Our Coaches

Sabrina Pierre

Co Head Coach 12 Silver
Assistant Coach 14 Blue

Mitch Kallick

Head Coach 18 Gold
Head Coach 15 Gold

• 2021/2022 CITY Head Coach 17 Gold and 16 Gold
• 15 years of Collegiate Coaching experience
• 5 years of Club Coaching experience
• Played collegiately at NYU, being awarded a spot on an ALL-EIVA team in each of his four years
• Recently inducted into the NYU Athletics Hall of Fame
• Spent 1 Year playing professionally in Portugal

Stef Wigfall

Co Founder CITY Sports
Head Co Coach 17 Gold

• Co Founder of CITY Sports and Volleyball Club
• 2020/21 Head Coach 15 Stef and won 5th in the nation in Open Division
• Sierra Canyon Head Coach of Girls' Volleyball since 2013
• Won 5 League Championships @ SC, Won Back to Back CIF Southern California Championships at SC, Won Sierra Canyon’s first CIF California Division II State Championship
• Named 14’s Coach of the Year in 2017 by the AVCA, Named Cal-Hi Coach of the Year in 2017
• Twice Named Daily News Coach of the Year, Twice Named CIF-SS Coach of the Year (Division II and III)

Kathleen Thyer

Head Co Coach 17 Gold
Head Coach 13 Gold

• CITY Director of Administration
• 2021/2022 CITY Head Coach
• Outside Hitter and Beach Player at University of Georgia (2009-2012) and Loyola Marymount University (2012-2014)
• 2-Time All-WCC First Team
• Played 2 years overseas professionally in Switzerland and France
• Played in NORCECA World Championship Qualification for USA Women’s National Team 2014 w/ 3 appearances in the CCAA tournament (3rd place in 2017 & 2018 & 2nd place in 2019)
• Coached girls club teams at both Sports Academy and Sunshine Westside winning a Nationals Gold medal in Patriot Division with 18s Sunshine
• Helped lead California State University, Los Angeles Women's volleyball team to NCAA tournament in 2018 and 2019

Ryan Duncan

Head Coach 16 Gold
Head Coach 14 Gold

• 2021/2022 Head Coach 15 Ryan
• 2020/21 CITY Head Coach 16 and 14 Ryan
• Head Coach of Oakwood High School Varsity Boys' and Girls for 2015-2021
• Won CIF Championship 2019 for first time in Oakwood history and named Coach of the Year
• Played Setter, Outside Hitter and Opposite in High School

Nicole Efseaff

Head Coach 16 Blue
Assistant Coach 14 Gold

• Captain and Starting Setter for Cal State LA
• All-Academic Team for CCAA 2 years
• Golden Eagle Award Recipient at Cal State LA
• 2 Year Captain and First Team All Big 8 Conference Honoree at Sierra College
• Team Captain and All-Start Northern California Honoree at Pleasant Valley High School, Chico, CA

April Leyva

Head Coach 14 Blue

• 2021/22 CITY Co Head Coach 12 Gold
• 2020/21 CITY Head Coach 13 April
• 2019/2020 CITY Head Coach 17 April
• Played Libero and DS at Glendale Community College
• Coached 6 years at Sierra Canyon as JV Head Coach and Varsity Assistant Coach

Corrine Van Vliet

Assistant Coach 14 Silver

Amanda Linzmeyer

Assistant Coach 14 Platinum

Kiva Small-Korunsky

Head Coach 14 Platinum

Taylor Tattersall

Head Coach 12 Gold
Assistant Coach 16 Gold

• 2021/22 CITY Assistant Coach 15 Gold and 12 Gold
• NAIA 2nd Team All-Conference - Lindenwood University Belleville
• 2015 CCCAA State Champions - Santa Monica College/All State Tournament MVP
• 2x Junior National silver medalist - Open Division
• Aspiring Special Education Teacher
• High passion for motivating youth to reach highest potential on the court and in the classroom

Renee Segura

Head Coach 15 Blue
Co Head Coach 12 Silver

Miguel Segura

Head Coach 13 Blue
Assistant Coach 15 Blue

Karl Rojo

Assistant Coach 18 Gold
Assistant Coach 13 Gold

• 2021/22 CITY Assistant Coach 16 Gold
• 2020/21 CITY Assistant Coach 15 Stef winning 5th in the Nation in Open Division
• 2019/20 CITY Assistant Coach 17 April
• Head Volleyball Boys Coach of Chaminade High School, West Hills, CA
• Played Libero in High School
• 6 years experience coaching girls and boys club teams

Janessa Mata

Assistant Coach 16 Blue

Abigail Garner

Assistant Coach 15 Gold

Darrin Phillips

Heach Coach

• 10 years coaching for Sierra Canyon Girls' Varsity team
• 5 years coaching club volleyball
• Club team won a gold medal in USA division in 2018 at the Junior Nationals
• As a player won 2-time first team all CIF Division 1
• Played club at LAAC (Los Angeles Athletic Club)