Cindy and Marty O’Dougherty of Littleton, Colo., have announced the engagement of their daughter, Caitlin O’Dougherty of Johnstown, Colo., to Christian Harrington, also of Johnstown, son of Christine Harrington-Veirauch of Iron Mountain and the late Stephen Harrington and the stepson of Paul Veirauch of Iron Mountain. Caitlin graduated from Green Mountain High School in 2007 and attended Colorado Christian College, earning an associate’s degree. She is currently works for her father’s plumbing business. Christian is a 2008 graduate of Kingsford High School and a 2012 graduate of St. Norbert College. He moved to Fort Collins in 2013 and is employed at ServPro Restoration. The couple will be married Aug. 3, 2018, in Littleton, with Caitlin’s father officiating the service. They will reside in Johnstown, with their son, Arrow Harrington.