John Spesak – Biography
Last update: March 9, 2026Executive profile
John Spesak joined Security Industry Specialists in 1999.
John Spesak is currentlyChief Executive Officer and Co-President at Security Industry Specialists - View - Security Industry Specialists org chart
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Education
John Spesak has obtained a degree from University of California, Los Angeles in 1989.
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Company Colleagues
- At Security Industry Specialists, John Spesak has 23 colleagues including Shannon McCaffrey (Strategic & Tactical Operations), Roy Dar (Finance & IT)…
Industry Colleagues
- In the Security industry, John Spesak has 4,177 colleagues in 261 companies located in 55 countries. 2,101 executive movements have been recorded in the last 12 months. Learn more about Security.
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