California Government Code states that "on or before December 31 of each year, each legislative body shall prepare an appointments list of all regular and ongoing boards, commissions, and committees which are appointed by the legislative body of the local agency. This list shall be known as the Local Appointments List." (GC Section 54972)
The City of Los Altos Local Appointments List includes the names of appointees, the date of appointment, and the date the term expires:
Current Commission members are also listed on each of the respective Commission webpages.