(920) 979-7407   Fax: (920) 921-1036
384 N. Main Street - Suite 4   Fond du Lac, WI 54935

Chief Mac Tristan


Mac Tristan was sworn in as Coppell Chief of Police on January 24, 2011.  He came to Coppell after serving 29 ½ years with the City of Carrollton Police Department, leaving there as an Assistant Chief.

Chief Tristan received his Bachelor’s Degree in Criminal Justice from Sam Houston State University, where he graduated with Honors. He is a graduate of the FBI National Academy, the Senior Management Institute for Police, John F. Kennedy School of Government, Cambridge, Massachusetts, and the U.S. Army War College Strategic Implementation Seminar in Carlisle Barracks, Pennsylvania.

Chief Tristan believes strongly in Problem Oriented Policing and Servant Leadership. He not only teaches the subject, he has successfully implemented this philosophy in every bureau and department he has led, including the Coppell Police Department.

He has worked with the Chinese National Police in Hangzhou, China, has lectured in Stockholm, Sweden with the Swedish National Police and as a speaker at the Stockholm Criminology Symposium. He was the keynote speaker at the Leadership in Policing conference in Vaxjo, Sweden, Linnaeus University in May 2015.  Chief Tristan is on the adjunct faculty of the Institute for Law Enforcement Administration, Plano, Texas. 

He continues to lecture on Leadership, Problem Oriented Policing, Changing Organizational Cultures and the Servant Leadership style of Management to not only police organizations throughout the country but to private corporations as well.