Hanger Clinic Executive and Leadership Team

October, 2026

Leadership Overview

Hanger Clinic has 10 executives leading key functions including strategy, technology, financial oversight, human capital, and clinical operations.

Committed to advancing patient mobility, Hanger Clinic delivers specialized orthotic and prosthetic solutions while maintaining a standard of excellence in clinical care and patient-centered innovation across the United States.

Leadership Roles at Hanger Clinic

  • Founder & Chief Executive Officer - Sabbir Ahmed
  • Chief Financial Officer - Scott Lair
  • Chief Financial Officer, Certified Orthotic Fitter, Certified Therapeutic Shoe Fitter, Cfts - Daniel Gemmell
  • Chief Financial Officer, Cped - Spencer Gordon
  • President - Mark Upton
  • Chief Technology Officer - Chris Castel
  • Chief People Officer - Andrew Mangiapane
  • Clinic Manager - Chief People Officer - Charles Noble
  • Chief People Officer & Manager, Area Clinic - Gavin Fortune
  • Chief People Officer, Certified Prosthetist & Orthotist - Dustin Rieman
  • Sabbir Ahmed - Founder & Chief Executive Officer

    Sabbir Ahmed, the Founder & Chief Executive Officer at Hanger Clinic, directs the overarching strategic vision for the organization. By prioritizing patient outcomes in orthotic and prosthetic care, Ahmed architects long-term growth initiatives that expand the national footprint of the company. This leadership role involves constant collaboration with the Board to ensure alignment between clinical excellence and business performance. Sabbir Ahmed drives the development of innovative service models that improve mobility for patients across diverse demographics. Through rigorous oversight of corporate governance, the Founder & Chief Executive Officer maintains the integrity of the brand while scaling operations to meet rising demand. By fostering a culture of continuous improvement, the executive ensures that the company remains a leader in the O&P industry. This commitment to excellence supports the broader mission of enhancing quality of life through advanced prosthetic and orthotic technology.

    Scott Lair - Chief Financial Officer

    Scott Lair, the Chief Financial Officer at Hanger Clinic, executes the financial strategy and capital allocation plans for the organization. Managing the fiscal health of the company, the Chief Financial Officer oversees budgeting, forecasting, and revenue cycle management to ensure long-term stability. This role involves analyzing market trends to identify opportunities for expansion in the orthotic and prosthetic sector. Scott Lair drives financial transparency by reporting performance metrics to the executive team and stakeholders. By optimizing cost structures across regional operations, the Chief Financial Officer supports the delivery of affordable, high-quality patient care. This leadership position requires close coordination with operational heads to align resource distribution with strategic growth targets. Through disciplined financial management, Lair secures the necessary capital to invest in new clinical technologies and facility upgrades, ultimately strengthening the market position of the company.

    Daniel Gemmell - Chief Financial Officer, Certified Orthotic Fitter, Certified Therapeutic Shoe Fitter, Cfts

    Daniel Gemmell, the Chief Financial Officer, Certified Orthotic Fitter, Certified Therapeutic Shoe Fitter, Cfts at Hanger Clinic, manages the financial compliance and specialized billing processes for orthotic and therapeutic footwear services. Overseeing the fiscal integrity of these specific product lines, the Chief Financial Officer, Certified Orthotic Fitter, Certified Therapeutic Shoe Fitter, Cfts ensures that reimbursement models align with clinical standards. This role involves auditing financial workflows to maximize efficiency in the delivery of custom-fitted devices. Daniel Gemmell drives the implementation of cost-effective procurement strategies for therapeutic materials. By bridging the gap between clinical fitting requirements and financial reporting, the executive ensures that patient needs remain the primary focus of fiscal policy. This leadership role supports the company's commitment to providing accessible orthotic solutions. Through meticulous oversight of specialized revenue streams, Gemmell maintains the financial health of the clinical fitting division.

    Spencer Gordon - Chief Financial Officer, Cped

    Spencer Gordon, the Chief Financial Officer, Cped at Hanger Clinic, directs the financial planning for pedorthic services and related clinical operations. Overseeing the budgetary requirements for specialized foot care, the Chief Financial Officer, Cped ensures that clinical resources are allocated to maximize patient outcomes. This role involves analyzing the profitability of pedorthic programs to guide strategic investment decisions. Spencer Gordon drives the development of financial models that support the expansion of foot care services across the national network. By collaborating with clinical staff, the executive ensures that financial goals do not compromise the quality of patient-centered care. This leadership position requires a deep understanding of both healthcare finance and the specific needs of the pedorthic market. Through rigorous financial analysis and operational oversight, Gordon secures the sustainability of these essential services, contributing to the overall growth and success of the company.

    Mark Upton - President

    Mark Upton, the President at Hanger Clinic, directs the day-to-day business operations and executes the strategic initiatives set by the executive leadership team. Overseeing the performance of all clinical and administrative departments, the President ensures that the company meets its operational and financial targets. This role involves coordinating between various functional areas to ensure seamless service delivery across the national network. Mark Upton drives the implementation of process improvements that enhance operational efficiency and patient satisfaction. By fostering collaboration among the C-suite, the executive ensures that the company remains focused on its core mission of providing high-quality orthotic and prosthetic care. This leadership position requires a comprehensive understanding of the healthcare market and the ability to navigate complex operational challenges. Through effective management and strategic oversight, Upton secures the long-term growth and operational excellence of the company in the competitive O&P industry.

