Nico Agosto is a two-sport athlete who graduated from Westlake High School in 2016. Excelling in both football and baseball, he earned all-league and all-section honors in both sports. However, his passion was always baseball — a sport he grew up playing. His true journey began at age 13 when he became the starting catcher for the 18U Hardball team in Elmsford, NY.

Nico continued his baseball career at Westchester Community College, where he was part of the 2017 Region 15 championship team. He is now dedicated to passing on his knowledge and experience as a catcher to this next generation.

Jaz Burton is from Mount Vernon, NY. He attended Kennedy Catholic HS in Somers,NY where he played basketball, baseball and made the All Section Team in both sports. After two successful seasons of being named to the All Conference 1st team at Kennedy Catholic each year in baseball, he then went on to Trinity Pawling for a post grad year and had himself quite the year.

Jaz then received a full ride to Division 1 Juco Indian River State, in Fort Pierce, FL. Unfortunately, Covid cut the season short and Jaz returned home and attended D1 Iona University for his next 3 years as an outfielder / 1st baseman. His athleticism allowed him to perform several tasks for Iona. He hit for power, was able to run extremely well, and had a strong arm. Jaz not only preaches how important hard work and commitment is, but also is heavy on teaching the mental skills it takes to be successful in not just baseball, but life.

Justin graduated from Valhalla high school where he and the 2010 varsity baseball team won the class C state championship.

He then went on to play at Westchester Community College for the next two years. Winning awards such as first team All-American, player of the year, Marucci Elite Hitter of the Year and being a captain of the Vikings to help lead them the JUCO College World Series at the DII level. He finished his final year at Westchester with a 456. Batting average, 56 RBIs, 22 doubles.

Justin then continued his baseball career at Susquehanna University. He was named captain his senior year to help lead the Crusaders set school history with a record of 33-16 and going one game shy of the College World Series (DIII). He was named first team All-American, player of the year (Landmark Conference), and region player of the year. He finished his senior year with a 465. Batting average, 49 RBIs, and 12 home runs.

A two sport high follow athlete from Mahopac high school in Putnam County NY. Former NJCAA & NCAA Catcher & 3rd baseman (2016-2019). Joe had a roller coaster of a start to his college ball career as he was bouncing from colleges battling injuries but that did not stop him as he became a three-time Region 15 Champ at Westchester Community College (2016-2018).

Joe has been with the Game On 13 family since 2017 and is the catching coordinator here at the facility since 2020. Joe has been coaching/training for the past seven years at all age groups & is very well known throughout the tri-state as he helps getting players recruited to college. With his knowledge, expertise & passion, Joe is one of a kind & we are thrilled for him to be part of our staff.

Thomas “TC” Cullen from Dobbs Ferry, NY is a 2017 Dobbs Ferry High School Graduate. He started playing baseball at the age of 5 and played through his senior year of high school. In baseball he was a captain, and outfielder for the Eagles. TC also played football and basketball. After high school, TC went to Western Connecticut State University where he graduated in 2021.

TC joined Game On 13 in the spring of 2023 as a Fury baseball coach. Since 2021, he has been coaching the Dobbs Ferry High School Varsity basketball team. Now he looks to share what he learned through the game of baseball as well as sharing life lessons with the dedicated youth athletes. His goal is to make them the best version of themselves on and off the field.

Edwin Delgado is from Yonkers, NY where he attended and graduated from Saunders High School while being captain of the baseball team during senior year. After Saunders, he attended Monroe College in New Rochelle, NY where he played baseball and obtained his Associate’s Degree in Sports Management. During his second year, Edwin had a .457 batting average and only committed 1 error all season while starting in Right Field. After his completion at Monroe, Edwin attended and played for Cleary University in Michigan for a year. He then completed his Bachelor’s Degree in Business Management from Concordia College.

He began instructing the game of baseball in 2018 and has not looked back since. While being the head coach of Youth Travel Baseball, he took on an internship at Iona College in their Strength and Conditioning Program. After completing a year at Iona, he is currently a Sports Performance Coach at St. John’s University where he is also in the process of completing his Master’s Degree in Sports Management. He believes in teaching athletes of all ages the importance of working efficiently and with passion in order to achieve their goals. “As you grow bigger and stronger physically, always remember your mentality is the strongest foundation you have.”

