Our Coaches

  Martin Grégoire / Piranha Gold Coach/ Head Coach

Before coming to California, Martin had been coaching in Canada for the previous 20 years. Over this time, Martin has had numerous swimmers on the Canadian National Team and was appointed as a Canadian National Team coach on various occasions. His swimmers have won medals on the Canadian scene including the 2008 Olympic Trials and international events, the World FISU Games in 2009, the Santa Clara International Invitational, Open Water World Cup's and other Canadian team tours. Martin was the Head Coach of the Redlands Swim Team from 2011 to 2014. While at the helm of the team, two of his swimmers qualified for the London 2012 Olympic Games and Coach Martin was appointed to the coaching staff of the Uzbekistan Olympic delegation. At the end of the 2012-2013 season, Martin was appointed as a coach of the US Junior National team. His swimmers qualified for various teams such as the Junior World Championships (Kyle Gornay) and the All Star team from California and Nevada that travelled to Japan for a dual meet. Coach Martin brings his extensive experience to develop a Club Excellence Certified team in Loma Linda. 



 John Casillas/ Piranha Silver lead Coach

John who is Italian and Spanish began swimming competitively at the age of 4 years old for the Irvine Novaquatics. A swimming career that lasted fifteen years. He was a National age group record holder and a top ten swimmer in southern California. He was  part of Southern California's Zone Team numerous times. John is a multiple Junior Olympic Champion, as well a multiple CIF champion. Coach John currently still has every single swimming record where he went to high school and all records still stand till this day, they are ten years old. He participated in several Junior National meets as well National meets being part of the Mission Viejo Nadadores where he earned top 16 National ranking in several events. He was part of Mission Viejo Nadadores National / Olympic Trial Team. Coach John uses the unique style of race pace with his silver group. John has coached numerous athletes to Junior Olympic time standards and has had his swimmers place in the top three at J.O’s. Also having athletes participating at WAG and finishing in top three and at JAG as well. He has coached athletes to senior development time. Coach John currently has a swimmer in his group that he has coached and is part of Southern California’s Top Ten fastest swimmers. Coach John never misses a day of Coaching and is determined to make every athlete succeed.


 Elissa Kirkland / Piranha Bronze lead Coach

Elissa Kirkland began competitively swimming later in life when she was 10 years old. She swam for Bloomington Barracudas and briefly for Redlands Swim Team. She swam competitively in high school for all 4 years and continued on in aquatics playing water polo at California State University, San Bernardino. Elissa was Head Coach for Colton High School Swim Team for 5 years before Grand Terrace High School was opened. Once GTHS opened, Elissa moved from teaching special education at Birney Elementary School to teaching Algebra at GTHS for students with disabilities. Elissa has been Head Coach at Grand Terrace High School for their swim team since they opened in 2012.


 Victoria Rico / Piranha Bronze Coach


 Loren McCoy / Piranha Novice lead Coach

Loren is the husband to one (Maria) and father to three (Ian, Rachel and Roy Diego,) in 1978 he graduated from the University of Kentucky which he attended on a four year athletic scholarship for swimming. After college Loren was the Head Age Group Coach for the Coronado Swim Association from 1979-1981, he was the Guatemalan National Swimming Coach where he developed eight Guatemalan swimmers for the 1984 Olympics in Los Angeles. Loren is also the 100th person to swim successfully from Catalina to the Coast of California in eighty years (SwimCatalina.org).


 Randy Souza / Piranha Weights and Dryland Coach

Randy served 34 years in the fire service and retired from Los Angeles Fire Department at the rank of captain. He received a bachelor's degree in professional studies from Long Beach State. He has also won the California mixed pairs bodybuilding championship, then moved on to take second in the national championships as well as second in the North American championships. Moved on to powerlifting and was more successful than bodybuilding. Winning all but 2 events ever competed in and ranked in the top 10 in California and the top 25 in the United States for a 220-pound class.

  Alex Souza / Piranha Weights and Dryland Coach

Alex Souza is a certified CrossFit instructor. He has competed and won in CrossFit and Powerlifting. Growing up, he competed in Taekwondo and won the California Junior Olympic Championship. He currently trains to compete in a body building competition next year. Alex works in public safety at San Manuel. 

  Haley Yzaguirre/Pre-Piranha Coach

Haley is one of our pre-piranha coaches and previously swam competitively on her high school swim team. After graduation, she attended UC Irvine where she received a Bachelor’s in Anthropology. In her spare time, Haley enjoys the outdoors and spending time with family. Come January 2017, she will be attending LLU’s School of Nursing.


Rose Nolde/Pre-Piranha Coach

Rosalind, who prefers to be called Rose, swam competitively throughout all 4 years of high school. Although she no longer competes, Rose is still an active fan of the water and frequently swims for her own amusement in her spare-time. When she is not coaching the Pre-Piranhas, Rose studies Art Therapy at the University of Redlands where she is currently a Sophomore.