Applied Mechanics / Structures & Mechanisms / Manufacturing
| JUNIOR DIVISION | First Place | Samuel Lin from Fairmont Private Schools – Historic Anaheim Campus, advisor: John Briner |
| Second Place | Amy Domae from Fairmont Private Schools – Historic Anaheim Campus, advisor: John Briner Azzurra Riley from St. Margaret’s Episcopal, advisor: Julianna So | |
| Third Place | Zana Youssef from Orange Crescent School, advisor: Muna Moinuddin Jesse Casey from St. Anne, advisor: Jill Rivero | |
| Honorable Mention | Phillip Ferguson from Hillsborough School, advisor: Karen Lesser Julia Hopkins from Lexington Junior High School, advisor: Anita Dunham | |
| SENIOR DIVISION | First Place | Alex Chang from University High School, advisor: Katherine Levensailor |
| Second Place | Hee Soo Angela Jang from Capistrano Valley High School, advisor: Stephen Cahill |
Fluids / Aerodynamics
| JUNIOR DIVISION | First Place | Michael Kao from Fairmont Private Schools – Historic Anaheim Campus, advisor: John Briner |
| Second Place | Patrick Mullen from Niguel Hills Middle School, advisor: Marguerite Gaspar Cameron Kalantar from Stonegate Elementary, advisor: Samantha Scott | |
| Third Place | Zahrah Ali from Orange Crescent School, advisor: Muna Moinuddin Julie Fuller from Columbus Tustin Middle School, advisor: Jacque Magner Cameron Ostroot from Fairmont Private Schools – North Tustin Campus, advisor: Mark Hobbs | |
| Honorable Mention | Natalie Barnett from McPherson Magnet, advisor: Kayee Conrad Jack Uribe from St. Bonaventure School, advisor: Shana Stanley Kade Adams from Columbus Tustin Middle School, advisor: Jacque Magner | |
| SENIOR DIVISION | First Place | Gregory Lum and Max Halabi from Woodbridge High School, advisor: Mike Antrim |
| Second Place | Sidney Wilcox from Villa Park High School, advisor: Paul Hunt | |
| Third Place | Yu-Chieh Lee from Woodbridge High School, advisor: Mike Antrim | |
| Honorable Mention | Kelly Lin from Woodbridge High School, advisor: Mike Antrim Nicole Schoenborn and Liana Rizkalla from Cornelia Connelly High School, advisor: Candice Tupajic |
Electricity and Electronics
| JUNIOR DIVISION | First Place | Steven Muise from Hope Christian Academy, advisor: Judith Wong |
| Third Place | Nikita Lubyanoy from Lexington Junior High School, advisor: Anita Dunahm Matthew Cho from Fairmont Private Schools – North Tustin Campus, advisor: Mark Hobbs | |
| Honorable Mention | Vinayaka Srinivas from Northwood Elementary, advisor: Karen Lund Connor Schwengel from Eastshore School, advisor: Katy Leishman Isabella Stack and Logan Griffin from MacArthur Fundamental Intermediate, advisor: Valerie Armstrong | |
| SENIOR DIVISION | First Place | Daniel Yang from Woodbridge High School, advisor: Mike Antrim |
| Second Place | Bryan Carbaugh from Villa Park High School, advisor: Paul Hunt | |
| Third Place | Mihir Sirdesai from University High School, advisor: David Knight BJ Kim from University High School, advisor: Kevin Kasper | |
| Honorable Mention | Tristan Brousseau from Halstrom High School, advisor: Dave Cooper |
Physics / Astronomy
| JUNIOR DIVISION | First Place | Austin Kim from Fairmont Private Schools – Anaheim Hills, advisor: Ken Cornell Hayato Kato from Rancho San Joaquin Middle School, advisor: Nancy Driscoll |
| Third Place | Bryan Nguyen from Fairmont Private Schools – Historic Anaheim Campus, advisor: John Briner | |
| SENIOR DIVISION | First Place | Vinson Luo from University High School, advisor: Tim Smay |