2017 - present- Throwing Instructor: Began working with amateur pitchers and throwers nationwide

Current - Northeast Territory Account Executive for Blast Motion Baseball/Softball

2021 Tokyo Olympian - Israeli National Baseball Team

2020 Signed Free Agent Contract - Chicago Cubs

2019 - Pitched with the Perth Heat in the Australian Baseball League

2019 - Pitched in the European Championship tournaments to help Team Israel qualify for the 2020/2021 Olympics.

2017 - 2019 Pitched in Frontier, Atlantic and Can-Am Leagues of Independent Ball

2017 - Received Masters Degree from the University of Richmond in Human Resource Management

2011 - 2017 - RHP and corner infielder at the University of Richmond

2010/2011 - NYS Gatorade Player of the Year - Lakeland High School

Jonathan has extensive knowledge and experience training amateur throwers along with writing and conducting comprehensive throwing programs since 2018. Jonathan has trained pitchers all over New York State, Richmond, VA and virtually through remote programming. Investing in training and development transformed Jonathan’s career after suffering a number of arm injuries and surgeries in college. He is passionate and dedicated to providing insight and resources to amateur athletes so they can avoid the training misconceptions that Jonathan encountered early in his career. He is passionate about making sure amateur baseball players have access to high level training and programming.

Danny Di Marzo graduated from John Jay East Fishkill High School where he played 3 years of Varsity baseball earning him a scholarship to play at Division 2 Post University in Connecticut where he was the starting shortstop for two years. He then went on to transfer to St. Thomas Aquinas College to play shortstop and became Captain. He also got to play in the Perfect Game collegiate summer league as well as the South Florida summer league, playing with top players all over the country.

Danny has started in 200 college games at the D2 level, being the starting shortstop every year of college and looks to spread his knowledge and passion for the game to the youth.

John Doherty is joining us from Eastchester, New York. He has been playing baseball since he was 2 years old. John was a Shortstop and Pitcher in high school landing him Player of the Year and First Team All State as a Senior at Eastchester.

John went on the play at Western Connecticut State University and Westchester Community College. Now he looks to teach the youth life lessons through baseball the way he was taught and also shape them into becoming young men and hard working athletes.

Hailing from the Bronx New York, Steve “Figgy” Figueroa played high school baseball at Saint Raymonds High School setting all kinds of records. After high school, Figueroa went onto play at Westchester Community College for two years, leading them to the JUCO World Series in Oklahoma. Figueroa transferred to SUNY Cortland, a D3 Powerhouse, where he finished his college career.

Steve is an Incredibly talented hitter that hits for Average as well as Power, not to mention he is also a Slick Fielding Middle infielder. Steve is currently playing professional baseball in Puerto Rico and has returned for a limited time to teach lessons at Game On 13!

Contact the office today to set up lessons with power hitting infielder Steve Figueroa! Welcome back, Steve!

Dan Fiorito was a 4 year letter winner & captain at Fordham Prep while he played shortstop & pitcher in his 4 years as a Ram. He then went on to Manhattanville College where he would play shortstop, third base & pitch for the Valiants. In his 3 seasons as a Valiant, Fiorito was named a 3 time 1st selection, ABCA All-Region first team, 2010 D3 Baseball.com All American and 2012 ABCA All American.

In his senior season, Fiorito was named Mahattanville’s Co-Male Athlete of the Year, as he was named MAC Freedom Conference Player of the Year and an ABCA All American, making him the first male two-time All American in Manhattanville history. Following his career, Fiorito was named to the MAC Conference All-Century Team. In 2010, Fiorito’s proudest moment came in helping the Valiants win the 2010 MAC Freedom Conference Championship.

On August 21, 2012, Fiorito signed with the NY Yankees beginning his professional career. Fiorito is currently with the Yankees playing as high as AAA last season and has played 1st base, 2nd base, shortstop & 3rd base in 188 games of competitive play. Fiorito has played for the Tampa Yankees, Trenton Thunder and Scranton Rail Riders in his tenure in pinstripes.

In the off-season, Fiorito is still working toward his physical education master’s degree at Manhattanville College and will prepare for Spring Training by working out at ML Strength & practicing at Game On 13.

Matt is from Pleasantville, NY where he graduated from Pleasantville High School in 2015. Upon graduating, he would start his college career pitching at Westchester Community College, a Division II school in the NJCAA from 2015-2017. After graduating in 2017 with his associates degree in Social Sciences, he would transfer and commit to continue his college career at SUNY New Paltz at the Division III level. Unfortunately, his college career was cut short due to multiple injuries. Matt would graduate from SUNY New Paltz in 2019 with a bachelor's degree in Organizational Communications.

