Water Polo Coaches:
Matt Warshaw—Director
South Coast Aquatics Director Matt Warshaw is a Thousand Oaks native, South Coast alumnus, and graduate of Thousand Oaks High School, where he competed as a varsity water polo player and team captain. Matt's coaching experience includes a season with the Newbury Park High School program before founding the Golden Bay Water Polo Club in 2001. Golden Bay began as a youth program, with just nine athletes, but quickly grew to be among the most competitive programs in Ventura County. The Golden Bay program merged with the South Coast Water Polo Club in 2003, and expanded to include programs for four separate age divisions, including high school. In 2004, Matt added a swim program to the South Coast catalog. In 2017 South Coast took over the Malibu Water Polo Foundation at Malibu High School & in 2019 they merged with the Titan Water Polo Club.

Over the years, the South Coast Water Polo Club has achieved tremendous success throughout California and Hawaii, including a Bronze Medal at the 2008 Junior Olympics (14 & Under Boys), 6 San Diego County Cup medals, a Hawaiian Invitational championship (2004) and runner-up finish (2006), and a top-20 finish at the 2006 Junior Olympics for the boys (15th place) and girls (29th place) teams. At the 2010 Junior Olympics, South Coast placed 10th in the 14 & Under Boys Platinum Bracket; and 5th in the 14 & Under Girls Gold Bracket. At the 2011 Junior Olympics South Coast was represented with eight teams across the age groups, the 16U boys finishing a club best 10th in the platinum bracket. In 2012 South Coast qualified nine teams, including a silver medal finish with the 18U boys. With more than 300 current members, South Coast is proud to boast nearly 3,000 alumni athletes, including many NCAA Division I, II, and III players; and continues to thrive as the third oldest club water polo program in the state of California.

In addition to his work with the South Coast program, Matt holds a B.A. in Communication Studies from Cal State University Northridge (CSUN), where he is also the head coach for the Division I women's water polo team since 2016. Prior to his work with the Matadors, Matt spent 12 years as an assistant coach for the men's and women's water polo teams at California Lutheran University, which celebrated Women's Division III National Championships in 2007 and 2010. From 2012-2015 Matt joined the Olympic Development staff as an assistant coach for the 10th/12th grade and under boys in the Coastal California Zone.
Trevor Campbell—12U & 14U Boys & Girls
Trevor Campbell has been playing water polo and swimming since 2012. He is a left-handed attacker who has played four years of water polo for the 2013-2015 Marmonte League Champions, Agoura High School. Trevor was a starter for three out of the four years and was the team captain his senior year. Trevor also excelled on the Agoura High School Swim Team. Aside from his high school competition, Coach Campbell played four years for Los Angeles Water Polo Club, where he was a starter for three of the four years and went to Junior Olympics all four years, playing in Platinum his last two years. Later, Trevor went to California Baptist University for a year and red-shirted for their water polo team. Currently, he is a starter for Ventura College water polo where in his freshman year he earned Athlete of The Week and First team All-Western State Conference. Coach Campbell was in charge of the 14U travel team at Titan Water Polo, and brought them to the Junior Olympics in the Classic Division. He is currently studying Kinesiology with a final goal of becoming a Physical Therapist.
Jens Cole—16U & 18U Girls
Jens has been playing water polo since the age of 11, getting his introduction and early exposure to the sport by Malibu Youth Water Polo Foundation. Under the coaching of current South Coast coach Hayden Goldberg and Malibu High School head coach Mike Mulligan, Jens fueled a love and passion for the sport early on. He played high school water polo at Malibu High School, where he played varsity all four years. At his time at MHS, he surpassed the all-time assist record, was awarded team MVP his senior year, was selected to All-Tri Valley League first team, first-team All-Ventura County tournament team, and Southern California all-star team. In 2011, his team were league champions. In 2012, they were ranked #1 in the D6 league and also were league champions. In 2013, his senior year, the team finsihed runner-pp in the CIF Finals game.

