One Call Executive and Leadership Team

May, 2026

Leadership Overview

One Call has 9 executives leading key functions including strategy, information technology, finance, legal, and operations.

Driven by innovation, One Call is dedicated to revolutionizing ancillary services within the workers' compensation industry, focusing on efficient care coordination and impactful market leadership.

Leadership Roles at One Call

  • Chief Executive Officer - Kent Spafford
  • Founder & Chief Executive Officer - Umesh Hb
  • Chief Financial Officer - Michele Haas
  • President - John Giangrosso
  • President - Robert Cook
  • President - Fred Kurker
  • President - Carlos Ramos
  • Chief Information Officer - Matthew Lynch
  • Chief Legal Officer - Steven Davis
  • Kent Spafford - Chief Executive Officer

    Kent Spafford, the Chief Executive Officer at One Call, directs the company's overarching strategic vision and operational execution. Spafford guides the organization's expansion within the ancillary services sector, ensuring alignment with market demands and industry best practices. This leadership role involves fostering innovation and driving growth across all business units. By optimizing resource allocation and championing a performance-driven culture, Kent Spafford ensures One Call maintains its position as a leader in care coordination for the workers' compensation industry. The Chief Executive Officer's focus remains on enhancing service delivery and achieving sustainable financial objectives through strategic initiatives.

    Umesh Hb - Founder & Chief Executive Officer

    Umesh Hb, the Founder & Chief Executive Officer at One Call, establishes the foundational principles and long-term direction for the company. Hb's leadership centers on pioneering innovative solutions within the workers' compensation ancillary services landscape. This executive guides strategic partnerships and cultivates a culture of excellence, directly impacting the company's market penetration and service quality. By overseeing key strategic decisions and driving the company's mission forward, Umesh Hb ensures One Call consistently delivers superior care coordination. The Founder & Chief Executive Officer's commitment to innovation solidifies the organization's competitive edge and commitment to client success.

    Michele Haas - Chief Financial Officer

    Michele Haas, the Chief Financial Officer at One Call, directs all financial operations, including budgeting, forecasting, and financial reporting. Haas manages the company's fiscal health, ensuring robust financial planning and strategic investment to support growth initiatives within the ancillary services market. This executive oversees treasury functions, risk management, and capital allocation, providing critical financial insights to guide executive decision-making. By optimizing financial performance and maintaining strong fiscal discipline, Michele Haas ensures One Call's sustained profitability and operational stability. The Chief Financial Officer's leadership is essential for navigating the complex financial landscape of the workers' compensation industry.

    John Giangrosso - President

    John Giangrosso, the President at One Call, drives operational excellence and strategic initiatives across key business segments. Giangrosso focuses on enhancing service delivery and expanding market reach within the ancillary services sector, ensuring seamless coordination for workers' compensation clients. This leadership position involves overseeing departmental performance and fostering cross-functional collaboration to achieve organizational goals. By implementing effective operational strategies, John Giangrosso contributes significantly to One Call's reputation for reliability and efficiency. The President's dedication to operational improvement underpins the company's commitment to client satisfaction and sustained growth.

    Robert Cook - President

    Robert Cook, the President at One Call, spearheads strategic growth and operational management for critical divisions. Cook directs efforts to optimize service offerings and expand the company's footprint in the workers' compensation ancillary services market. This executive role emphasizes driving innovation in care coordination and ensuring high standards of client support. By fostering strong relationships with stakeholders and overseeing key operational functions, Robert Cook plays a vital part in One Call's continued success. The President's focus on strategic development and operational efficiency reinforces the company's market leadership.

    Fred Kurker - President

    Fred Kurker, the President at One Call, leads strategic planning and operational execution for significant business units. Kurker concentrates on advancing the company's capabilities in ancillary services coordination, particularly within the workers' compensation industry. This executive role involves guiding teams to enhance service quality and client engagement, ensuring alignment with One Call's core mission. By driving operational improvements and fostering a culture of accountability, Fred Kurker contributes to the organization's sustained performance and market competitiveness. The President's leadership is instrumental in achieving strategic objectives and maintaining service excellence.

    Carlos Ramos - President

    Carlos Ramos, the President at One Call, directs strategic operations and business development initiatives. Ramos focuses on enhancing the company's service portfolio and expanding its influence within the ancillary services landscape for workers' compensation. This leadership role involves overseeing key functional areas to ensure seamless service delivery and client satisfaction. By championing innovative approaches and driving operational efficiency, Carlos Ramos significantly contributes to One Call's market position and growth trajectory. The President's commitment to strategic execution reinforces the company's dedication to providing superior care coordination solutions.

    Matthew Lynch - Chief Information Officer

    Matthew Lynch, the Chief Information Officer at One Call, architects and oversees the company's entire technology infrastructure and digital strategy. Lynch drives the development and implementation of advanced IT solutions that enhance operational efficiency and data security across the organization. This critical role involves managing all aspects of information systems, from software development to network management, ensuring seamless integration with One Call's care coordination services. By leveraging cutting-edge technology, Matthew Lynch supports the company's mission to streamline processes and improve outcomes for clients in the workers' compensation sector. The Chief Information Officer's expertise is vital for maintaining a robust and scalable technological foundation.
    Steven Davis, the Chief Legal Officer at One Call, provides comprehensive legal counsel and oversees all legal affairs for the organization. Davis ensures compliance with all relevant laws and regulations, managing corporate governance and mitigating legal risks across the company's operations. This executive role involves advising on contracts, litigation, and regulatory matters pertinent to the workers' compensation and ancillary services industries. By safeguarding the company's legal interests, Steven Davis supports One Call's strategic objectives and commitment to ethical business practices. The Chief Legal Officer's guidance is fundamental to maintaining the integrity and operational security of the organization.
    Steven Davis

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    Frequently Asked Questions Regarding One Call Top Executives and Leadership Team

    Who leads One Call?
    One Call is led by Kent Spafford (Chief Executive Officer), along with executives such as Umesh Hb (Founder & Chief Executive Officer) and Michele Haas (Chief Financial Officer).
    Who is part of One Call’s executive team?
    The executive team of One Call includes leaders such as Kent Spafford (Chief Executive Officer), Umesh Hb (Founder & Chief Executive Officer), Michele Haas (Chief Financial Officer) and other senior executives.
    How many executives does One Call have?
    One Call has 9 executives leading key business areas.
    What roles are included in One Call’s leadership team?
    The leadership team of One Call includes roles such as Chief Executive Officer, Founder & Chief Executive Officer, Chief Financial Officer, President, President.