    Chris Castel - Chief Technology Officer

    Chris Castel, the Chief Technology Officer at Hanger Clinic, manages the digital infrastructure and technological advancements supporting orthotic and prosthetic service delivery. Overseeing the integration of advanced diagnostic tools, the Chief Technology Officer ensures that clinical teams possess the most efficient software for patient care. This role involves architecting secure data systems that protect sensitive health information while enabling seamless communication across regional clinics. Chris Castel drives the adoption of emerging technologies to streamline manufacturing processes for custom prosthetics. By collaborating with clinical leadership, the Chief Technology Officer optimizes the digital patient experience to improve engagement and satisfaction. This technical leadership supports the company's goal of providing high-quality, data-driven care. Through the implementation of scalable IT solutions, Castel secures the operational efficiency required to maintain a competitive edge in the specialized healthcare market.

    Andrew Mangiapane - Chief People Officer

    Andrew Mangiapane, the Chief People Officer at Hanger Clinic, manages the human capital strategy and organizational development for the entire workforce. Overseeing talent acquisition, employee engagement, and professional development, the Chief People Officer ensures that the company attracts and retains top-tier clinical and administrative talent. This role involves architecting inclusive workplace policies that foster a culture of excellence and patient advocacy. Andrew Mangiapane drives initiatives to improve staff retention and satisfaction across all regional clinics. By collaborating with the executive team, the Chief People Officer aligns workforce planning with the broader strategic goals of the organization. This leadership position requires a focus on building a resilient, high-performing team capable of delivering superior orthotic and prosthetic care. Through the implementation of comprehensive training programs, Mangiapane ensures that every employee possesses the skills necessary to support the company's mission of improving patient mobility.

    Charles Noble - Clinic Manager - Chief People Officer

    Charles Noble, the Clinic Manager - Chief People Officer at Hanger Clinic, directs the daily operations of local clinical facilities while simultaneously shaping the internal culture and staff development programs. Overseeing the performance of clinic teams, the Clinic Manager - Chief People Officer ensures that patient care standards are met consistently across the assigned region. This role involves mentoring staff to improve clinical proficiency and service delivery. Charles Noble drives the implementation of human resource policies at the clinic level to ensure a supportive and productive work environment. By bridging the gap between corporate people strategies and frontline clinical needs, the executive ensures that the workforce remains motivated and aligned with the company mission. This leadership role requires a balance of operational management and personnel development. Through effective team leadership, Noble contributes to the overall success and reputation of the company in the local market.

    Gavin Fortune - Chief People Officer & Manager, Area Clinic

    Gavin Fortune, the Chief People Officer & Manager, Area Clinic at Hanger Clinic, manages the regional clinical operations and the associated human capital strategies. Overseeing a network of clinics, the Chief People Officer & Manager, Area Clinic ensures that operational workflows are optimized for patient throughput and care quality. This role involves managing regional staffing levels and fostering a culture of professional growth among clinical teams. Gavin Fortune drives the execution of corporate people initiatives within the area to ensure consistency in service delivery. By coordinating with other regional leaders, the executive ensures that the company maintains a high standard of care across diverse geographic markets. This leadership position requires a focus on both operational efficiency and employee well-being. Through the effective management of regional resources and personnel, Fortune supports the company's commitment to providing accessible and high-quality orthotic and prosthetic services.

    Dustin Rieman - Chief People Officer, Certified Prosthetist & Orthotist

    Dustin Rieman, the Chief People Officer, Certified Prosthetist & Orthotist at Hanger Clinic, directs the professional development and clinical training programs for the prosthetic and orthotic staff. Overseeing the technical competency of the workforce, the Chief People Officer, Certified Prosthetist & Orthotist ensures that all clinicians remain current with the latest advancements in O&P technology. This role involves designing mentorship programs that pair experienced practitioners with new hires to maintain high standards of care. Dustin Rieman drives the recruitment of specialized clinical talent to support the company's growth. By integrating clinical expertise into human resource strategies, the executive ensures that the workforce is equipped to handle complex patient cases. This leadership position requires a deep understanding of both clinical practice and organizational development. Through the implementation of rigorous training and development initiatives, Rieman strengthens the clinical capabilities of the company, ensuring superior outcomes for patients.

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    Frequently Asked Questions Regarding Hanger Clinic Top Executives and Leadership Team

    Who leads Hanger Clinic?
    Hanger Clinic is led by Sabbir Ahmed (Founder & Chief Executive Officer), along with executives such as Scott Lair (Chief Financial Officer) and Daniel Gemmell (Chief Financial Officer, Certified Orthotic Fitter, Certified Therapeutic Shoe Fitter, Cfts).
    Who is part of Hanger Clinic’s executive team?
    The executive team of Hanger Clinic includes leaders such as Sabbir Ahmed (Founder & Chief Executive Officer), Scott Lair (Chief Financial Officer), Daniel Gemmell (Chief Financial Officer, Certified Orthotic Fitter, Certified Therapeutic Shoe Fitter, Cfts) and other senior executives.
    How many executives does Hanger Clinic have?
    Hanger Clinic has 10 executives leading key business areas.
    What roles are included in Hanger Clinic’s leadership team?
    The leadership team of Hanger Clinic includes roles such as Founder & Chief Executive Officer, Chief Financial Officer, Chief Financial Officer, Certified Orthotic Fitter, Certified Therapeutic Shoe Fitter, Cfts, Chief Financial Officer, Cped, President.