| Second Place | Karen Pham from Villa Park High School, advisor: Paul Hunt | |
| Third Place | Alex Tran and Sagiv Hartmeyer from Woodbridge High School, advisor: Mike Antrim |
Mathematics and Software
| JUNIOR DIVISION | Honorable Mention | Anton Ni from Fairmont Private Schools – North Tustin Campus, advisor: Mark Hobbs Joshua Duquette from Talbert (Samuel E.) Middle School, advisor: John Wood |
| SENIOR DIVISION | Sweepstakes | Kevin Lee from University High School, advisor: Shannon Bunch |
| Second Place | Dennis Shim from Northwood High School, advisor: John Olivares | |
| Third Place | Yelena Mandelshtam from University High School, advisor: Tim Smay | |
| Honorable Mention | Deborah Ma from University High School, advisor: David Knight |
Chemistry
| JUNIOR DIVISION | First Place | Mulan Homo from Canyon View Elementary, advisor: Brad Hillman John Shepherd from Our Lady Queen of Angels, advisor: Lily Westhart |
| Second Place | Marc Hudson from Acaciawood College Prep Academy, advisor: Caridad Rosales Safa Anis from Orange Crescent School, advisor: Muna Moinuddin | |
| Third Place | Meha Shezad from New Horizon, advisor: Stacie Grooters Pelin Ensari from Fairmont Private Schools – Historic Anaheim Campus, advisor: John Briner | |
| Honorable Mention | Priya Kamdar from Fairmont Private Schools – North Tustin Campus, advisor: Mark Hobbs Andrew Senkowski from St. Anne, advisor: Jill Rivero | |
| SENIOR DIVISION | First Place | Hope Lee from Woodbridge High School, advisor: Crystal Cooper |
| Second Place | Daniel Kuai from Acaciawood College Prep Academy, advisor: Garrett Hageman | |
| Third Place | Jiyoung Song from Woodbridge High School, advisor: Mike Antrim | |
| Honorable Mention | Rajan Paul from University High School, advisor: Julie Pomerleau |
Earth Science / Physical Environment
| JUNIOR DIVISION | First Place | Andrew Takata from St. Anne, advisor: Jill Rivero |
| Second Place | Alicia Hans from University Park Elementary, advisor: Chuck Nelson | |
| Third Place | Saman Khan from Orange Crescent School, advisor: Muna Moinuddin | |
| Honorable Mention | Antonio Esteban from Heritage Oak, advisor: Annie Shaw Max Rivera and Kyle Lawrence from Talbert (Samuel E.) Middle School, advisor: John Wood | |
| SENIOR DIVISION | First Place | Armine Dingilian from Woodbridge High School, advisor: Mike Antrim |
| Third Place | Max Olsthoorn from Villa Park High School, advisor: Paul Hunt Nisha Rao from Northwood High School, advisor: Angie Olivares |
Environmental Science / Environmental Engineering
| JUNIOR DIVISION | First Place | Nick Scheel from St. Margaret’s Episcopal, advisor: Julianna So |
| Second Place | Lee McEligot from Vista Verde, advisor: August Lobato | |
| Third Place | Anita Garg from Rancho San Joaquin Middle School, advisor: Nancy Driscoll | |
| Honorable Mention | Ryan Long from Lakeside Middle School, advisor: Nelly Tsai | |
| SENIOR DIVISION | First Place | Natalie Wu-Woods from Woodbridge High School, advisor: Mike Antrim |
| Second Place | Parsa Derakhshan from University High School, advisor: Julie Pomerleau | |
| Third Place | Aamna Abbasi from Arnold O. Beckman High School, advisor: Claudia Czimczik | |
| Honorable Mention | Rae Holcomb from Woodbridge High School, advisor: Crystal Cooper |
Zoology
| JUNIOR DIVISION | First Place | Connor Hartigan from St. Anne, advisor: Jill Rivero |
| Second Place | Caroline Edmonds from Talbert (Samuel E.) Middle School, advisor: John Wood William Rosenthal from St. Margaret’s Episcopal, advisor: Julianna So | |
