Stephen D. Buchanan, 49, of Lancaster, passed away suddenly at home on Wednesday, September 14. He was the loving husband of Kimberly (Shields) Buchanan, to whom he was married for 28 years. Born in Lancaster, he was the son of Paul Buchanan of Lancaster and Susan (Knerr) McMullen of Columbia, PA. Steve was a graduate of Penn State University with an Associate Degree in Electrical Engineering. He was an avid runner and had been currently training for a 200-mile relay race in New Hampshire this weekend. Steve was a loving husband, father, grandfather, son and brother; he was known to many as "Dad". He had a passion for life and was a man of integrity, being selfless and helping others in need before himself. He was a driven, hard-working and level-headed individual who was a mentor to many. Steve enjoyed the outdoors, camping, hiking with his family at Kelly's Run and many other Pennsylvania state parks, as well as riding his motorcycle with his wife Kim. He was an avid Indianapolis Colts fan and also enjoyed reading about presidential history. He was a longtime member of Lancaster Alliance Church, where he met his wife Kim while in high school. Steve was very involved with the youth of the church and traveled with them on many missions trips. Steve was a partner in his own Lancaster-based business, Summit Technology Consulting Group, which he started in 2007. He will be sorely missed by all who knew him. In addition to his wife, Kim, and parents Paul and Susan, he is survived by his three children: Ali, wife of Bill Patton of Elizabethtown, PA; Alex Buchanan and Andrew Buchanan, both of Lancaster, PA; one granddaughter, Aria Patton. He is also survived by three brothers: Tony Dastra, fiancé of Kristine; Vince Dastra, husband of Jessica; Andy Buchanan, husband of Carol. Memorial services will be held Monday, September 19 at 1:00 pm at Lancaster Alliance Church, 210 Pitney Road, Lancaster, PA. A visitation will be held from 11:00 am until the time of his memorial service at the church. Interment will be held privately. Memorial contributions may be made to the Stephen Buchanan Memorial Fund for Youth Ministries Missions Trips c/o Lancaster Alliance Church at the above-listed address.