Meet Our Coaches

Sarah Walsh Kotkowski, Founder

Sarah founded LACROSSOVER, LLC to help female student-athletes reach their full potential as outstanding players, teammates, and leaders. LACROSSOVER works with clients to develop fundamental lacrosse skills, build self-confidence, and build leadership capability. 

Sarah played lacrosse under two of the best coaches in the country: Kelly Amonte-Hiller at Northwestern University in Evanston, IL and Kathy Jenkins at St. Stephen’s & St. Agnes High School in Alexandria, VA. From high school, she was recruited to Northwestern’s inaugural Division I team. She earned three-time Academic All-Big Ten honors and was on the American Lacrosse Conference Academic Honor Roll. In 2005, her senior year, the Northwestern team won its first NCAA National Championship, where she was the selected speaker at the Final Four banquet. Since then, they have won six National Championships. In 2007, Sarah became the Assistant Women’s Lacrosse Coach at the University of Massachusetts in Amherst under Head Coach Alexis Venechanos, now the Head Coach at Ohio State. They took the UMass team to the A-10 championships in 2008 for the first time since 2003. In 2008, Sarah helped run the Friends of Jaclyn Foundation, a start-up national foundation that pairs children with pediatric brain tumors with athletic teams. 

In early 2011, Sarah founded LACROSSOVER, LLC to create a professional framework for her passion for working directly with young adults and her belief in the importance of team sports. In addition to working with individual clients, Sarah was named the Head Coach for the Ireland Women's National Lacrosse Team set to compete for the 2015 European Championships in Nymburk, Czech Republic. Ireland placed 5th in the tournament and will compete for the World Cup in 2017 in London. She played for the 2012 Ireland National Women's Lacrosse Team and was the assistant coach for the 2013 World Cup team in Canada. Sarah also coaches lacrosse for St. Stephen’s & St. Agnes varsity and middle school teams.


Nicole Lacey, Draw Specialist

Nicole graduated from George Washington University in 2013 after a stellar four years of attack for the Division I program. She specialized in the draw all four years, setting records for GW’s single season, single game, and career draw controls. Her school record is for ten draw controls in two separate contests.

Nicole was ranked in the top 15 in NCAA for three years as a draw specialist. She had 108 career goals and well over 200 draw controls. After being selected for the All-Rookie team her freshman year, the honors kept coming in. She was on A-10 All-Academic Team, had the highest free-position conversion rate, and led her team to the A-10 conference tournament during her junior and senior years.  

Nicole coaches for 2021 Pride Lacrosse Club Red team. She brings energy, draw expertise, and a positive coaching perspective to Lacrossover. As Nicole enters her third year coaching with Lacrossover, she continues to make a major difference to girls all over the DC metro area, as both a mentor and a coach. 



Kelsey Sheridan, Defensive Expert

A decorated defender and track star from the University of Massachussetts, Kelsey brings a wealth of knowledge, coaching experience, and defenseive expertise. During her four-year career from 2010-2014, UMass won four Atlantic-10 championships and four appearances in the NCAA Division I Championship tournament. Kelsey led the team in caused turnovers and ground balls, was named to the First Team All-Eastern College Athletic Conference (ECAC), and earned a second straight Atlantic-10 All-Tournament team honors.

Kelsey was a defender on the US National Team and made history by being drafted to the inaugural United Women's Lacrosse League (UWLX), the first semi-pro post-collegiate opportunity for women. She is in her second season playing for the Boston Storm where she will face the best of the best from around the country this summer. 

After spending a year as an Assistant Coach at Amherst College in Massachusetts, Kelsey moved to the DC area. She is now the Assistant Coach at George Mason University. In addition to her lacrosse prowess, she is getting her Master's degree in Counseling and will help support the girls on both the physical and mental element of the game. 

Kelsey will be coaching privates, group sessions, and working with rising and existing collegiate players to help them prepare for school in the fall.


Kathryn Cavallo, Defensive/Midfield Coach        

A defensive standout at Columbia University, Kathryn enters her senior year as a leader on defense and ground balls. In her collegiate career at Columbia University, Kathryn has started every game of her sophomore and junior seasons. She has helped Columbia see their two most successful seasons of program history, tallying a season-high five ground balls and three caused turnovers against #11 Cornell and three ground balls and two caused turnovers in the Lions first program win over Dartmouth. Kathryn led the defense with 40 ground balls and 13 caused turnovers this season.

A two-sport athlete in both field hockey and lacrosse, Kathryn is a four-time letter winner as a defender for the St. Stephen's & St. Agnes High School lacrosse team. She helped the Saints capture three consecutive Virginia State Lacrosse Championships (2011, 2012, 2013) and four ISL Conference Championships (2011, 2012, 2013, 2014). She recieved ISL All-Conference honors, second team all-state honors, and honorable mention All-Metropolitan honors. 

Lacrossover Founder, Sarah Walsh, was her coach for all four years of high school and is excited to have her join the Lacrossover team.  Walsh says, "Kathryn has the X factor that makes her not only an exceptional player, but also a phenomenal leader. She brings passion and energy to her coaching, and I can't wait for her to work with younger players this summer."


Avery Donahoe, Shooting/Attacking Coach

A quick, dynamic attacker, Avery explodes around the crease and has become a huge asset to the Boston University team as she heads into her senior season. Avery posted 33 goals and nine assists this season. She was named "Hero of the Week" after receiving a majority of the vote from a national poll where she was up against major talent, including UNC/USA midfielder, Marie McCool, and Princeton/Team England's attacker, Olivia Hompe. She has scored three goal winners.

Avery played three varsity seasons in high school at St. Stephen's & St. Agnes High School. She helped the Saints capture two consecutive Virginia State Lacrosse Championships and three ISL Conference Championships. She was on the Under Armour Underclassmen Washington, DC team as a junior and was named to the US Lacrosse U15 National Championship Lacrosse Magazine All-Tournament Team.

Avery was also coached by Lacrossover Founder, Sarah Walsh. Walsh says, "Avery has fantastic stick skills and vision on the field. She is a positive person who loves to play and coach lacrosse. I know that she will help players see attack in new and creative ways. Both Avery and Kathryn have helped me coach clinics over the summer for the past four years, and I know how much they will bring to every person who works with them."