Insights

Acquisition Synergies Post-acquisition by Arthur J. Gallagher & Co., there is a clear path to cross-sell leadership coaching, talent assessment, and organizational development to Gallagher’s global client base. Position Dion as a scalable partner that complements Gallagher’s HR, risk management, and consulting solutions, enabling multi-year engagements across large organizations.

Enterprise Scale Access Leverage the combined platform to win larger mid-market and enterprise deals for leadership programs, management training, and team development. Emphasize multi-site deployment, ROI measurement, and a consistent delivery standard to appeal to sophisticated buyers under the Gallagher umbrella.

Coaching Network Advantage With a network of around 60 coaches and consultants, Dion can deliver large-scale programs rapidly and across diverse industries. Market to enterprise clients seeking distributed leadership development and strong alignment across divisions, with the capacity to ramp up quickly for global rollouts.

Digital Learning Momentum Recent work-life alignment and e-learning offerings demonstrate digital delivery capability. Propose evergreen licensing or subscription-based modules that integrate with existing LMS, plus ongoing coaching add-ons to extend impact and measurable engagement.

Regional Growth Strategy Based in Novi, Michigan, Dion can target regional mid-market companies in manufacturing, healthcare, and services, aligning with current market trends toward leadership development and employee well-being. Position as a local-to-global partner for L&D teams looking to improve retention, engagement, and performance.

Dion Leadership, A Gallagher Company Tech Stack

Dion Leadership, A Gallagher Company uses 8 technology products and services including Calendly, CookieYes, Imperva, and more. Explore Dion Leadership, A Gallagher Company's tech stack below.

  • Calendly
    Appointment Scheduling
  • CookieYes
    Cookie Compliance
  • Imperva
    Security
  • HSTS
    Security
  • X-Content-Type-Options
    Web & Portal Technology
  • Google Analytics
    Web Analytics
  • Nginx
    Web Servers
  • Apache HTTP Server
    Web Servers

Dion Leadership, A Gallagher Company's Email Address Formats

Dion Leadership, A Gallagher Company uses at least 1 format(s):
Dion Leadership, A Gallagher Company Email FormatsExamplePercentage
First.Last@dionleadership.comJohn.Doe@dionleadership.com
69%
First@dionleadership.comJohn@dionleadership.com
31%

Frequently Asked Questions

Where is Dion Leadership, A Gallagher Company's headquarters located?

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Dion Leadership, A Gallagher Company's main headquarters is located at 39555 Orchard Hill Place Suite 115 Novi, Michigan 48375 United States. The company has employees across 1 continents, including North America.

What is Dion Leadership, A Gallagher Company's official website and social media links?

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Dion Leadership, A Gallagher Company's official website is dionleadership.com and has social profiles on LinkedIn.

What is Dion Leadership, A Gallagher Company's NAICS code?

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Dion Leadership, A Gallagher Company's NAICS code is 6114 - Business Schools and Computer and Management Training.

How many employees does Dion Leadership, A Gallagher Company have currently?

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As of June 2026, Dion Leadership, A Gallagher Company has approximately 39 employees across 1 continents, including North America. Key team members include Vp, Coaching And Consulting Services: J. L.Director Of Client Services: A. M. W.Practice Lead, Learning & Development: T. S.. Explore Dion Leadership, A Gallagher Company's employee directory with LeadIQ.

What industry does Dion Leadership, A Gallagher Company belong to?

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Dion Leadership, A Gallagher Company operates in the Professional Training and Coaching industry.

What technology does Dion Leadership, A Gallagher Company use?

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Dion Leadership, A Gallagher Company's tech stack includes CalendlyCookieYesImpervaHSTSX-Content-Type-OptionsGoogle AnalyticsNginxApache HTTP Server.

What is Dion Leadership, A Gallagher Company's email format?

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Dion Leadership, A Gallagher Company's email format typically follows the pattern of First.Last@dionleadership.com. Find more Dion Leadership, A Gallagher Company email formats with LeadIQ.

When was Dion Leadership, A Gallagher Company founded?

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Dion Leadership, A Gallagher Company was founded in 2019.

Dion Leadership, A Gallagher Company

Professional Training and CoachingMichigan, United States11-50 Employees

Dion Leadership, A Gallagher Company, operates in the professional training and coaching industry. Based in Novi, Michigan, the firm focuses on developing leaders and strengthening organizational cultures. Its team comprises about 60 coaches and consultants who translate leadership concepts into practical solutions. The company offers a range of services, including leadership coaching, management training programs, leadership and team development, talent assessment, and organizational development consulting.

Its clients are organizations seeking to cultivate capable leaders and cohesive cultures and to address leadership gaps, team dynamics, and work-related well-being. In August 2025, the firm was acquired by Arthur J. Gallagher & Co.

Section iconCompany Overview

Headquarters
39555 Orchard Hill Place Suite 115 Novi, Michigan 48375 United States
NAICS Code
6114 - Business Schools and Computer and Management Training
Founded
2019
Employees
11-50

Section iconFunding & Financials

  • $10M$25M

    Dion Leadership, A Gallagher Company's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Dion Leadership, A Gallagher Company's revenue is estimated to be in the range of $10M$25M

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