Surgical Information Systems Executive and Leadership Team

July, 2026

Leadership Overview

Surgical Information Systems has 7 executives leading key functions including strategy, operations, people, finance, and software development.

Driven by a commitment to enhancing surgical care, Surgical Information Systems delivers specialized IT solutions and services to optimize operational, financial, and clinical outcomes for surgical providers nationwide.

Leadership Roles at Surgical Information Systems

  • Chief Executive Officer - Tim O'Brien
  • Founder & Chief Executive Officer - Thomas Henke
  • President, SIS Revenue Cycle Services - John Lynch
  • President, SIS Software - Douglas Rempfer
  • Chief of Staff - Emily Weber
  • Chief People Officer - Laura O'Tuel
  • Chief Financial & Administrative Officer - John Spiller
  • Tim O'Brien - Chief Executive Officer

    Tim O'Brien, the Chief Executive Officer at Surgical Information Systems, directs the company's overall strategic vision and operational execution. O'Brien guides the organization in its mission to provide surgical care providers with essential solutions for improved outcomes. This leadership involves overseeing the development and deployment of specialized perioperative IT, including EMRs, Anesthesia Information Management Systems, and business intelligence tools. The Chief Executive Officer ensures that Surgical Information Systems maintains its focus on delivering value to over 2900 facilities across the United States and Canada. By championing innovation and client success, Tim O'Brien solidifies the company's market position in perioperative IT solutions.
    Tim O'Brien

    Thomas Henke - Founder & Chief Executive Officer

    Thomas Henke, the Founder & Chief Executive Officer at Surgical Information Systems, established the company's foundational principles and continues to shape its long-term trajectory. Henke's vision drives the exclusive focus on perioperative IT, ensuring solutions meet the unique demands of surgical environments. The Founder & Chief Executive Officer oversees the strategic direction for product suites encompassing perioperative EMRs, Anesthesia Information Management Systems, and business management tools. Thomas Henke's leadership ensures the company's commitment to improving operational, financial, and clinical outcomes for surgical care providers across North America. This role involves fostering a culture of innovation and client-centric development.
    Thomas Henke

    John Lynch - President, SIS Revenue Cycle Services

    John Lynch, the President, SIS Revenue Cycle Services at Surgical Information Systems, leads the strategic direction and operational delivery of comprehensive revenue cycle management solutions. Lynch ensures that surgical care providers achieve optimal financial performance through specialized services that complement SIS software. This leadership involves overseeing all aspects of the revenue cycle, from patient registration to claims processing and denial management. The President, SIS Revenue Cycle Services drives efficiency and maximizes reimbursement for over 2900 facilities. John Lynch's expertise is critical in enhancing the financial outcomes for clients utilizing Surgical Information Systems' integrated perioperative IT offerings.
    John Lynch

    Douglas Rempfer - President, SIS Software

    Douglas Rempfer, the President, SIS Software at Surgical Information Systems, directs the innovation, development, and strategic roadmap for the company's comprehensive perioperative IT product suite. Rempfer ensures that the software solutions, including EMRs and Anesthesia Information Management Systems, consistently meet the evolving needs of surgical care providers. This leadership involves overseeing product lifecycle management, quality assurance, and the integration of advanced analytics. The President, SIS Software drives the technological advancements that enable improved operational, financial, and clinical outcomes for over 2900 facilities. Douglas Rempfer's focus on software excellence solidifies Surgical Information Systems' position as a leader in perioperative IT.
    Douglas Rempfer

    Emily Weber - Chief of Staff

    Emily Weber, the Chief of Staff at Surgical Information Systems, facilitates strategic initiatives and operational alignment across departments. Weber supports the executive leadership team in executing the company's mission to enhance surgical care through specialized IT solutions. This role involves coordinating cross-functional projects, optimizing internal processes, and ensuring efficient communication channels. The Chief of Staff plays a crucial part in translating strategic objectives into actionable plans for the organization. Emily Weber's contributions are vital to maintaining operational excellence and driving the delivery of improved outcomes for over 2900 facilities served by Surgical Information Systems.

    Laura O'Tuel - Chief People Officer

    Laura O'Tuel, the Chief People Officer at Surgical Information Systems, directs all human capital strategies and organizational development initiatives. O'Tuel cultivates a high-performance culture that supports the company's dedication to perioperative IT excellence and client success. This leadership encompasses talent acquisition, employee engagement, and professional development programs designed to empower the team. The Chief People Officer ensures that Surgical Information Systems attracts and retains top talent necessary for delivering innovative solutions to surgical care providers. Laura O'Tuel's focus on people development is integral to the company's ability to achieve superior operational, financial, and clinical outcomes for its extensive client base.

    John Spiller - Chief Financial & Administrative Officer

    John Spiller, the Chief Financial & Administrative Officer at Surgical Information Systems, oversees the company's financial health, administrative operations, and corporate governance. Spiller ensures robust financial planning, accurate reporting, and efficient resource allocation to support the strategic objectives of delivering superior perioperative IT solutions. This leadership role involves managing accounting, budgeting, treasury functions, and administrative services critical to the organization's stability and growth. The Chief Financial & Administrative Officer plays a key part in maintaining the financial integrity and operational efficiency required to serve over 2900 facilities across the United States and Canada. John Spiller's fiscal management is fundamental to Surgical Information Systems' sustained success and market leadership.

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    Frequently Asked Questions Regarding Surgical Information Systems Top Executives and Leadership Team

    Who leads Surgical Information Systems?
    Surgical Information Systems is led by Tim O'Brien (Chief Executive Officer), along with executives such as Thomas Henke (Founder & Chief Executive Officer) and John Lynch (President, SIS Revenue Cycle Services).
    Who is part of Surgical Information Systems’s executive team?
    The executive team of Surgical Information Systems includes leaders such as Tim O'Brien (Chief Executive Officer), Thomas Henke (Founder & Chief Executive Officer), John Lynch (President, SIS Revenue Cycle Services) and other senior executives.
    How many executives does Surgical Information Systems have?
    Surgical Information Systems has 7 executives leading key business areas.
    What roles are included in Surgical Information Systems’s leadership team?
    The leadership team of Surgical Information Systems includes roles such as Chief Executive Officer, Founder & Chief Executive Officer, President, SIS Revenue Cycle Services, President, SIS Software, Chief of Staff.