Mark Mara McKenna passed away at his Dallas, Texas home on October 21st after a lengthy battle with melanoma cancer. He was born on October 31,1948 in Concord MA the second of five children to Edward and Frances (Mara) McKenna both of whom predeceased him. He graduated from Xavier School in Concord MA, Boston College and holds an MBA from Suffolk University in Boston. Mark McKenna, former president and CEO of Novation, led the nation's largest group purchasing organization from 1999 through the summer of 2006. His career in supply chain management and supply cost control spanned 30 years with medical device manufacturers as well as provider-owned group purchasing organizations. He is survived by his wife of 38 years Mary Sue and by his daughter Katherine and sisters Muffie FitzPatrick of Falmouth, MA Pat Tobin of Concord,MA , brothers Tim of Manchester,MA and Ned of Westford, MA as well as many nieces and nephews. Funeral Mass will be at Holy Family Parish, Monument Square, Concord, MA on Saturday October 29th at 10 am. Interment will follow in the family burial plot in St. Bernard's Cemetery, Bedford Street, Concord, MA. In lieu of flowers the family requests that donations be made to the St Vincent de Paul Council at Christ the King Church, 8017 Preston Rd Dallas TX 75225 or The Gladney Center for Adoption, 6300 John Ryan Dr. Fort Worth, TX 76132. Cemetery: St. Bernard's Cemetery, Concord, Mass. Service: Funeral Mass and burial will be at Holy Family Parish, Monument Square, Concord, MA on Saturday October 29th at 10 am.