William “Bill” Lawrence Callihan, 49 of Mission Viejo, California, beloved husband of Sandi Callihan, passed away on March 28, 2012. He was born on March 20, 1963 in Lyndhurst, Ohio to Florence Bondi and Charles “Jim” Callihan.

Bill grew up in Ohio and moved to Southern California in 1979. He worked at Western Digital for 16 years and enjoyed tinkering with computer hardware and other electronics in his spare time. He loved getting together with his friends for a few sets of tennis, a pool party, sitting around a campfire and travelling. In addition to loving his wife, he adored his two cats Toby and Neo.

Bill is survived by his wife Sandi, and loving family, sisters Jennifer Gnoss and Patricia Callihan, brother Russell Callihan, nieces and nephews, Ashley and Alexandra Gnoss and Joshua, David and Breanna Callihan and many other friends and family.

A Memorial Service will be held at the O’Connor Mortuary, 25301 Alicia Pkwy in Laguna Hills on Thursday, April 5, 2012 at 7:00pm. Flowers may be sent to the O’Connor Mortuary or donations made to The Mission Viejo Animal Shelter.