Ontario General Contractors Association Executive and Leadership Team

June, 2026

Leadership Overview

Ontario General Contractors Association has 4 executives leading key functions including strategy, operations, and industry advocacy.

Driven by a commitment to excellence, Ontario General Contractors Association champions safety and innovation across Ontario's construction sector, providing essential training and resources to foster a collaborative environment for general contractors and industry partners.

Leadership Roles at Ontario General Contractors Association

  • President & Chief Operating Officer - Jean St. Pierre
  • President - Giovanni Cautillo
  • President - David Timlock
  • President - Justin Harper
  • Jean St. Pierre - President & Chief Operating Officer

    Jean St. Pierre, the President & Chief Operating Officer at Ontario General Contractors Association, directs the operational execution of the association's strategic objectives. Overseeing daily functions, Jean St. Pierre ensures the seamless delivery of advocacy, training, and resources to members within the institutional, commercial, and industrial construction sectors. This leadership position involves managing internal departments to promote safety and innovation throughout the industry. By optimizing operational workflows, Jean St. Pierre drives efficiency and enhances the value proposition for general contractors and associated partners. The focus remains on fostering a collaborative environment and advancing best practices in construction technology. This role is critical for maintaining the association's market impact and supporting its client base of general contractors and construction technology firms.

    Giovanni Cautillo - President

    Giovanni Cautillo, the President at Ontario General Contractors Association, spearheads the association's strategic direction and external relations. This leadership role involves championing the interests of institutional, commercial, and industrial general contractors across Ontario, advocating for advancements in safety and innovation. Giovanni Cautillo engages with stakeholders to promote best practices and the adoption of effective construction technologies. The focus is on cultivating a robust, collaborative ecosystem for contractors and industry partners. By driving key initiatives, Giovanni Cautillo ensures the association effectively serves its intended clients, including general contractors and construction technology companies. This position requires a deep understanding of the ICI construction sector's dynamics and challenges, aiming to enhance member value and industry standards.

    David Timlock - President

    David Timlock, the President at Ontario General Contractors Association, leads initiatives focused on enhancing member value and industry standards. This executive guides the association's efforts in promoting safety and innovation within Ontario's institutional, commercial, and industrial construction sectors. David Timlock oversees the development and delivery of critical training programs and resources designed to support general contractors and associated partners. The objective is to foster a collaborative environment and champion the adoption of cutting-edge construction technologies. By focusing on effective advocacy, David Timlock strengthens the association's position as a key resource for its members and stakeholders in the ICI construction market. This role is vital for driving operational excellence and industry-wide progress.

    Justin Harper - President

    Justin Harper, the President at Ontario General Contractors Association, drives the association's commitment to promoting safety and innovation within the construction industry. This leadership position focuses on providing essential advocacy, training, and resources to institutional, commercial, and industrial general contractors throughout Ontario. Justin Harper works to cultivate a collaborative atmosphere among contractors and allied partners, ensuring the effective dissemination of best practices and construction technologies. The strategic imperative involves strengthening the association's support for its client base, which includes general contractors and construction technology firms. By championing advancements, Justin Harper contributes significantly to the growth and modernization of the ICI construction sector in Ontario, reinforcing the association's core mission.

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    Frequently Asked Questions Regarding Ontario General Contractors Association Top Executives and Leadership Team

    Who leads Ontario General Contractors Association?
    Ontario General Contractors Association is led by Jean St. Pierre (President & Chief Operating Officer), along with executives such as Giovanni Cautillo (President) and David Timlock (President).
    Who is part of Ontario General Contractors Association’s executive team?
    The executive team of Ontario General Contractors Association includes leaders such as Jean St. Pierre (President & Chief Operating Officer), Giovanni Cautillo (President), David Timlock (President) and other senior executives.
    How many executives does Ontario General Contractors Association have?
    Ontario General Contractors Association has 4 executives leading key business areas.
    What roles are included in Ontario General Contractors Association’s leadership team?
    The leadership team of Ontario General Contractors Association includes roles such as President & Chief Operating Officer, President, President, President.