Investigators began searching for Nicholas George Geranios, 27, on Wednesday after receiving a report that he was advertising his 21-year-old mentally disabled girlfriend on various websites, police said.
Investigators located the woman and confirmed her sexual services had been offered online throughout San Mateo County, police said. Geranios allegedly received the money from the transactions, according to police.
Geranios, who has addresses in Redwood City and South San Francisco, is described as 5 feet 8 inches tall and about 200 pounds.
Anyone with information regarding the case or Geranios is asked to contact South San Francisco police Officer Limbada at (650) 877-8900.