Coaches
Alexander "Sasha" Potulnitsky - Technical Director/Coach
Former pro-water polo athlete and Olympian, Sasha Potulnitsky has dedicated over 35 years to the sport. As a native born Ukrainian, he is a well known, highly decorated gold, silver and bronze medalist, as well as an honored team member of the “Dynamo” Lvov Water Polo Club, Lvov, Ukraine. During his pro-water polo career, Sasha represented Ukraine at numerous international competitions and cups, and led his Ukrainian Olympic Team as Captain for the 1996 Atlanta Olympic Games. Sasha has been coaching in the United States since 2005 as a Head Coach at The European Water Polo Club and Second Coach at the Stanford Water Polo Club in Palo Alto, CA. He was also the head coach of Los Gatos boys varsity water polo team for several years. Sasha brings an incredible depth of knowledge, experience and absolute love for the sport. His coaching philosophy is founded on building strong friendships, teamwork, and discipline as he develops in his players a passion for the sport of water polo.
Ted Ujifusa - President/Coach
Ted Ujifusa has been at Harker since 2008. He coaches the upper school boy’s varsity water polo team and the middle school coed team. Starting in 1974 as an assistant coach at San Jose City College, he has been an assistant coach for both the men’s and women’s programs at the University of California, Berkeley, head women’s coach at San Jose State University, head men’s and women’s coach at De Anza College (Cupertino, CA), head men’s coach at Leland High School (CCS champions), and head men’s co-coach at Cupertino High School (CCS champions).
He has developed over 50 All-Americans at various competitive levels. His Club U men’s team were USA Water Polo 35&Over Senior Men’s national champions (1994). He is co-founder and current president of San Jose Express. He was First Team All-League (S.T.A.L) and his team was the first in his high school’s history to win a water polo league championship (1969). He is the first ever minority to be recruited to play for and later earned a varsity letter at Cal. His Concord club were Junior Olympic champions in 1971. Other accomplishments include Coast Conference Coach of the Year (De Anza College. Coast Conference league champions. 1995.) His 2009, 2013, 2015, and 2016 upper school teams were Central Coast Section (CCS/CIF) academic champions. The 2015 and 2016 teams were also California state academic champions. The 2016 upper school team is also Harker’s first league champions. He is the only coach in CCS history to win championships at two different public high schools. He is also the only person in CCS to win a championship as a coach and referee a section championship game (three). In 2016, Mr. Ujifusa was selected as CCS Honor Coach for the sport of water polo. He was inducted into the Lincoln High School (San Jose, CA) Athletic Hall of Fame in 2011. Born in Tokyo, Mr. Ujifusa is a long time resident of San Jose. He enjoys surfing, playing piano and acoustic guitar, and is a Silver Life Master in bridge.
Victor Adler - Club Director/Coach
Dr. Adler teaches math at the Harker School and has coached Harker's varsity boys water polo team since 2008 as well as assisting with the JV boys team. He played club water polo at Duke for four years and founded, played on, and coached the club team at his graduate school, the University of Rochester. In three years from its inception, he led that team to an appearance in CWPA Club National Championships and was named conference coach of the year. He has also refereed at Club National Championships. He has played with Bay Area Masters team.
Davor Koret - Manager of Operations/Coach
Davor hails from one of the global hotbeds of water polo, Croatia. He grew up playing for one of the premier clubs Mladost, Zagreb. His teams won the Croatia Cup and Championship of Croatia several times as well as many European International tournaments. He was part of the Youth Croatian National Team.
He came to USA in 2013, right after finishing High School in Zagreb, and attended West Valley College where he was coached by Bruce Watson. At WVC, he earned an AA degree in Liberal Arts while winning the NorCal Water polo Championships in 2013 and finishing 4th in the States Championship the same year. He played fo California Baptist University in the Fall of 2014 and was coached by Rick Rowland, but then transferred over to San Jose State University in the Fall of 2015. At SJSU, he played on the newly created varsity team and was again coached by Bruce Watson. He earned both, NCAA All-American Athletic and Academic Awards in 2016 and 2017.
He graduated from SJSU and received his B.S. in Computer Science and Mathematics. He is currently occupying our Manger of Operations role as well as serving as a head coach of Los Gatos Varsity boys water polo team.
Ron Usher - Swim Director
Coach Ron has been involved in aquatics in the South Bay for over 30 years. He coached at Foothill College and had many state and national champions, numerous high schools and age-group teams. He's known for teaching swimmers to have great strokes, have fun and swim fast. Currently, he works as an Adapted PE Specialist for Santa Clara County.
You can follow him at www.coachronusher.com
Caleb Carlson - Club Director/Coach
Coach Carlson began his coaching career at the Bishops School in LaJolla, CA while attending college in 1995. He then moved to Fairfield, CA and became the head coach at Fairfield High School from 1999 to 2003, winning 3 league championships. During that same time he co-directed Suisun Bay Water Polo Club.