| Third Place | Vivian Huennekens from McPherson Magnet, advisor: Kayee Conrad | |
| Honorable Mention | Jana Phillips from St. Margaret’s Episcopal, advisor: Julianna So Christine Stephen from St. Bonaventure School, advisor: Shana Stanley Hailee Andry, Kendall Dewey, and Nicole Fenton from Our Lady Queen of Angels, advisor: Lily Westhart | |
| SENIOR DIVISION | First Place | Emily Elder from Villa Park High School, advisor: Paul Hunt |
| Second Place | Alyah Kanemoto from Costa Mesa High School, advisor: Donald Ryan | |
| Third Place | Tanner Elder from Villa Park High School, advisor: Judy Fusco |
Botany
| JUNIOR DIVISION | First Place | Younji Youn from Culverdale, advisor: Evan Forster |
| Second Place | Justin Chang from Fairmont Private Schools – Historic Anaheim Campus, advisor: John Briner | |
| Third Place | Alisa Khodos from Meadow Park, advisor: Tritia Demmitt | |
| Honorable Mention | Keona Fernandes from Stonegate Elementary, advisor: Samantha Scott | |
| SENIOR DIVISION | First Place | Joseph Nora from Villa Park High School, advisor: Paul Hunt |
Botany Applications
| JUNIOR DIVISION | First Place | Sarah Rose George from Fairmont Private Schools – Historic Anaheim Campus, advisor: John Briner |
| Second Place | Whitney Wachtel from Niguel Hills Middle School, advisor: Marguerite Gaspar | |
| Honorable Mention | Kevin Viers from St. Bonaventure School, advisor: Shana Stanley | |
| SENIOR DIVISION | First Place | Derek Wong from Villa Park High School, advisor: Paul Hunt |
Biochemistry / Molecular Biology
| JUNIOR DIVISION | First Place | Aishik Chakraborty from Stonegate Elementary, advisor: Samantha Scott |
| Second Place | Juhaina Habeebulla from Orange Crescent School, advisor: Muna Moinuddin | |
| Third Place | Michael Wu from Rancho San Joaquin Middle School, advisor: Nancy Driscoll | |
| SENIOR DIVISION | First Place | Andy Meyers from Villa Park High School, advisor: Judy Fusco |
| Second Place | Jiho Park from University High School, advisor: Tom Shrake | |
| Third Place | Holly Zhou from Villa Park High School, advisor: Judy Fusco |
Microbiology and Cell Biology
| JUNIOR DIVISION | Sweepstakes | Keoni Gandall from Talbert (Samuel E.) Middle School, advisor: John Wood |
| Second Place | Christopher Caterinicchio from Deerfield Elementary, advisor: Robert Evans | |
| Third Place | Katherine Adelman from St. Margaret’s Episcopal, advisor: Julianna So | |
| Honorable Mention | Arpna Ghanshani from Bonita Canyon, advisor: Chuck Nelson Stephanie Messiha from Fairmont Private Schools – North Tustin Campus, advisor: Mark Hobbs | |
| SENIOR DIVISION | First Place | Andrew Ninh from Fountain Valley High School, advisor: Lehua Werdel |
| Second Place | Suzanne Salameh from Villa Park High School, advisor: Judy Fusco | |
| Third Place | Adithi Iyer from Woodbridge High School, advisor: Mike Nakaue |
Pharmacology / Toxicology
| JUNIOR DIVISION | Second Place | Allen Badolian from McPherson Magnet, advisor: Kayee Conrad |
| Honorable Mention | Alexis Duke from Fairmont Private Schools – Historic Anaheim Campus, advisor: John Briner Christina Laty from Costa Mesa Intermediate School, advisor: Roy Center | |
| SENIOR DIVISION | First Place | Masih Babagoli from Arnold O. Beckman High School, advisor: Michael Tran |
| Second Place | Mahesh Vashishtha from University High School, advisor: Tim Smay | |
