Michael Callaghan – Biography
Last update: March 18, 2026Executive profile
Michael Callaghan is currently
President of RD Weis and Apex Group at Diverzify - View - Diverzify org chart
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Company Colleagues
- At Diverzify, Michael Callaghan has 37 colleagues including Jordan Zmijewski (CEO & Chairman), Bill Ryan (CFO)…
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- In the Construction industry, Michael Callaghan has 28,405 colleagues in 1,211 companies located in 57 countries. 9,349 executive movements have been recorded in the last 12 months. Learn more about Construction.
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