High companies Executive and Leadership Team

June, 2026

Leadership Overview

High companies has 7 executives leading key functions including strategy, finance, operations, human resources, and market leadership.

Driven by a commitment to customer intimacy, High companies focuses on developing a deep understanding of client needs and desired outcomes, delivering exceptional quality and value across the Eastern and Midwestern United States.

Leadership Roles at High companies

  • Chief Executive Officer - Stephen Nieli
  • Chief Financial Officer - Rachel Scarpato
  • Senior Vice President & Chief Financial Officer - Karen Biondolillo
  • Chief Operating Officer - Quentin Lau
  • President & Chief Operating Officer - John Seroky
  • President - David Wimer
  • Chief Human Resources Officer - Darryl Gordon
  • Stephen Nieli - Chief Executive Officer

    Stephen Nieli, the Chief Executive Officer at High companies, directs the overarching corporate strategy and market positioning. Nieli's leadership ensures the company consistently provides the best possible value to its diverse customer base across the Eastern and Midwestern United States. Overseeing strategic initiatives, Stephen Nieli drives innovation to maintain market leadership. This executive guides the company's commitment to customer intimacy, fostering a deep understanding of client needs and desired outcomes. By championing exceptional quality and value, Nieli solidifies High companies' reputation for addressing large and complex projects with outstanding service. The Chief Executive Officer's vision is central to High companies' sustained growth and market impact.

    Rachel Scarpato - Chief Financial Officer

    Rachel Scarpato, the Chief Financial Officer at High companies, manages all financial operations and fiscal strategy. Scarpato ensures robust financial health, enabling the company to deliver exceptional value and pursue market leadership. Overseeing budgeting, forecasting, and financial reporting, Rachel Scarpato supports strategic decision-making across the organization. This executive's focus on financial integrity underpins High companies' ability to undertake large and complex projects reliably. By optimizing resource allocation, Scarpato directly contributes to the company's reputation for outstanding service and financial stability. The Chief Financial Officer's stewardship is critical for sustained growth and innovation.

    Karen Biondolillo - Senior Vice President & Chief Financial Officer

    Karen Biondolillo, the Senior Vice President & Chief Financial Officer at High companies, collaborates on financial strategy and oversight. Biondolillo supports the company's objective to provide the best possible value and lead markets through financial acumen. Working closely with the Chief Financial Officer, Karen Biondolillo analyzes financial performance and identifies opportunities for enhanced profitability and operational efficiency. This executive's contribution is essential for High companies' capacity to manage large and complex projects, ensuring financial viability and resource optimization. By reinforcing fiscal discipline, Biondolillo upholds the company's reputation for outstanding service and innovation. The Senior Vice President & Chief Financial Officer's role is integral to sustained financial health and strategic growth.
    Karen Biondolillo

    Quentin Lau - Chief Operating Officer

    Quentin Lau, the Chief Operating Officer at High companies, oversees daily operations and process optimization. Lau ensures the efficient execution of projects, aligning operational capabilities with the company's commitment to delivering exceptional quality and value. Managing operational teams and workflows, Quentin Lau drives efficiency across the Eastern and Midwestern United States. This executive's focus on operational excellence supports High companies' reputation for reliably addressing large and complex projects. By streamlining processes, Lau enhances the company's capacity for outstanding service and innovation. The Chief Operating Officer's role is fundamental to maintaining market leadership and customer satisfaction.

    John Seroky - President & Chief Operating Officer

    John Seroky, the President & Chief Operating Officer at High companies, directs strategic operational execution and market engagement. Seroky ensures the company's operational framework consistently delivers superior value and drives market leadership across its service regions. Managing key operational divisions and strategic partnerships, John Seroky champions the company's deep understanding of customer needs and desired outcomes. This executive's leadership is pivotal in maintaining High companies' reputation for successfully addressing large and complex projects with unparalleled service. By integrating operational efficiency with strategic goals, Seroky reinforces the commitment to exceptional quality and innovation. The President & Chief Operating Officer's dual focus is critical for sustained growth and market dominance.
    John Seroky

    David Wimer - President

    David Wimer, the President at High companies, spearheads strategic market initiatives and client relationship management. Wimer ensures the company's offerings consistently meet market demands and uphold its leadership position through dedicated service. Overseeing key market segments and business development, David Wimer drives the company's focus on customer intimacy and delivering desired outcomes. This executive's leadership is crucial for High companies' ability to address large and complex projects with exceptional quality and value. By fostering strong client partnerships, Wimer reinforces the reputation for outstanding service and innovation. The President's role is vital for expanding market reach and ensuring sustained customer satisfaction.

    Darryl Gordon - Chief Human Resources Officer

    Darryl Gordon, the Chief Human Resources Officer at High companies, leads talent acquisition, development, and employee relations. Gordon cultivates a high-performance culture that supports the company's goals of providing exceptional value and market leadership. Overseeing HR strategy and implementation, Darryl Gordon ensures the workforce is equipped to deliver outstanding service and innovation. This executive's dedication to employee well-being and professional growth fosters an environment conducive to tackling large and complex projects. By championing human capital initiatives, Gordon strengthens High companies' operational capacity and commitment to customer intimacy. The Chief Human Resources Officer's impact is vital for sustained organizational success.

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    Frequently Asked Questions Regarding High companies Top Executives and Leadership Team

    Who leads High companies?
    High companies is led by Stephen Nieli (Chief Executive Officer), along with executives such as Rachel Scarpato (Chief Financial Officer) and Karen Biondolillo (Senior Vice President & Chief Financial Officer).
    Who is part of High companies’s executive team?
    The executive team of High companies includes leaders such as Stephen Nieli (Chief Executive Officer), Rachel Scarpato (Chief Financial Officer), Karen Biondolillo (Senior Vice President & Chief Financial Officer) and other senior executives.
    How many executives does High companies have?
    High companies has 7 executives leading key business areas.
    What roles are included in High companies’s leadership team?
    The leadership team of High companies includes roles such as Chief Executive Officer, Chief Financial Officer, Senior Vice President & Chief Financial Officer, Chief Operating Officer, President & Chief Operating Officer.