Meet

John Ranelli

CEO | Author | Submarine Officer | Philanthropist

John Ranelli CEO and author in brick room.jpg

Welcome

John Ranelli built his career leading turnarounds and revitalizing iconic brands by putting people first. From his formative years aboard a U.S. submarine to guiding global companies—like Timberland, Central Garden & Pet, and Woolrich—at the highest levels, his journey reveals the enduring principle that lasting success begins and ends with relationships.

Today, as mentor, author, and philanthropist, he shares this principle with leaders facing their own challenges.

John Ranelli’s Mission

To elevate the power of relationships and human connection to improve individual lives and create a lasting impact through mentorship, writing, and philanthropy.

John’s Value Pillars

  • John Ranelli interviewed in boardroom

    Integrity

    With his legendary record of 6-for-6 corporate turnarounds, John is a trusted mentor to CEOs and executives, called upon to initiate big goals and bold strategies.

    See the Turnarounds

  • Submarie Close book cover

    Purpose Above Self

    In a new book, John and Capt. John McGunnigle share powerful lessons that redefine what effective leadership looks like from the control room to the boardroom.

    Read Submarine Close

  • Capt. John McGunnigle and John Ranelli casually dressed in office

    Relationships First

    Relationships Before Issues™ (rB4i™) is a leadership framework that empowers individuals to lead from their strengths, build trust, and inspire teams to thrive together.

    Build Trust Today

  • Ashley Ranelli and John Ranelli hold hands in front of Ranelli Scholar™ plaque

    Transformative Change

    John and his wife established the Ranelli Scholar™ endowed fund through Massachusetts General Hospital to support the most innovative research in cancer treatments.

    Team Up to Cure Cancer


"When leaders invest deeply in people and relationships, the impossible becomes possible."

— John Ranelli

For speaking engagements or consultations

Buy Submarine Close

Give to the Ranelli Cancer Innovation Scholar™ Endowed Fund