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Welcome to the Business and Activities Office
Office Hours: 7:30am - 3:45pm.

It is our mission to provide students with many extra curricular activities that offer a variety of opportunities to get involved at La Serna. We understand that high school is full of choices, and we want our students to be active participants in the paths they choose. We believe that involvement is a wonderful way for students to enjoy a sense of community, so we invite them to broaden their educational career by taking part in a wide range of extra curricular experiences! If you have any questions about the activities and programs available at La Serna, we'd love to be of assistance!
To contact us, give us a call at (562) 698-8121  
Assistant Principal Mr. Randy Castillo x 6010 
Administrative Clerk Senior  Ms. Trish Garcia x 6010
Director of Activities Ms. Jenna George x 6142
ASB Book Keeper Ms. Lisette Balangue x 6016
Campus Operations Supervisor Mr. Juan Hurtado x 6319
Cafeteria Manager Ms. Amparo Sanchez x 6090
Athletic Director Mr. Andy George x 6150
Band Director Mr. Matt Rohrs x 6077
Yearbook Advisor Ms. Amy Lunney x 6105
Students interested in participating in school sponsored events or extra curricular activities (Homecoming, Stag, Spring Fling, Prom, etc.) must complete a Dance Contract, which requires students be cleared from each office before students are allowed to purchase tickets.

Activity permits must be obtained 72 hours in advance of the activity from the activity supervisor, coach, club advisor, or teacher. Permits signed by parents and teachers must be returned to the activity supervisor 24 hours prior to the activity. Teachers have the right to refuse permission for students to leave their class for activities.

All athletes must complete an online athletic clearance registration at  You will upload the completed sports physical (dated after May 1, 2023) to the athletic clearance website. Upon completion you will receive a confirmation email and will be cleared to participate in sports, cheer and/or band.  Please allow 48 hours for clearance.

ID and ASB cards. Students will receive their ID/ASB card during Program Pick Up in July/August. The ID card is free, but if lost or stolen, the fee for lost ID or ASB card is $5.00 for each replacement.  Students are required to WEAR I.D. card at all times while on Campus. 
Students may buy an ASB card throughout the year at the Cashiers window in the Business and Activities Office for a $50.00 fee. It is encouraged that Student-Athletes purchase an ASB card. Your purchase assists our Athletic Department with paying for uniforms, officials and equipment.  Please support your program!  You must have an ASB Card to receive a Varsity Letter/Emblem//Bars. The fee for lost ID or ASB card is $5.00 for each replacement.

Why would students need to purchase an ASB Card?
ASB stands for Associated Student Body. ASB funds are used to provide activities and services which benefit the entire student body. The ASB Card entitles students to the following benefits:
Free admission to home sporting events (except CIF games) football, basketball and wrestling games.  Avoid the lines and go straight to the gate with your ASB card!
Discounts at Dances, Discounts at School Events, Discount on Yearbook, Discount on Senior Activities.