Ji Tai (“J.T.”) Kim : Senior Pastor

Ji Tai (“J.T.”) Kim

Senior Pastor

The Rev. J. T. Kim has been serving Riverside First United Methodist Church as Senior Pastor since July 1, 2016, after having served 13 years in the San Diego area at National City First United Methodist Church (20082016) and Park Hill United Methodist Church in Chula Vista (2003–2008). Before San Diego, he served as Senior Pastor at Barstow First United Methodist for 4 years (19992003), after serving at Arlington United Methodist Church in Riverside as Associate Pastor for Korean Ministry (19971999). He is married to KwangJin Kim who is a talented artist and singer with a beautiful voice. They have two daughters: Deborah who is married, works as Creative Director, and lives in Bloomington, Indiana, and Esther who is a sophomore at UC San Diego.

Roy Riggs : Reverend, Retired

Roy Riggs

Reverend, Retired

Rev. Riggs is a retired United Methodist minister who has served 40 years as a full-time pastor in churches in Arizona and Southern California.  He has been married 46 years to Dr. Cheryl Riggs who is a Professor of History.

Mateo Mamea : Director of Children and Youth Ministries

Mateo Mamea

Director of Children and Youth Ministries

Bio Pending

Yvonne Flagg : Aldersgate Director

Yvonne Flagg

Aldersgate Director

Yvonne was born and raised in Michigan.  She received a B.Mus.Ed. from Central Michigan University, M.Div. from Fuller Theological Seminary, and a M.A. in music from Claremont Graduate University.  Yvonne taught high school choir for 13 years, and has been blessed to be the choir director/minister of music for 5 different churches.  Also, she loves Mother Nature.

Robert Phillips : Organist

Robert Phillips


Robert Phillips joined the staff of FUMCOR in October 2019.  His piano studies began at age 5. He switched to the organ at age 13, secured his first church organist position the following year, and has served various congregations in the Inland Empire continuously since then. He earned a bachelor's degree in music from the University of California, Riverside, in 1977, with emphasis in composition, organ, harpsichord, and carillon. He has a "day job" with the Riverside Police Department and sometimes plays keyboards in various bands with his friends from the PD.  He lives in Riverside with his wonderful wife Kathleen, several cats, and a houseful of books and keyboard instruments.

Gayla Lonsbery : Bell Choirs Director

Gayla Lonsbery

Bell Choirs Director

Gayla Lonsbery, the Bell Choir Director, has three groups that is open for anyone 6 and over to participate in the program. With over twenty years of experience, Gayla has taught music and the instruments to numerous players.

Becky Ruiz : Office Manager

Becky Ruiz

Office Manager

Becky Ruiz began working for FUMCOR in 2011. As the Office & Finance Manager, she enjoys assisting the church congregation, supporting the Pastor and reporting necessary items such as the church financials and campus maintenance issues to both the Finance & Trustee committees. She is excited for the advancements that the church is making and happy to be part of the team!

Stephanie Chandler : Secretary

Stephanie Chandler


Truly, this is the most pleasant job I have ever had. I enjoy greeting church visitors and putting together our weekly Sunday bulletin and monthly newsletter, as well as assisting our Office Manager.