer

    Rick Stetler, the Chief Operating Officer at MMT, directs all internal manufacturing processes and supply chain logistics. Overseeing the integration of technical solutions into the broader manufacturing-as-a-service model, the Chief Operating Officer ensures operational excellence across North American facilities. This leadership role involves optimizing production workflows to meet stringent medical device standards while maintaining high throughput. By streamlining resource allocation, Rick Stetler directly impacts the efficiency of the entire production lifecycle. Stetler manages cross-functional teams to align manufacturing output with client requirements, ensuring consistent quality control. Through rigorous oversight of daily operations, the Chief Operating Officer drives the scalability of the company's service offerings. Ultimately, Stetler secures the operational foundation necessary for sustained growth and market competitiveness in the medical manufacturing sector.

    Vivian Stevens-Lyons - President & Owner

    Vivian Stevens-Lyons, the President & Owner at MMT, defines the overarching corporate vision and long-term strategic direction. Overseeing the alignment of applications expertise with market demands, the President & Owner guides the company toward sustained innovation in medical device manufacturing. This leadership role involves fostering high-level partnerships and ensuring the financial health of the organization. By setting the tone for corporate culture and excellence, Vivian Stevens-Lyons directly influences the trajectory of the business. Stevens-Lyons evaluates new market opportunities and directs the expansion of service capabilities to maintain a competitive edge. Through consistent engagement with the Board and executive leadership, the President & Owner ensures that all strategic initiatives support the core mission of revolutionizing medical device production. Ultimately, Stevens-Lyons maintains the stability and growth of the enterprise.

    Trent Steckler - Division President, Catheter Technologies

    Trent Steckler, the Division President, Catheter Technologies at MMT, directs the development and production of specialized catheter manufacturing solutions. Overseeing the engineering teams focused on precision medical components, the Division President, Catheter Technologies ensures that all technical outputs meet rigorous industry specifications. This leadership role involves managing the lifecycle of catheter-related products from initial design to final aftermarket support. By driving innovation within this specific division, Trent Steckler directly impacts the company's ability to serve complex medical device requirements. Steckler coordinates with other division leaders to ensure seamless integration of catheter technologies into the broader manufacturing-as-a-service platform. Through constant monitoring of technological trends, the Division President, Catheter Technologies maintains the division's position at the forefront of the industry. Ultimately, Steckler secures the technical superiority of the catheter product line.

    Adam Chen - President

    Adam Chen, the President at MMT, executes the day-to-day business strategy and manages the implementation of corporate objectives. Overseeing the coordination between various technical divisions and client-facing teams, the President ensures that the manufacturing-as-a-service model delivers consistent value. This leadership role involves driving process improvements and fostering collaboration across the organization. By optimizing internal communication and resource deployment, Adam Chen directly impacts the speed and quality of service delivery. Chen monitors performance metrics to ensure that all departments meet established growth targets and operational benchmarks. Through active management of the company's service portfolio, the President maintains alignment with the evolving needs of the medical device industry. Ultimately, Chen secures the operational efficiency required to support the company's mission and long-term strategic goals.

    Jesse Metcalf - Division President, Guidewire & Abrasive Technologies

    Jesse Metcalf, the Division President, Guidewire & Abrasive Technologies at MMT, directs the specialized production and engineering of guidewire and abrasive solutions. Overseeing the technical development of these critical components, the Division President, Guidewire & Abrasive Technologies ensures that all manufacturing processes adhere to the highest medical standards. This leadership role involves managing the division's R&D efforts and ensuring that technical solutions address specific client challenges. By driving innovation in guidewire manufacturing, Jesse Metcalf directly impacts the company's market reach and service capabilities. Metcalf coordinates with the broader executive team to integrate these specialized technologies into the company's comprehensive manufacturing-as-a-service offerings. Through continuous improvement of abrasive and guidewire processes, the Division President, Guidewire & Abrasive Technologies maintains the division's competitive advantage. Ultimately, Metcalf secures the technical excellence of the guidewire and abrasive product portfolio.

    Explore Leadership Teams in Manufacturing

    Frequently Asked Questions Regarding MMT Top Executives and Leadership Team

    Who leads MMT?
    MMT is led by Rick Stetler (Chief Operating Officer), along with executives such as Vivian Stevens-Lyons (President & Owner) and Trent Steckler (Division President, Catheter Technologies).
    Who is part of MMT’s executive team?
    The executive team of MMT includes leaders such as Rick Stetler (Chief Operating Officer), Vivian Stevens-Lyons (President & Owner), Trent Steckler (Division President, Catheter Technologies) and other senior executives.
    How many executives does MMT have?
    MMT has 5 executives leading key business areas.
    What roles are included in MMT’s leadership team?
    The leadership team of MMT includes roles such as Chief Operating Officer, President & Owner, Division President, Catheter Technologies, President, Division President, Guidewire & Abrasive Technologies.