Dennis, age 66, went to be with his Lord on Wednesday. He was born to Buford and Wanda Montgomery. Dennis received his BSEE from the University of Arkansas in 1970. In addition, he has completed courses through the American Management Association and Langevin Learning Services. Mr. Montgomery started working for Oklahoma Gas & Electric Company in 1970, as a Power distribution Engineer, later becoming the Area Engineer for Power Distribution, the Supervisor of Employment and Manager of Employee Relations. Dennis retired in 2006 from OG&E where he was the Manager/Director of Organizational Development and while in that position, obtained his Senior Professional in Human Resources certification in 1992. From 1980-1987, he served on the Oklahoma City Mayor's Committee for the Employment of the Handicapped. He is currently involved with the Society for Human Resource management, the largest Human Resource Organization in the world, with over 250,000 members and is a member of the Central Oklahoma Chapter of the Arkansas Alumni Association. He is survived by his wife, Barbara; daughters, Jill Montgomery Vaughan and her husband Mike and Emily Gifford and her husband Jim; a grandson, Zoel Robert Vaughan and many other family and friends. Visitation will be Friday, 9:00 AM – 8:00 PM with the family receiving visitors from 6:00-8:00 PM. Memorial contributions may be made in his name to Central OK Humane Society or American Heart Association. Services to celebrate his life will be 2:00 PM, Saturday, Sept. 28th at Zion Lutheran Church with Pastor Ronald Christie officiating. To view the full obituary please go to www.buchananfuneralservice.com.