Dennis was in the last graduating class from Columbia High School located in Troutdale,Oregon - USA, in 1989. The school was renamed Reynolds in the Summer of 1989 when it and the existing Reynolds HS were consolidated.
Dennis was formerly the college division president of Oregon DECA.
Called "Everyday Hero" by ABC Affiliate KATU Channel 2 in Portland.
Became disabled in 2021 after complications from his 7th neck surgery in December 2019.
Awarded the Presidential Lifetime Achievement Award for Volunteer Service by Points of Light Foundation signed by former President Barack Obama in 2016.