Voluntary Participants are local government agencies in Orange County (i.e., Special Districts and Cities,) who choose to invest in the County’s investment portfolio. The Treasurer maintains this $6 billion investment portfolio containing a wide range of approved securities for the purpose of benefiting from economies of scale through pooled investment activities. The primary investment objectives of the Treasurer are to safeguard principal and to maintain the liquidity needs of the County and other depositors. If you are interested in becoming a Voluntary Participant, please review the Orange County Investment Pool Fact Sheet below and contact Treasurer Shari Freidenrich via e-mail at Shari.Freidenrich@ttc.ocgov.com for more information. Links to the required voluntary participant forms are listed below.