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GMB Employee Directory

Professional ServicesMichigan, United States201-500 Employees

GMB is a mid-sized professional services firm based in Holland, Michigan. It focuses on supporting schools and universities through integrated teams that cover planning, architecture, engineering, branding, and enrollment marketing, enabling educational environments where learners can thrive. The firm's approach links physical spaces with the institution's branding to create cohesive campus experiences.

Its client base comprises educational institutions seeking to address diverse student needs and improve safety and growth outcomes. Operating in the professional services sector, GMB positions itself as a collaborative partner to educators, emphasizing growth, knowledge sharing, staff development, and continual learning. The company maintains five Learning Hub locations across Michigan, Indiana, and South Carolina and serves educators nationwide.

Find GMB employees' phone numbers or email addresses

GMB Global Highlights

Location
Employees

North America
226

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  • United States Of America
    225
  • Mexico
    1

Europe
7

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  • Germany
    2
  • United Kingdom Of Great Britain And Northern Ireland
    1
  • Romania
    1
  • Hungary
    1
  • France
    1
  • Italy
    1

Asia
5

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  • Bangladesh
    2
  • India
    1
  • Jordan
    1
  • Indonesia
    1

Africa
3

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  • Ethiopia
    1
  • Tunisia
    1
  • Zimbabwe
    1

GMB's Leadership

  • Chief Executive Officer at GMB
    A. G.
    Chief Executive Officer
    Mobile Phone
  • Vice President Of Architecture at GMB
    R. D.
    Vice President Of Architecture
    Mobile Phone
  • President at GMB
    M. T.
    President
    Mobile Phone
  • Co-Founder And Chief Executive Officer at GMB
    J. M.
    Co-Founder And Chief Executive Officer
    Mobile Phone
  • Owner at GMB
    J. H.
    Owner
    Mobile Phone
  • Owner at GMB
    M. C.
    Owner
    Mobile Phone
  • Chairman at GMB
    M. P.
    Chairman
    Mobile Phone
  • Owner at GMB
    P. T.
    Owner
    Mobile Phone

GMB Employee Metrics

100%
50%
0%
2026
2025
  • Arts & Design
  • Engineering
  • Program & Project Management
  • Business
  • Civil Engineering & Construction
  • Other

Contact profiles from GMB

Name
Title
Contact
Location
Last Update
  • Chief Executive Officer at GMB
    A. G.
    Chief Executive Officer
    Mobile Phone
    Oct 16, 2024
  • Owner at GMB
    J. H.
    Owner
    Mobile Phone
    Oct 16, 2024
  • Co-Founder And Chief Executive Officer at GMB
    J. M.
    Co-Founder And Chief Executive Officer
    Mobile Phone
    Oct 16, 2024
  • Owner at GMB
    M. C.
    Owner
    Mobile Phone
    Oct 21, 2024
  • Chairman at GMB
    M. P.
    Chairman
    Mobile Phone
    Oct 17, 2024
  • President at GMB
    M. T.
    President
    Mobile Phone
    Oct 22, 2024
  • Owner at GMB
    P. T.
    Owner
    Mobile Phone
    Oct 22, 2024
  • Vice President Of Architecture at GMB
    R. D.
    Vice President Of Architecture
    Mobile Phone
    Dec 20, 2024
  • Director Of Marketing at GMB
    C. B.
    Director Of Marketing
    Mobile Phone
    Jul 29, 2026
  • Director Of Baseball Operations at GMB
    B. S.
    Director Of Baseball Operations
    Mobile Phone
    Oct 23, 2024

Frequently Asked Questions

What is GMB known for?

Minus sign iconPlus sign iconGMB was founded in 1968 and operates in the Professional Services industry. You can contact GMB's main corporate office by phone at
+1-616-796-****
. Explore GMB's company overview page for more information.

What is GMB's most common email format?

Minus sign iconPlus sign iconGMB employees' email format typically follows the pattern of FirstL@gmb.com. Trying to find reliable and up-to-date employee contact data? Find more GMB email formats with LeadIQ.

How many employees does GMB have currently?

Minus sign iconPlus sign iconGMB has approximately 254 employees as of August 2026. These team members are located across 4 continents, including North America, Europe and Asia.

Who are GMB's key employees and leadership?

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As of August 2026, GMB's key employees include:

  • Chief Executive Officer: A. G.
  • Vice President Of Architecture: R. D.
  • President: M. T.
  • Co-Founder And Chief Executive Officer: J. M.
  • Owner: J. H.

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