William Douglas "Bill" Tennison, age 70 of New Braunfels and Seguin, Texas formerly of Saratoga, California, passed away on July 20, 2018. Bill was born on July 1, 1948 in San Jose, California to Z. D. and Barbara Jane (Evans) Tennison. Bill graduated from San Jose State University in 1970 with a B.S. degree in Business Administration. Bill proudly served his country in the California Army National Guard. He will be remembered as a longtime employee of Pacific Gas and Electric throughout California where he served as a Senior Business Analyst and Budget Manager. Upon moving to Seguin, Bill became a member of the First Baptist Church in Seguin. Bill is survived by family and friends in both California and Texas. Private services will be held at a later date in California.