Frank Glenn Ottesen, 94, of Greeley, passed away on Saturday, December 28, 2024 at UC Health Greeley Hospital, surrounded by his family. He was born November 25, 1930 in Longmont to Frank and Alberta Glenn (Akers) Ottesen and grew up in Fort Lupton.

FG graduated from Fort Lupton High School in 1948 and went on to attend a semester at CU Boulder. He then enlisted in the U.S. Army.

On July 1, 1951, he married his sweetheart, Betty “Betts” Jean Warner at the First Baptist Church in Fort Lupton.

FG began working with his father at the Ottesen Brighton Grain Company and he retired on July 1, 1993. He was active in the BPOE in Brighton, the First Presbyterian Church in Brighton and he enjoyed down hill skiing, well into his 80’s, singing, traveling the world, water skiing, hiking and they served at the Indian Market in Santa Fe for 30+ years.

Volunteering their time became a big part of his retirement, driving the shuttle in Estes for many years and driving clients with 60Plus to appointments. They were very philanthropic with many organizations, including the UNC Fine Arts programs, AIMS Community College, Rocky Mountain Conservancy and the Estes Valley Land Trust. They supported and helped their grandchildren to pay for music lessons and each of them have gone on to professional careers. They were members of the First Congregational Church, former members of the Greeley Country Club, United Way of Weld County and he belonged to a gentleman’s investment club for a number of years.

Thankful to have shared his life are his wife, Betts, their children; Margo Masat, Marsha (Gene) Gilluly and Mark (Scott) Ottesen, their six grandchildren; Sarah (Ross) Holmes, Rachel (Dan) Penners, Sterling (Tayler) Masat and Royal Masat, Michelle Gilluly-Beham, Jason (Morgan) Gilluly, nine great-grandchildren; Maddie, Weston and Crockett Holmes, Michael, Sean and Jared Penner, Stetson and Chloe Masat and Reagan Gilluly, his sister, LaNae Penfold and many nieces, nephews and their families.

He was preceded in death by his parents and a sister, Shirley “Shirl” Waters.

FG’s Life Celebration will be announced at a later date, to be held in the summer of 2025. Memorial gifts may be made to “Rocky Mountain Conservancy” or “United Way of Weld County” in care of Adamson, 2000 47th Ave., Greeley, CO 80634. Condolences may be shared at AdamsonCares.com.

Memorial Keepers (1)

Frank "FG" Glenn Ottesen