While Matt is a pitching instructor, he also teaches the other aspects of the game. He enjoys working with kids of all ages and does everything he can to make sure kids are able to develop a general understanding for the game. Matt also works alongside current and former professional players to enhance his knowledge for pitching mechanics.

Matt is now currently pursuing his Personal Trainer Certification from the National Academy of Sports Medicine (NASM). His goal now is to develop a better understanding for how the human body works in correspondence to pitching so that kids can get stronger both at home and in the weight room and minimize the chances of injuries occurring.

Son of Game On 13 Founder Eric Holtz, Brett was born into the game of baseball and began playing at the age of 5. Brett graduated from Valhalla High School in 2017 where he was a three-and-a-half-year varsity team member and was given All-State honors his senior year. Immediately upon graduating high school Brett competed in the Maccabi Games in Israel representing the U.S.A. helping lead the team to a gold medal and also being awarded Best Hitter in the tournament.

Brett then brought his talents to New York City where he was a four-year varsity member of the Columbia University baseball program. He was a part of the 2018 Ivy League Championship team defeating Yale in the finals to earn a bid in the Gainesville Regional later that season. Throughout his college career, Brett had a brief stint with the Shelter Island Ducks in the Hamptons League before coming home to play locally for the Westchester Patriots and soon after the Westchester Lumberjacks where he has helped lead both teams to respective league titles. After having his last two collegiate seasons canceled due to the global pandemic, Brett decided to forego his NCAA eligibility and began his pro career overseas playing for the Arrows Ostrava of the Czech Republic Extraliga. Brett finished out his first pro season third in the league in batting average with a .398 BA and having played a major role in the lineup for the Arrows eventually leading to the team winning the championship for the 2021 Extraliga season.

Looking to begin his work career stateside, Brett continues to be a part of the Game On 13 family working with hitters of all ages and coaching the Fury Elite Team 15U alongside Assistant GM, Carmine DiPalma. Brett is also the Director of Social Media/Marketing for Holtz Bats.

Christian finished his collegiate baseball career behind the plate for Pace University in Pleasantville, NY. Prior to his time as a Setter, Christian caught at Westchester Community College where he was named to the Region 15 All Tournament Team and Mid Hudson All-Academic Team. During his time at Pace, Christian was named to the NE10's Academic Honor Roll in each of his four semesters.

Christian is a local guy who is a 2016 Valhalla High School graduate. In his time as a Valhalla Viking, he was a 3 year Varsity starter behind the dish taking over for his older brother Joe who also played the position. Christian earned All-League, All-Section and All-State honors in his time at Valhalla.

Christian has also coached various levels of our Fury teams and has a great demeanor paired with a willingness to push kids to be the best version of themselves.

Johnny Mariano, is a Manhattanville college graduate who played baseball at the D3 level. Baseball has been a part of his life since the day he was born. He has been mentored by coaches who teach life through baseball his entire playing career. Building confidence is what he plans on teaching my players first and foremost; whilst also teaching them the physical and mental skills needed to be successful at any level.

Brendan McCann is from Long Island, New York. He graduated Kellenberg Memorial High School and was the team captain his senior year. He finished the year with a .353 batting average and a 1.61 ERA but fell just short of a Catholic League Championship.

He is now attending Pace University and is sophomore left-handed starting pitcher. As a freshman, he helped lead the team to their first ever Northeast 10 Conference championship with a regular season ERA of a 2.43 through 33 innings pitched. He also started the championship game and fired 6 innings allowing just 2 runs to help lead the Setters to their championship victory.

Brendan is studying finance at Pace right now but hope to keep teaching kids baseball how his coaches taught it to him.

Former Division III collegiate baseball player from Manhattanville College in Purchase, New York. Throughout Steve's sophomore to senior sessions at Manhattanville, he achieved 1st Team All Conferences for the Skyline & Middle Atlantic Freedom Conference seasons as well as a spot on the All-Region Team. During his senior campaign, we was awarded Conference Player of the Year and the National Gold Glove Award for the Outfield, which is awarded to the three best defensive outfielders in Division III.

