Greg passed away unexpectedly and peacefully at his home in Colorado Springs.
Greg is preceded in death by his father, Vincent Callahan, his mother, Loantha (Peggy) Callahan and his sister, Laurie Reilly.
He is survived by his sisters, Candace (Candy) Harris, Donna R. Allison and Mary Ades, his brother-in-law, Jonathan Reilly and many nieces and nephews and their families, all residing in Colorado.
Greg was in the second graduating class at Mitchell High School and was a runner-up state wrestling champion.
Upon graduation, he served in Navy intelligence in Vietnam, Morocco and Spain, a country he loved and often talked about wanting to live there for awhile.
Greg was a highly regarded and successful home appraiser in Minnesota and was often involved in the litigation of his firms court cases.
Whenever he visited Colorado he went out of his way to spend time with his family. Greg had moved, from 40+ years in Minneapolis, back to Colorado Springs to live out his life, sharing a home with two of his sisters.
Greg was a devout Catholic. He attended and volunteered his time at he Basilica of St. Mary in Minneapolis. When he returned to Colorado he did the same at Divine Redeemer Church, his childhood parish.
Greg was a fun-loving person, much loved by his family -- he will be missed.
A memorial service will take place on Friday, October 27, 2023 at 1:00PM at Divine Redeemer Catholic Church, 927 N Logan Ave. Colorado Springs, CO 80909. Reception will immediately follow the service.