Dennis was presented with the prestigious 2012 "Outstanding Service Award" by the National Christmas Tree Association at the organization's national convention in Sacramento, CA.
Dennis had a monthly "Arborist column" in the The News Tribune
newspaper for five years. He currently publishes a monthly column in the Bonney Lake-Enumclaw-Maple Valley Courier Herald
newspapers and contributes to various other publications. Subjects include pruning techniques, insect and disease pests, tree disputes, tree health and other issues of interest to homeowners that have tree concerns. Selected topics can be viewed under the "Articles