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Hallie Warner

Co-Founder and Owner, The Founder & Force Multiplier | Strategy & Leadership Coach

Co-Founder and Owner, The Founder & Force Multiplier | Strategy & Leadership Coach

Hallie Warner is the co-founder and owner of The Founder & The Force Multiplier and served as Chief of Staff for over 13 years to serial entrepreneur, Adam Hergenrother. Hallie also co-authored The Founder & The Force Multiplier: How Entrepreneurs and Executive Assistants Achieve More Together and The 200% Life: Your Guide to Spiritual Growth & Business Success Without Meditating on a Mountaintop.

After years of providing executive support, strategic counsel to internal and external stakeholders, and leading special projects focused on the growth of the organization, Hallie started her own coaching and consulting company in 2024 and runs that business alongside The Founder & The Force Multiplier.

The Founder & The Force Multiplier was created to help leaders and Force Multipliers (AKA: Executive Assistants, Chiefs of Staff) find the right strategic partner, enhance their communication, navigate change, grow companies and careers, and lead better together. The Founder & The Force Multiplier’s book, coaching, and courses are designed from over 15 years of real-world leadership, business-building, and strategic partnership experience to empower working relationships and elevate companies and careers.

In her free time, you will likely find Hallie either reading or making a list. She lives in Vermont with her husband, Bill, and their dogs, Enzo and Stella.

  • Make Your Work Work for You

    Executive support professionals are no longer content with sitting on the sidelines. I mean, were they ever? I know that you want in on the action, that you want to contribute to the business at a higher level, and that you want to lead alongside your executive.

    You want to become an influential leader, strategic business partner, and confident force multiplier. You want to take control of your career trajectory.

    But where do you start?

    In this session, Hallie Warner will share strategies for taking charge of your career and becoming the leader that you would want to partner with.

    Learning Outcomes

    • How to increase your visibility with your executive and team
    • How to position yourself as a thought leader inside, and outside, your company
    • Key strategies for taking control of your career development


    This session is also available on demand, in our Learning Library

  • Building a Strategic Partnership That Lasts

    More and more entrepreneurs and business leaders are waking up to the fact that they need a talented Executive Assistant who wants to run alongside them as they build and grow their companies. It is a wonderful thing to see because truly no one succeeds alone. And it’s a heck of a lot more fun when you have a strategic business partner by your side weathering the storm with you, taking the lead when you need to rest, talking through problems and solutions, and celebrating the successes. Someone who gets it and gets you.

    Once you find your leader/Force Multiplier match, the real work begins. In this session, Adam and Hallie will share the mindset and strategies they have used over the past twelve years to keep growing and leading together.

    Learning Outcomes

    • How to build trust with your strategic business partner
    • How to think and lead like a CEO
    • Why cultivating confidence is critical to success
    • The future of work and how you both win


    This session is also available on demand, in our Learning Library

  • Learn to Think and Lead Like a CEO (No Matter Your Title)

    Hallie Warner serves as Chief of Staff to the Founder and CEO of Adam Hergenrother Companies. She is also the co-author of The Founder & The Force Multiplier: How Entrepreneurs and Executive Assistants Achieve More Together.

    Hallie has worked side-by-side with Adam Hergenrother for more than a decade, ensuring that Adams vision is clarified, communicated, and executed. Hallie also provides strategic counsel to key leaders within the organization and leads special projects focused on the growth of the organization.

    Learning Outcomes

    • The 3 most important things leaders & Executive Support professionals must do
    • Steps for building confidence & your executive presence
    • How to ask questions that drive clarity and better decision-making
  • KEYNOTE INTERVIEW: The Founder and Force Multiplier

    Adam Hergenrother has built a $1 billion organization in less than ten years by creating a culture where personal growth and work-life integration come first.

    Meet Adam and his formidable Chief of Staff, Hallie Warner in this interview with Lucy Brazier.

    Learning Outcomes

    • Get to grips with what it takes to partner with an entrepreneur at the top of their game
    • Explore practical ways to communicate better with your executive
    • Learn what an executive wants from a top-level EA and Chief of Staff
    • Discover the differences between an EA and a Chief of Staff role

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