Attorneys Jen GV Gilliland Vanasdale Gary T. Vanasdale Jill D. Sinatra Deanna Lyn Istik Christine N. Guthrie Gilliland Vanasdale Sinatra Istik Law Office, LLC main office is conveniently located in Cranberry Township, Pennsylvania and easily accessible to all of our valued clients. Standing up for you for more than 20 years.