Academically, Jens was a four-year honor roll member and was also a California Scholarship Foundation member all four years as well. His club water polo experience included four years with South Coast. Playing with the South Coast water polo team, they won gold at Junior Olympics. He now plays at Pepperdine University, where he is finishing out his water polo career as a senior on the team. He is studying political science with an emphasis on social action and justice. He has been an Academic All-American all four years at Pepperdine. He intends to graduate this year and attend graduate school at Pepperdine.
CJ Daland—16U & 18U Boys
CJ Daland began his water polo career at the age of seven with California WPC. From the ages of 7-12, CJ played water polo for California WPC, and Ventura County Premier before finding his way to South Coast Aquatics just before reaching high school. CJ attended Thousand Oaks High School where he earned four varsity letters in both water polo and swimming as well as captaining both teams his senior year. He earned first-team all Marmonte league and second-team All CIF while tying the assist record for the school. During his high school career he played with South Coast from the ages of 13-18 competing in Junior Olympics every year. He then went on to play at Ventura College where he scored over 127 goals in a thirty-game season, captained the program, and earned first-team All-Western State Conference leading Ventura to the team's first 20-win campaign in a decade. CJ began his coaching career whilst at Ventura with both South Coast and Moorpark High School. He now is the assistant boys water polo and swim coach at Agoura High School along with his responsibilities with the boys 16U & 18U at South Coast. He is currently a senior at Utah Valley University where he is completing his Bachelor's in Digital Marketing and plans to pursue a Masters Degree in the same field soon after.
Peter Daland—16U & 18U Girls
Peter Daland has been coaching in the Conejo Valley since he graduated from Westlake High School back in 1985. He has been a head coach of multiple programs since the year 1987. His first stop was head coach at Westlake High School, followed by it a six year stay in Salt Lake City Utah where he was the head club coach for Salt Lake Aquatics at the University of Utah’s Steiner Aquatic Center. While coaching in Utah Coach Daland had great success coaching athletes all the way to the Olympic trial level down to beginning age group athletes. Daland later returned back to the Conejo Valley to run the Daland Swim School with his mother Ingrid Daland. While coaching and teaching lessons at the Daland Swim School he graduated from culinary arts school. He also continued his coaching career as a head coach a Thousand Oaks High School. During that time, he obtained his master’s degree in education and administration and got his first teaching job at Thousand Oaks High School. He later moved on to Moorpark High School where he was the head coach of Aquatics at Moorpark HS. He currently finished up his first year as head coach of boys water polo and swimming at Agoura High School. He continues to teach at Moorpark High School while coaching athletes at Agoura High School and South Coast Aquatics. He has been married to his lovely wife Minette for 30 years and has five children that have all competed and participated in South Coast Aquatics.
Kaitlin Gardhouse—16U & 18U Girls
Kaitlin Gardhouse started playing water polo at the age of 12. She played for Agoura High School where she was a 4-year Varsity Water Polo player. During her time at Agoura High School, she was a 3 time USA Water Polo Academic All American. She was named to the 2016, 2017, and 2018 All-Marmonte League first team, 2016, 2017 and 2018 second team All-CIF, 2018 VC Star All County Girls Water Polo first team, 2018 AHS Defensive Player of the Year, 2018 Agoura High School Winter Athlete of the Year, contributed to AHS being 2015, 2016, 2017 and 2018 Marmonte League Champions, and 2018 AHS captain. Kaitlin earned a degree in Biology from California Lutheran University in 2022 where she was a four year starter, named to the SCIAC All-Conference team and earned All-American honors.
Hayden GOldberg Hayden Goldberg—16U & 18U Boys
Hayden was a three-year varsity water polo player and swimmer at Malibu High School, where he earned 1st team all-league honors MVP awards. He helped lead the Sharks to CIF playoff appearances each year, and qualified as a CIF swimming finalist. Hayden went on to compete with the Ventura College water polo program, helping his team to reach the conference finals.

