Alliant Executive and Leadership Team

October, 2026

Leadership Overview

Alliant has 5 executives leading key functions including strategy, technology, operations, regional management, and corporate administration.

Driven by a commitment to innovative risk management, Alliant delivers comprehensive insurance solutions through a collaborative, employee-owned model that prioritizes long-term client success and market-leading expertise across diverse industries.

Leadership Roles at Alliant

  • Chief Executive Officer - Gregory Zimmer
  • Chief Operating Officer - ACG - Pablo Smith
  • President, Office (Boston) - Jeremy Alderman
  • Vice- President - Robert Aratingi
  • Chief Technology Officer - Ryan Skadberg
  • Gregory Zimmer - Chief Executive Officer

    Gregory Zimmer, the Chief Executive Officer at Alliant, directs the overarching strategic vision and long-term growth trajectory of the firm. Overseeing the integration of specialized brokerage platforms, the Chief Executive Officer ensures that the organization maintains its competitive edge in property, casualty, and employee benefits markets. This leadership role involves fostering a collaborative, employee-owned culture that aligns individual performance with collective organizational goals. By managing relationships with major insurance carriers and stakeholders, Gregory Zimmer drives the expansion of the firm's national footprint. The Chief Executive Officer also coordinates with the board to refine risk management methodologies, ensuring that the company remains a premier intermediary for complex insurance needs. Through consistent focus on operational excellence and client-centric innovation, Zimmer secures the firm's position as a dominant force in the United States insurance brokerage landscape, consistently delivering value to policyholders across diverse sectors.
    Gregory Zimmer

    Pablo Smith - Chief Operating Officer - ACG

    Pablo Smith, the Chief Operating Officer - ACG at Alliant, manages the internal operational workflows and service delivery standards for the Alliant Capital Group. Overseeing the execution of specialized brokerage programs, the Chief Operating Officer - ACG ensures that internal processes remain agile and responsive to evolving market demands. This leadership role involves optimizing the coordination between local offices and national specialty teams to maintain high-quality service standards. By refining operational efficiencies, Pablo Smith supports the firm's commitment to creative problem-solving for complex risk classes. The Chief Operating Officer - ACG also monitors performance metrics across various business units to ensure alignment with corporate profitability targets. Through the implementation of standardized best practices, Smith drives consistency in client interactions and program design. This focus on operational rigor allows the firm to maintain its status as a leading intermediary, ensuring that every client receives tailored, high-impact insurance solutions regardless of the complexity of the risk involved.
    Pablo Smith

    Jeremy Alderman - President, Office (Boston)

    Jeremy Alderman, the President, Office (Boston) at Alliant, directs regional operations and business development initiatives across the Northeast market. Overseeing the local brokerage team, the President, Office (Boston) ensures that clients receive personalized risk management counsel and comprehensive insurance program design. This leadership role involves cultivating deep relationships with regional policyholders and local insurance carriers to expand the firm's market presence. By driving growth in property, casualty, and employee benefits sectors, Jeremy Alderman strengthens the company's competitive position within the regional landscape. The President, Office (Boston) also collaborates with national leadership to implement corporate strategies at the local level, ensuring that the firm's broader mission remains central to all regional activities. Through the application of deep brokerage expertise and a focus on creative problem-solving, Alderman delivers customized coverage solutions that address the specific needs of diverse organizations, ultimately contributing to the firm's overall success and reputation for excellence in the United States.

    Robert Aratingi - Vice- President

    Robert Aratingi, the Vice- President at Alliant, manages key administrative functions and supports the execution of strategic initiatives across the firm's diverse insurance disciplines. Overseeing specific project portfolios, the Vice- President ensures that internal resources align with the company's broader goals of providing comprehensive risk solutions. This leadership role involves coordinating cross-functional teams to enhance service delivery and operational efficiency. By driving improvements in internal processes, Robert Aratingi supports the firm's commitment to maintaining a collaborative, employee-owned culture. The Vice- President also assists in the development of long-term organizational strategies, ensuring that the company remains responsive to the evolving needs of clients across the United States. Through the application of rigorous analytical skills and a focus on professional excellence, Aratingi contributes to the firm's ability to navigate complex risk classes and deliver high-value insurance products. This dedication to operational support ensures that the company continues to function as a leading intermediary between policyholders and insurance carriers.

    Ryan Skadberg - Chief Technology Officer

    Ryan Skadberg, the Chief Technology Officer at Alliant, architects the digital infrastructure and data analytics capabilities that support the firm's complex risk management services. Overseeing the modernization of internal platforms, the Chief Technology Officer ensures that brokers possess the tools necessary for precise risk analysis and efficient claims advocacy. This leadership role involves integrating advanced software solutions to streamline the delivery of customized insurance coverage across national platforms. By driving digital transformation initiatives, Ryan Skadberg enhances the firm's ability to process complex data sets, providing clients with actionable insights into their risk profiles. The Chief Technology Officer also collaborates with executive leadership to align technological investments with the company's broader growth objectives. Through the implementation of scalable cloud systems and cybersecurity protocols, Skadberg protects the integrity of client information while enabling seamless communication between policyholders and carriers, ultimately reinforcing the firm's reputation for innovative, technology-enabled service delivery.

    Explore Leadership Teams in Insurance

    Frequently Asked Questions Regarding Alliant Top Executives and Leadership Team

    Who leads Alliant?
    Alliant is led by Gregory Zimmer (Chief Executive Officer), along with executives such as Pablo Smith (Chief Operating Officer - ACG) and Jeremy Alderman (President, Office (Boston)).
    Who is part of Alliant’s executive team?
    The executive team of Alliant includes leaders such as Gregory Zimmer (Chief Executive Officer), Pablo Smith (Chief Operating Officer - ACG), Jeremy Alderman (President, Office (Boston)) and other senior executives.
    How many executives does Alliant have?
    Alliant has 5 executives leading key business areas.
    What roles are included in Alliant’s leadership team?
    The leadership team of Alliant includes roles such as Chief Executive Officer, Chief Operating Officer - ACG, President, Office (Boston), Vice- President, Chief Technology Officer.