Coach Carlson was selected as Head coach of the Junior and Cadet Central California Zone teams from 2001 – 2005, helping develop many of US Water Polo’s top athletes. After moving to San Jose in 2005, he began coaching the Pacific Zone teams where he helped the Junior team win a National Championship while serving as assistant coach at the National Age Group Championships. He was the Pacific Zone 12th grade under coach from 2006 – 2013 where he was selected as USAWP ODP coach of the year in 2013.
He was moved to the Regional Technical Director for USA Water Polo Olympic Development Programs and is currently the head coach at Valley Christian High School in San Jose. Also selected to serve as USA Water Polo Development National Team Assistant Coach, 2012 – 2014.
During the summer of 2012, he was the assistant coach for the USA Junior National Team that took the silver medal in the UANA Championships in Montreal. His passion for developing water polo in the South Bay has spurred his passion for developing a competitive youth polo program using Silicon Valley Outlaws water polo club. He joined San Jose Express in 2020, with an idea of merging Silicon Valley Outlaws WPC and San Jose Express into one big and the most competitive club in this part of Bay Area.
Coach Carlson was selected as Head coach of the Junior and Cadet Central California Zone teams from 2001 – 2005, helping develop many of US Water Polo’s top athletes. After moving to San Jose in 2005, he began coaching the Pacific Zone teams where he helped the Junior team win a National Championship while serving as assistant coach at the National Age Group Championships. He was the Pacific Zone 12th grade under coach from 2006 – 2013 where he was selected as USAWP ODP coach of the year in 2013.
He was moved to the Regional Technical Director for USA Water Polo Olympic Development Programs and is currently the head coach at Valley Christian High School in San Jose. Also selected to serve as USA Water Polo Development National Team Assistant Coach, 2012 – 2014.
During the summer of 2012, he was the assistant coach for the USA Junior National Team that took the silver medal in the UANA Championships in Montreal. His passion for developing water polo in the South Bay has spurred his passion for developing a competitive youth polo program using Silicon Valley Outlaws water polo club. He joined San Jose Express in 2020, with an idea of merging Silicon Valley Outlaws WPC and San Jose Express into one big and the most competitive club in this part of Bay Area.
Peter Blume - Coach
Peter has been playing water polo since he was 12 years old. He attended Saint Patricks High School in Chicago IL, and played varsity water polo for all four years of high school. After high school, he moved to San Jose and spent two years attending West Valley College and playing water polo. He also played one year of varsity water polo at Chapman University in Orange, California. He then attended and graduated from SJSU with Business and Economics degree. He was the head coach of Harker's boys JV team for a several years as well as assistant coach of their varsity team. Peter is currently coaching the Los Gatos Varsity boys water polo team.
Sachi Ujifusa - Coach
Sachi started her water polo career at age 7. She played on various club teams in the Bay Area all throughout grade school. After taking a break from the sport to live in Santa Monica, she returned to train and practice with the women's team at West Valley College in 2010. She is currently pursuing a degree in Biology in hopes of eventually becoming a teacher. Water polo has always been a joy for Sachi and she is so grateful to be able to share it with a new generation.
Yuri Ujifusa - Swim/Water Polo Coach
Coach Yuri has been swimming since the age of 4. She played water polo and swam throughout high school. She also competed in both sports at West Valley College. In swimming she finished 2nd in the Coast Conference Championships in 2015 in the 100 Freestyle. In water polo, she helped WVC helped to a NorCals appearance. She is a fresh graduate from University of La Verne where she played on their girls varsity water polo team. She is currently in her first year as Cupertino's HS head coach for girls varsity. She has been Express's main swim coach for the younger kids and helped get them comfortable enough to play water polo.
Lee Mcbride - Coach
A Bay Area native and has been playing water polo since the age of 13. While attending Wilcox High School and playing on their varsity water polo team since he was a freshman, he also played for a variety of clubs, including West Valley and Stanford Water Polo Clubs. While playing for Wilcox High School, he achieved many all-league and team awards. Lee then went on to play at West Valley College, wining the NorCal Championship and placing 3rd in state. He then transferred to Arizona State University, where he also played for their club team winning a Rocky Mountain League Championship. His roots of coaching began in swimming at the age of 14, soon progressing to water polo as a club and JV coach. He is currently in his third season at Harker HS. After being SCVAL League Co-Champion in 2021, he led his Varsity team to the CCS DII title as well as Finals of NorCals Championship. Harker team was a co-champion in 2022, and he led the team to the Open Division CCS for the first time in the history of the program. He has also won a league championship both as a player and coach at Wilcox HS. Lee is currently attending CSUEB earning his Teaching and Counseling Credentials.
Cristian Tanase - Coach
A native of Bucharest, Romania, Cristian played Water Polo from the age of 10. His best accomplishments in the international competition was placing 1st in the International Tournament Kazan Cup in Kazan, Russia. In the Youth National Team, he placed 7th in the Junior European Championship in City of Rijeka, Croatia, in 2011. He grew up playing for Steaua Bucharest, and at the age of 17, he started to play in the Romanian Water Polo Super League for Rapid Bucharest. Currently he is a student athlete at San Jose State University where he is coached by Bruce Watson. He earned NCAA All-Academic Award in 2019. He became a coach at San Jose Express in 2018. He is very excited to work with the young athletes and see them evolve into amazing people and players.