Ariel Virrey's Professional References Overholtzer, Larry Sr. Engineer 1215 West Crosby Road Carrollton, Texas 75006 Phone: 972-323-2342 loverholtzer@optekinc.com Bishop, Todd Research & Development Engineer II 1215 West Crosby Road Carrollton, Texas 75006 Phone: 972-323-2243 tbishop@optekinc.com Salazar, Obed Probe/Test Engineer 1215 West Crosby Road Carrollton, Texas 75006 Phone: 972-323-2291 osalazar@optekinc.com