Debra Tirra Koski, 46, of Wheat Ridge CO, died at home on Friday, January 21, 2011.

She was born May 31, 1964 in Ontonagon to Dale B & Barbara (Perry) Koski. Debra graduated from Escanaba High School in 1982. She attended Bay College and Gogebic Community College for her associate degree.

Debra received her bachelor's degree in 2010 from Colorado Technical University in Denver and was currently studying for her Masters degree. Debra loved her studies and excelled in them. Debra often said, if she could afford it, she would be a full time student. Debra worked for several attorney firms in the Denver area from secretarial, paralegal to management positions.

She is survived by two sons, Josh and Jacob of Murfreesboro TN and her father Dale Koski & Eileen of Silver City. MI. Sister Deanna & Paul Schofield of Mercer WI, half Sister Lori Bastian of Mohawk MI and half Brother Rodney Koski of Crystal Falls MI.

Debi is also survived by Uncles Gilbert Koski (Diane) & Ernest Koski (Diana) & John Perry, and Aunts Sigrid ( Philip Kolehmainen) , Kariina (Paul) Kelson & along with several nieces and nephews whom she loved dearly including step sister and brother Sue Dishaw Britz & Ray Dishaw & special friends Jack & Michele.

Debra loved her sons and held her arms & heart open for whoever entered her home. Friends were welcomed to stay, sometimes for extended periods. In fact, Brandon became her "adopted son".

Debra was preceded in death by her mother Barbara Koski in 2007.

A memorial service will be held May 7th at 1 p.m., with visitation beginning at 12 p.m. at St. Paul Lutheran Church in Ontonagon along with her half- brother, Rodney D. Koski, who passed away March 27, 2011.