Our coaches for 2024:


Mary Kok-Willemsen

Legendary Coach Mary is known world-wide as a pioneer and
a game-changer. Until this day, she is the most successful
manager in women’s club soccer in Netherlands, holding four
national titles and two KNVB cups with FC Twente. Her expertise is
creating an environment that develops players from grassroots talent to
elite professionals and National Team players.
She is a Certified High-Performance Coach and Technical
Leadership Expert at FIFA since 2020.

Dr. Dana Lis, PhD, RD, CPD – Sports Nutritionist

Dr. Dana Lis is an internationally recognized High Performance
Dietitian with an unparalleled experience that spans over
15 years, almost exclusively in elite sport. Across Olympic
and Professional arena, her expertise has been integral to many
Championship, World Tour Cycling and Olympic medal
successes, including the Whitecaps FC and NYC FC.
For the past 5 seasons, Dr. Lis has applied the leading-edge
nutrition strategy for athlete gut health and injury recovery
to support the Golden State Warriors NBA team.

Coach Belinda Holleran – Sports Psychologist

“Coach B”, a USSF-licensed coach and a former pro athlete
(4 x World Champion – Australia women’s triathlon team),
is a Sport Psychology Consultant who specializes in work
with adolescent athletes hoping to aspire to play collegiate
sport and beyond.

Location: UCSF Benioff Children’s Hospital Training Facility, Alameda CA

To join us, please fill out the profile assessment form below:


For additional information, please contact us at events@L4sports.com