Erich Carl Koch, age 90, of Marietta, and longtime resident of Lawrenceville, died Monday, March 31, 2008. He was born on March 13, 1918 in Clarkston, GA. He worked in sales at Pure Oil Co. for 32 years. In 1969, he and his wife, Hazel, bought an Otasco home and auto supply store in Lawrenceville which they operated until 1982 when they retired. Erich was highly regarded by his customers and all who knew him for his generosity, ethics and sharp wit. After retiring, they enjoyed extensive travel and spending time with their grandchildren. Erich was especially known for his vegetable garden and the love of his riding lawn mower! He was an active member of Lawrenceville First United Methodist Church, Forrest Hills Neighborhood Association, Lawrenceville Planning & Zoning Board, and Kiwanis Club of Lawrenceville. He is survived by his wife of 60 years, Hazel Robinson; son, Dr. Philip E. Koch and his wife, Marti of Gainesville, GA; daughters, Karen K. Carlisle and her husband, Kee of Marietta, and Shirley K. Miller and her husband, Rich of Candler, NC; 13 grandchildren, Kristin K. Gammons (Jason) of Birmingham, AL, Matt Koch (Jaime), Michael Koch, Jenny Potts (John) and Erich Koch, all of Gainesville, Eric Carlisle and Katherine Carlisle of Marietta, Andrew Carlisle of Greensboro, NC and Paula Carlisle of Decatur, GA, Michelle Miller, Brian Miller, Emily Miller and Luke Miller, all of Candler, NC; 2 great grandchildren. Also, surviving is one brother, Paul Koch of Hendersonville, NC; Several Nieces and Nephews. A funeral service will be held Wednesday, April 2, 2008 at 2:00 pm at Lawrenceville United Methodist Church with Davis Chappell, and Rev. Sher Smith officiating. Burial will follow at Melwood Cemetery in Stone Mountain. The family will receive friends Tuesday from 4:00 p.m. to 7:00 p.m. at the funeral home. In lieu of flowers, please make donations to Reinhardt College or Lawrenceville First United Methodist Church. Tim Stewart Funeral Home, 300 Simonton Road, Lawrenceville, Georgia 30045, 770-962-3100. Please sign online guest registry at www.stewartfh.com .