San Mateo County Sheriff asks for help finding additional alleged victims of sex crime suspect
Authorities in San Mateo County are searching for additional victims of a recently arrested sex crimes suspect who is being charged with preying on teenage girls.
In July 2024, deputies responded to a call involving a teenage girl who had fallen victim to the suspect. Deputies from the Headquarters Patrol Bureau utilized automated License Plate Reader Technology, social media, and other investigative tools to locate and identify the suspect, 19-year-old Pleasanton resident William V. Coultrip.
Coultrip was reported to have used social media platforms like Snapchat to engage in hundreds of inappropriate conversations with underage girls.
Coultrip frequently used aliases such as "John Kelly" and "Josh Foire." He would either drive to the victim's residence or request that they use public transportation to meet him in person. During the encounters, he engaged in conversations that involved the exchange of lewd Child Sexual Abuse Material.
After a thorough investigation, Sheriff's deputies collaborated with the Pleasanton Police Department to locate and arrest Coultrip. On August 15, 2024, he was apprehended under a San Mateo County arrest warrant for the following charges.