Steve's baseball career continued after college when signing his first professional baseball contract with The American Defenders of New Hampshire in the Canadian American Baseball League. During the off-season, Steve underwent shoulder labrum surgery, which temporarily halted his playing career. Although he was not playing, he took advantage of the off time started his coaching career as an assistant coach at his alma mater, Manhattanville College. At Manhattanville, he worked with both the hitters & the outfielders in all aspects of their games.

In 2011, Steve signed a contract to play with the New York Federals of the Can Am League. Since then he has focused on the training of younger ball players at every layer.

Whether on or off the field, Steve's heart has & always will be in the game of baseball. He enjoys nothing more than coaching players at every level because he remembers that was once there & always took advantage of someone who was willing to teach him. He wants to continue to pass along the knowledge of what he learned from his mentors and help the next generation of ballplayers succeed!

Austin was born and raised in Westchester, New York. He attended Tuckahoe High school and was named the Section I MVP in 2015 while earning all-section honors during his junior and senior seasons.

Austin committed to play for the Fairfield University Stags, where he played for three years. There he developed his craft for pitching. As a freshman, he made seven starts as a midweek starter. In 2018 Austin earned a spot on the weekend rotation and supported a team-best 2.43 ERA in conference games. As a junior, he received NEIBA Second team, All-MAAC Second Team, and was a two-time MAAC All-academic team.

Austin was drafted in the 15th round of the 2019 MLB Draft by the Arizona Diamondbacks. He pitched in the Arizona League and Pioneer League, where he posted a 2.45 ERA.

Austin is a very responsible coach that will enhance pitching mechanics and inspire players to perform to the best of their abilities. His passion and love for the game of baseball will allow his players to succeed and help reach their highest potential.

Deven graduated in 2024 after playing 4 years of college baseball at Concordia College and Manhattanville University. He is an infielder and primary played 3rd base the majority of the time at the collegiate level. He enjoys teaching and developing players at all levels in fielding and hitting. He loves the game of baseball and it will forever be a part of him. He is passionate about the game and lessons it taught him in life. He enjoys being able to teach the next generation the skills and knowledge he has learned along his journey.

Hitting Coach, Outfield & Infield Instructor

Carlos Sosa was a baseball player from 2001 to 2016

2001 Carlos sign as a free agent for San Francisco Giants until 2008

2009 & 2010 Carlos played in the independent league

2011 San Diego Padres sign Carlos - AA Texas league and won the championship

2012 to 2015 Carlos was the hitting coach in the minor league and major league system with San Diego Padres

Carlos also played winter ball in different countries from 2003 to 2014; Dominican Republic, Colombia, Mexico and Nicaragua

2017 & 2018 Carlos was the manager in winter ball in Nicaragua

In 2023, Carlos coached the 10U team for Nor East Clipper baseball in Port Chester, New York. Carlos enjoys working with young players, developing their skills, and seeing their progress on the field. He believes that an important part of working with younger players in teaching them the fundamentals of baseball, respect for the game and to be good teammates.

A Rockland County native and Pace University graduate, Danny played one year at Rockland Community College and three years as a starting pitcher at Pace University. In 2018, the left hander started his junior campaign off by throwing a perfect game while tallying up 16 strikeouts against Dominican College.

He was also selected to First Team All-Conference, First Team All-Region, 3rd Team All-American and the Division 2 ERA Statistical Champion posting a 0.71 ERA. In 2019, he posted a 1.38 ERA while also becoming the Pace single season strikeout leader (102 strikeouts), the Pace career strikeout leader (230 strikeouts) and also has the school record in career ERA (1.89 ERA) in 200 innings pitched. After the season concluded, Danny was selected to another First Team All-Conference, First Team All-Region and All-American Honorable Mention. Topping off his career at Pace University, he was selected by the Milwaukee Brewers in the 25th round of the 2019 MLB Draft.

Dan Zlotnick is a Pitching/Throwing Coach, Certified Personal Trainer, and Corrective Exercise Specialist. He has extensive experience in helping athletes of all ages and levels improve their arm health, command, velocity, secondary pitches, and game management skills. He also offers mobility and fitness training for moms and dads.

After leading Somers High School to three consecutive Section 1 Championships, Dan pitched and played outfield for D1 Marist College for three years (2010-2012). He pitched his senior year at the University of Tampa, where he and his team won the D2 National Championship (2013). Dan went on to pitch for three seasons of independent minor league baseball.

Athletes that work with Dan feed off his passion for the game and skill development. To hear more of Dan’s story, check out his interview with Eric Holtz on the 90 Feet Away Podcast.

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