As a coach, Hayden has spent the last 15 years as head coach of the Malibu Youth Water Polo Club. He currently coaches at Malibu High School as the head coach for the Malibu High School Boys and Girls polo team. In his coaching at Malibu he has made a combined five appearances in CIF finals. In 2013 Hayden coached the Malibu 16U boys team to a 5th place finish at the Junior Olympics. In 2014 Malibu won their first CIF title. 2016 Hayden's Southcoast 16u won 5th in the Gold Division.

Elijah Graves—16U & 18U Girls
Elijah started playing water polo for Agoura the summer going into his freshman year, 2013. Elijah also played for the Los Angeles Water Polo club and was a center on teams that won gold in the 16U gold division, placing 6th in the 16U platinum division, and 7th in the 18U platinum division. After graduating, he continued to play at Santa Monica College for the 2018-2019 seasons, where he broke the all-time records for steals, goals, and assists. Achieving Western State Conference 1st team and MVP two years in a row inspired Elijah to keep pursuing a water polo career leading him to play Division 1 at California State University of Long Beach. At Long Beach, he started as a 1-2 side attacker and post-up player, helping the team to the finals of the Gold Coast Conference. After losing his senior year of play to the pandemic, He graduated with a degree in environmental science and policy.
Lincoln Hall—12U & 14U Girls
Lincoln began water polo at eight years old and started swimming competitively at fourteen. He attended Camarillo High School where he was a two-time MVP and 4-year scholar athlete,2nd team All-County, 1st team All-CIF and a team captain in his junior and senior seasons on the water polo team. Also competing for the swim team, he is the 100 breastroke school record holder and also a member of the 200 medley relay team that holds the school record. Lincoln was a member of many South Coast teams from 2017-2021, capturing a gold medal at the 2021 Junior Olympics in the gold division. He now attends Cal Lutheran University where he competes on both the water polo and swim teams and is majoring in Sports Management with aspirations to become an athletic director following college.
Chet Hardy—14U & 16U Boys
Chet Hardy first began to play water polo in 7th grade for the Titan Water Polo Club at Rio Mesa High School. He then competed all four years at Camarillo High school where as a sophomore on the Varsity team, Chet was awarded Second Team All-League honors. His junior year, he achieved First Team All-League and was named Camarillo MVP. In his senior campaign he was the team captain and helped lead the team to the first league championship in school history. In addition to water polo Chet was also a four-year member of the Camarillo swim team. Following high school, Chet went earned a Bachelors Degree in History while also coaching for Gold Coast Water Polo Club. Chet was the lead coach for the 14U girls team at the 2019 Junior Olympics. Chet has also coached basketball at Oxnard High School and Rio Del Valle Middle School.  
Scarlett Lund-Sidi—16U & 18U Girls
Scarlett started playing water polo at age twelve for Lightning Aquatics out of Westlake High School. This is where she first found her love for water polo. Scarlett attended Westlake High School, where she was a three-year varsity water polo player and co-captain her senior year. Scarlett also was also a three-year varsity swimmer, competing in the 200 & 500 freestyle & 100 butterfly. In high school she was a member of South Coast, competing on the 2011-2012, 16U JO team. She went on to play water polo at Ventura College where in 2013 she earned Defensive Player of the Year honors as well as being on the swim team. In 2017 she took over the Camarillo High School girls water polo program. Scarlett’s club experience includes taking a 14U boys team to Junior Olympics with the Titans. She’s currently completing her bachelors degree with an emphasis in Education, planning on following that up with a teaching credential in Elementary Special Education.  
Andrew Maitam—16U Boys
Andrew Maitam started playing water polo at the age of thirteen at Calabasas High School. He became a three-year varsity starter where he was a 2-time all-league selection, 2-time scoring leader, MVP, team captain, and record holder for goals in a game (11). He played club water polo for Bruins WPC where he competed in multiple Junior Olympic and Futures competitions. In addition to water polo he was also a three-time letter winner and 2-time all-league selection in swimming. Andrew started coaching water polo shortly after graduating from CHS in 2017. He has been directly involved with both the boys and girls programs at Calabasas High since 2018, where he has either served as an assistant or a head coach. He held the position of head 18U girls coach at SFV water polo from 2019-2021 before joining the South Coast staff in 2022. Andrew received his BA and teaching credential in English Language Arts from Pepperdine University in 2022.
Kaityln Moguel—10U & 12U Boys
Kaitlyn Moguel has been playing water polo and swimming since she was ten. She started her water polo career at Rose Bowl Water Polo Club and at the age of twelve and moved clubs to Bruin WPC. She attended high school at Crescenta Valley High School where she was on varsity all four years. She earned All-Pacific League accolades all four years and League MVP her junior and senior years. She moved on to play Division 2 NCAA women's water polo at McKendree University pursuing a degree in Biology and earned a spot on the All-Freshman Team. After her freshman year she transferred to California State University, Northridge, and played under Matt Warshaw. She is currently pursuing her degree in kinesiology.
Ricky Mulcahey—12U & 14U Boys
Ricky started his water polo career at Crescenta Valley High School, where is was named First-Team All-Pacific League and MVP three consecutive years. He then went on to compete at Los Angeles Valley College where he was named First-Team all-conference in his sophomore year. From there he attended Cal Lutheran where he was a two-year starter in his junior and senior seasons and completed a degree in Exercise Science and Sports Medicine. Ricky began coaching for South Coast in 2009, taking multiple teams to Junior Olympics through the years. Ricky started coaching at Crescenta Valley High Schol in 2014 and was named coach of the year in 2014, 2015, 2016 & 2017 with Pacific League titles in 2014, 2015 and 2016. Ricky is now a PE teacher at Fremont and Muir Elementary School and lives in Fillmore with his wife and daughter.

