With deep expertise in leadership coaching, leadership development programs, management training and organizational consulting, Dion Leadership, based in Novi, Michigan, is known for helping organizations build stronger leaders, more effective teams and healthier cultures.

As part of Gallagher, Dion clients gain access to broader talent and organizational consulting expertise while retaining the practical, people-first approach Dion Leadership is known for.

Dion Leadership's strong client relationships and expertise in leadership and organizational development solutions will expand our capabilities in the executive consulting space.
J. Patrick Gallagher, Jr., Chairman and CEO

Leadership solutions built for real work

Gallagher's award-winning customizable programs are delivered in person, virtually or via a blended solution by an experienced team of coaches and consultants. Choose the support your leaders need, from coaching and leadership development to manager training, team effectiveness and culture change.

Empower your leaders to navigate change effectively

Access our 2026 Course Catalog to view over 50 unique, practical and research-based courses.

EXPLORE THE CATALOG

Let's build stronger leaders together

Whether you’re developing future leaders, supporting new managers, aligning leadership teams or shaping culture during change, we’re here to help. Talk with a leadership development consultant today.

Meet our Leadership and Organizational Development Leaders

Schedule a meeting

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