Dennis Mathew Hallberg, 82, of Duluth, MN and Marco Island, FL passed away on December 29, 2022. Dennis was born on April 17, 1940 to Toivo and Laila Hallberg in Hibbing, MN. He grew up on the Iron Range town of Cherry, with his sister Judy. He graduated in 1958 and as a youngster worked with his dad and uncles in the woods and on the family farm. His parents, outside of being loggers, farmers, and running the Cherry corner store, also became successful breeders of Arabian horses - Hallberg Arabians. Dennis did a stint in the U.S. Army, picked fruit in the south, and worked in heavy construction for many of his early years, and began buying and selling equipment on the side. He was a proud member of teamster union local 346, operating engineers local 49, and electrical workers local 31, and considered them brothers until the end.