Backus Nahas—Goalie Coach
Backus started playing water polo at the age of 14 at Porterville High School, continuing on at Ventura College and Master’s programs. Four of his years in Master’s he played under USA Water Polo Hall of Fame coach Sandy Nitta at Team Vegas/Henderson Water Polo Club. He has coached youth sports since 1997 including water polo, basketball, baseball, MMA and soccer. Backus has a strong focus on fundamentals, positive attitude and teamwork to help inspire young athletes to achieve their goals in sports. In addition, Backus owns a family farming operation that grows and markets strawberries and enjoys spending quality family time with his wife Kamala and their three children Asha, Sassin and Samir.

Greg Olsen—10U Boys & Girls
Bio coming soon.
Adam Payan—16U & 18U Boys
Adam began playing water polo when he was ten years old in Ventura. He attended Ventura high school where he was a three year varsity starter. During his high school career the Cougars were finals runner-up in CIF Division 4 & semi-finalist. Adam earned 1st team All CIF honors & twice was selected to the 1st team All Channel League. In addition to twice being selected to the 1st team All County team and a high school All-American. Coach Payan was on the Ventura High School staff from 2005-2009 as soph/frosh, JV, & varsity assistant coach. Then from 2009-2011 coached Ventura Water Polo Club 16U & 18U boys where in 2010 they traveled to Budapest, Hungary for multiple international tournaments and common training with the elite clubs all over the country. From 2011–2013 he worked with the Gold Coast 12U teams before joining the South Coast staff in 2018.

Cody Pletcher—Tournament Director & Asst Coach
Coach Pletcher has been the director of Ventura County Cup for six years, successfully hosting years of tournaments. In addition to Ventura County Cup each December South Coast hosts The Tune Up Cup in May for teams prepping for Junior Olympic qualifying. Pletcher heads that tournament up as well.

He also serves as the assistant coach at California Lutheran University for the men’s and women’s water polo teams. Originally from Houston, Tex., he attended Alvin High School where he played water polo for three years. He earned all-conference selections twice and an all-state bid his senior year.

Pletcher is currently the head boys coach at Thousand Oaks High School. He earned a degree in History while minoring in Education at Whittier. Cody then went on to earn a Master's degree in history at Cal State Northridge.

