https://leginfo.legislature.ca.gov/faces/codes_displayText.xhtml?lawCode=FAM&division=10.&title=&part=4.&chapter=1.&article=

Under this section of the code, parties in mediation who have protective orders against the opposing party are given the right to be accompanied by a support person during the mediation. This section includes provisions allowing the mediator to exclude the support person in certain circumstances, and notes that the support person is bound by existing confidentiality statutes.