Tristan Arfi of Redwood City, the owner of the Boxing Theory Gym in Menlo Park, is facing arraignment next week on sexual assault charges involving a teenage girl he trained, according to the San Mateo County District Attorney's Office.
Arfi, 37, was arrested by Menlo Park police on June 4, and is in custody on $150,000 bail.
San Mateo County Superior Court Commissioner Renee Reyna on June 6 authorized the appointment of a public defender, and the arraignment process was continued to Friday, June 14.
Arfi is being held on charges of oral copulation with a person under 16 years of age, lewd and lascivious acts with a person who is 14 or 15 years old while being at least 10 years older than the minor, and sexual penetration with another person under 16 years old.
The Menlo Park Police Department is continuing the investigation and asks anyone who has information about the case or about the suspect to contact Detective Sgt. Ed Soares at (650) 330-6360, Detective Joshua Russell at (650) 330-6819, or the anonymous tip line at (650) 330-6395.