Mike Potter—14U & 16U Boys
Michael Potter began his water polo career at age 11 with South Coast Aquatics. He went on to compete at Thousand Oaks HS where he was a three year varsity letter award winner, leading the Lancers to the semi finals in CIF his senior year, along with MVP honors and a 1st team CIF selection. Michael then attended California Lutheran University where he was a four-year member of the swim and water polo teams. He graduated with a BA in Criminal Justice and is currently pursing a career in law enforcement. He enjoys training and competing in open water swimming.

Jason Rosenthal—12U, 14U Girls and Girls Director
A 27-year coaching veteran, Coach Jason has served as the girls Head Coach for 21 years and the Boys' Head coach from 1992-2003 & 2014 and led the boys' program to four Marmonte League Championships in 1994, 1998, 2002 and 2014 as well as 12 straight playoff appearances. In 1996 Jason helped to form the first ever girls water polo team at AHS and has been in charge of the program ever since. From 1996-2017 he has led them to 18 Marmonte league titles, 5 CIF Championship Finals, 2 CIF Titles and has won a CIF record 142 (and counting) consecutive league games.

  • Marmonte League Boys Coach of the Year- 1994, 1997, 1998, 2002, 2014
  • Marmonte League Girls Coach of the Year- 1999-2003, 2005-2016
  • CIF Coach of the Year- 2000, 2001, 2006, 2007
  • Los Angeles Daily News Coach of the Year- 1998, 2002- for Boys Team
  • Los Angeles Daily News Coach of the Year- 1998, 2000, 2001, 2002, 2006, 2007, 2008 for girls team

During his 21 seasons as Agoura High School Girls head coach, Jason has complied an overall record of 287-103 and a league record of 180-8. Jason formerly headed the HS Girls Program at Los Angeles Water Polo Club. He has also been involved with the National Youth Program. From 1999-2004 he coached the youth zone team for our area. Born and raised in the area Jason is member of the local community living in Moorpark with his wife and two daughters ages 4 and 6.

Jennifer Vreeke—10U & 12U Boys
Vreeke's passion for the pool began as a diver at age 11. By 13, she discovered water polo and went on to play for Thousand Oaks High School, where she also qualified for CIF competition in diving each of her four seasons with the Lancers. Vreeke then attended Cuesta College, where she began her competitive swimming career. She won conference championships in 1meter diving, the 50 breast stroke, and was a member of the 400 medley relay A team. She also competed at the State Championships in waterpolo, swimming, and diving in each of her years at Cuesta.

Vreeke began her coaching career in high school as an assistant Dive coach for the club Dive Thousand Oaks, as well as coaching summer diving classes with Conejo Recreation and Park District. Once in college, she worked as an assistant women's waterpolo coach and the diving coach at Cuesta College. Vreeke then transferred to California Lutheran University, unable to finish out her waterpolo career due to a diving injury. In 2010 she graduated with her Bachelor’s Degree in Art from CLU, then in 2013 received her Master’s Degree in Education with single subject teaching credentials in Art and Physical Education from Pepperdine University. With over 13 years swim instruction and youth coaching experience, she has served as swim lesson coordinator and aquatics director at the Conejo Valley YMCA. She now works as an assistant manager at the CRPD Community pool, and hopes to get a teaching job with CVUSD. Coach Vreeke is the Youth Novice swim team head coach as well as the 10U &12U boys waterpolo head coach.
Xavier Volgenau—16U & 18U Boys
Xavier Volgenau began swimming for the Pleasant Valley Swim Club in Camarillo at age 12. He went on to be a four-year varsity letter winner in swimming at Newbury Park High School, where he represented the Panthers as a three-tim CIF qualifier in the 100 breaststroke and 200 Individual Medley. Xavier also played high school water polo for Newbury Park, earning 1st team All-Marmonte League honors his senior year. He then played water polo for San Jose State University's club team, and graduated with a degree in forensic psychology. Xavier is pursuing a second degree in business marketing at Cal State Channel Islands with plans to continue on for an MBA. Xavier's aquatics career also includes nine years working for Conejo Recreation & Park District.