Corporate Training | Executive Coaching

Deputy Fire Chief (ret.), MAHR, SPHR, Board Certified Executive Coach

Dennis is a highly-effective corporate and executive performance coach with nearly two decades of experience helping C-Suite executives and organizations create a solution focused, performance based, outcome driven culture. Dennis’s work as a professional counselor, 15yrs in the C-Suite, and intuitive approach give him the insights necessary to accelerate overall professional performance and effectiveness in the most efficient way possible.

After retiring from an esteemed 23 year public safety career in 2015, Dennis launched Tyrrell Coaching Solutions. Dennis’s understanding of psychology, linguistics and human behavior as it relates to performance combined with his “no nonsense” approach gives him the unique ability to challenge the “status quo” and move clients toward their strategic outcomes in a deliberate manner.  

Dennis holds a combined graduate degree in Human Resources & Professional Counseling, is an NLP Master Trainer, an NLP Coach, a Certified Clinical Hypnotherapist, and authored “The Firefighters Guide to Mental Wellness” in 2011.  

Dennis currently resides in Phoenix, Arizona (U.S.A.) with his wife of 32 years, April. Together, they have raised two sons and recently welcomed their first grandchild. When Dennis isn’t working with clients or facilitating training, you’re likely to find him in the gym, substitute teaching, or in the kitchen creating his next healthy masterpiece!

Credentials:

Master of Arts: Human Resources, Professional Counseling

NLP Master Trainer

Certified Executive Coach