rwinstonpresnallR. Winston Presnall, Pastor

Pastor R. Winston Presnall has been the Head of Staff at FPCO for 14 years after serving pastorates in Illinois, Texas, and New Mexico. He graduated with his Masters of Divinity from McCormick Theological Seminary. Pastor Winston serves on the Committee on Ministry of the Presbytery of Los Ranchos, is a member of the steering committee for Progressive Christians Uniting, active in social justice ministries, an organizer of the Sunday Night Together dinner for the hungry. He numbers among his hobbies/interests: reading, golfing (when time permits), cooking and telling humorous stories.  Contact him at: or Ext. 109.

revleannestrommenRev. Leanne Strommen, Dir. of Children, Youth & Family Ministries

Leanne oversees our Children’s and Family programs and is a Southern California native, raised in south Orange County. She is a graduate of Fuller Theological Seminary with a Masters in Divinity. Leanne has worked in Christian Education at churches in Mission Viejo, Laguna Niguel, Costa Mesa, Santa Ana, Laguna Hills and Ladera Ranch. Her passion is to help even the youngest of God’s children understand that they are an important part of the Body of Christ. It is her hope to partner with families to give children and youth a solid foundation in Jesus Christ, beginning their life long journey of faith. Leanne enjoys baking, trying her hand at gardening, golfing with her husband and son, and playing with furry family member Sam the Wonder Dog. Contact her at or Ext. 110.

Caitlin Shaw, Director of Music

Caitlin earned her B.M. degree in Music Education from the University of Redlands in 2010. During her four years at the U of R she had the opportunity to study music pedagogy and the Kodaly Method at the Kodaly Institute in Kesckemet, Hungary. Concurrently, she earned her teaching credential from the School of Education. After teaching elementary music in East Palo Alto, CA and high school choir at Citrus Hill High School in Perris, CA, she has found her home teaching middle school at Ramona Middle School in La Verne, CA. Caitlin is currently working on her Masters in Music in Chorale Conducting at California State University, Los Angeles. She continues to perform with various ensembles in Southern California including: Riverside Master Chorale, Vox Femina Los Angeles and currently with Pacific Chorale.

lynnwinnLynn Winn, Business Secretary

Lynn joined our staff in September 1999. Her primary duties as Business Secretary include accounts payable and receivable, preparation of financial statements, accounting of contributions, payroll, insurance and a variety of other duties!  In her spare time, you will find Lynn reading or shopping!  Lynn and her husband, Tracy, live in Orange. They have two sons, Nicholas, 28 and Nathan, 26. Contact her at: or Ext. 108.

James Keniston, Director of Communications

James joined our staff in 2013 and is responsible for church communications such as emails, bulletins, newsletters, and signage on campus as well as various other administrative and operational tasks. He has a bachelors degree in fine art and has worked previously with artists, galleries and in retail providing logistical and administrative support. He has also worked as a museum guide. James is originally from London, England and is also an artist & illustrator. His interests include cycling, travel, cooking and playing the banjo. Contact him at: or Ext. 106.

sarahtannasSarah Tannas, Junior High Ministries – Youth Leader

Sarah is responsible for many of the activities that we provide for our youth on Tuesdays. She is a native of Orange, CA. and has a background in visual communications and advertising. She has a huge heart for middle schoolers and is excited to see what God has planned for the future of the church and its youth! Her goal is to provide a safe, fun and creative environment where middle schoolers can learn about the gospel, their special God given gifts and abilities and have the opportunity to come into a personal relationship with Jesus Christ. A place where they are accepted, loved and heard at all times. She has 3 kids and her days are very full “just” being mom. Contact Sarah at:

normagaleanaNorma Galeana, Junior High Ministries – Youth Leader

Norma assists with devising programs for our Jr. High groups. She has a bachelor’s degree in Sociology from UCI, a passion for youth ministry and twelve years experience working with churches. She aims to provide kids with a solid foundation in Jesus Christ as they begin their faith life journey and believes in providing an environment where kids can grow each day in their relationship with Jesus. Norma is an active member of her exercise group and an avid Cross-Fit participant. She also enjoys hiking, going to the beach and shopping. In the future Norma hopes to get her Masters in Social Work to continue making a difference for His Kingdom. Contact her at:

brucescottBruce Scott – Facilities Manager

Bruce’s duties include overseeing the maintenance and repairs on both the church and Grand Street Center property. He has over 40 years of experience in the construction industry and has been a member of our church for 35 years, participating in the music and youth ministry programs and as an elder on Session. When he is not watching football or Nascar he enjoys spending time with his family, especially his two awesome granddaughters! Contact Bruce at:

teresabernalTeresa Bernal – Director of Childcare

My name is Teresa Bernal and I am the Director of Childcare at the Orange Presbyterian Preschool. I am a fully qualified preschool teacher and have met the educational requirements of the State of California Title 22. I am certified in CPR and First Aid. I have worked in the Child Care field for 20 years and have been working at OPPS for 4 years. I love working with children and being a Pre-K teacher is my chosen career. In my spare time I like to go to Angel games, go on weekend getaways, to Disneyland and to spend as much time with my family and friends as I can. “A person is a person no matter how small” – Dr. Seuss. Contact Teresa at:

nancytsaiNancy Tsai – Organist / Accompanist

Nancy Tsai received a Bachelor of Music and a Master of Music degree in piano performance from Mississippi College in Clinton, MS. She studied piano with the Music Department Chair, Dr. Angela Willoughby and held a graduate assistantship in teaching and accompanying. Nancy began her piano journey at the age of 5 under her mother’s instruction, who also graduated with a piano performance degree and became a certified Yamaha piano instructor and the owner of the England Royal Conservatory of Music in Nantou, Taiwan. While growing up, Nancy also followed the guidance of Dr. Hui-Qing Yan, the first person from Taiwan who achieved the highest teaching honor in the International Yamaha Music System. In a short period of time, she progressed quickly and achieved the teaching level certification at the age of 10, and throughout her childhood she won many 1st place prizes in local and international competitions. The experience gained from playing piano as a soloist, accompanist, as well as in ensembles and bands has shaped her into being a mature and highly developed pianist. She is passionate about contributing her love and knowledge of music to the next generation. Nancy loves to interact with children and learn about them while teaching the piano. For over 10 years, Nancy has been helping her students achieve their goals and enjoy their musical journey. Contact Nancy at