| Third Place | Alexander Jow from University High School, advisor: Tim Smay |
Physiology / Medical Biology
| JUNIOR DIVISION | First Place | Jennifer Yao from Rancho San Joaquin Middle School, advisor: Nancy Driscoll |
| Second Place | Sameer Khan from Orange Crescent School, advisor: Muna Moinuddin | |
| Third Place | Sarah Saboorian from Fairmont Private Schools – North Tustin Campus, advisor: Mark Hobbs | |
| Honorable Mention | Julia Brock from La Purisima School, advisor: Debbie Geary Ryan Allen from St. Anne, advisor: Jill Rivero Natalie Frias from St. Anne, advisor: Jill Rivero Junior Group James Solano and Benjamin Swanson from Costa Mesa Intermediate School, advisor: Roy Center | |
| SENIOR DIVISION | First Place | Haotian Xu from University High School, advisor: David Knight |
| Second Place | Kevin Huang from University High School, advisor: Tom Shrake | |
| Third Place | Xueting Nie from Acaciawood College Prep Academy, advisor: Garrett Hageman |
Behavioral Sciences
| JUNIOR DIVISION | First Place | Ashkaan Mahjoob from St. Mary and all Angels, advisor: Erin Bratcher |
| Second Place | Kayla Miles and Carissa Navarrete from McPherson Magnet, advisor: Kayee Conrad | |
| Third Place | Emma Butler from St. Margaret’s Episcopal, advisor: Julianna So | |
| Honorable Mention | Riyaz Razi from Fairmont Private Schools – Historic Anaheim Campus, advisor: John Briner Joshua Sohn from Santiago Hills Elementary, advisor: Krista Dahlman Monet Ruiz from St. Joseph School, advisor: Mackie Cardoos Hallie Conrad and Pauline Tran from McPherson Magnet, advisor: Kayee Conrad | |
| SENIOR DIVISION | First Place | Andy Mitchell from Woodbridge High School, advisor: Mike Antrim |
| Second Place | Elizabeth Rose from Villa Park High School, advisor: Paul Hunt Lina Yagan from University High School, advisor: Julie Pomerleau | |
| Honorable Mention | Daniel Polyakov from Villa Park High School, advisor: Gwen Corbett Phillip Yoon from Irvine High School, advisor: Joan Elliott |
Social Sciences
| JUNIOR DIVISION | First Place | Alana Hernandez from St. Bonaventure School, advisor: Shana Stanley |
| Second Place | Haleema Abbasi from Orange Crescent School, advisor: Muna Moinuddin | |
| Third Place | Meghana Khurana from Fairmont Private Schools – North Tustin Campus, advisor: Mark Hobbs | |
| Honorable Mention | Omer Raheem from Orange Crescent School, advisor: Muna Moinuddin Farooq Ansari from Fairmont Private Schools – Anaheim Hills, advisor: Ken Cornell Safiyah Lakhany from Orange Crescent School, advisor: Muna Moinuddin Tessa Gardiner from St. Anne, advisor: Jill Rivero |
Product Testing
| JUNIOR DIVISION | First Place | William Abersek from Heritage Oak, advisor: Annie Shaw |
| Second Place | Fiona Bandy from St. Bonaventure School, advisor: Shana Stanley Aisha Raheem from Orange Crescent School, advisor: Muna Moinuddin | |
| Honorable Mention | Tara Falt from Fairmont Private Schools – Historic Anaheim Campus, advisor: John Briner Taylor Knight from Vista Verde, advisor: Liane Martin Lauren LaBow from St. Bonaventure School, advisor: Shana Stanley Stacy Kikuchi from Canyon View Elementary, advisor: Brad Hillman Dhruv Limaye from Santiago Hills Elementary, advisor: Patti Schmidt Mark Kim from Santiago Hills Elementary, advisor: Patti Schmidt Jack Wian from Marine View Middle School, advisor: Dianne Robinson Zayn Biviji from Fairmont Private Schools – North Tustin Campus, advisor: Mark Hobbs Matthew Richerson from St. Anne, advisor: Nadia Oggiano |