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Our Staff

Get to know the PTR team below! We exist to serve our members and grow the sport of tennis together.

Karl
Hale

Our Interim Chief Executive Officer (CEO)

Karl brings a wealth of experience as a respected leader in the realm of professional sports, particularly within the dynamic domain of tennis. With a distinguished background in both playing, coaching and management, Karl has left an indelible mark on the sport.

Our Talented Team

Brian Parkkonen

Iñaki Balzola

Milena Vidos

Julie Jilly

Helma Cap

Michael Bumgarner

Dimitri Vlassov

Caitlyn Fries

Chris Jones

Sanaz Marand

Dr. Anne Pankhurst

Dr. Louie Cap

Our Partners

What Our Members Think

“Professional organization with excellent administration, outstanding professional development, benefits and networking!”

Jody Bingham

“As a USTA accredited organization, the Professional Tennis Registry is working to elevate the resources available to coaches pursuing certification, while enhancing the growth and success of your coaching career”

Philippe Ghostine Matta

“Unparalleled in its education for coaches globally. Proud member for 15 years and will be for as many as I can pick up a racquet.”

David Mountford

Join Our Team

Karl Hale

Interim Chief Executive Officer (CEO)

Karl is the founder of Premier Racquet Clubs,  Canada’s leader in the racquet club scene with 4 clubs in the Toronto area. Since 2006, he has served as Tournament Director for the prestigious National Bank Open, formerly the Rogers Cup, the largest one week ATP/WTA Masters 1000 event with past champions Rafael Nadal, Roger Federer, and Serena Williams.

His extensive contributions include representing Jamaica in the Davis Cup and coaching for Canada’s Fed Cup team. Recognized for his excellence, Karl was named PTR Professional of the Year in 2006 and achieved the World #1 ranking in the over 40 category in 2007.

Karl’s dedication extends beyond the court, evidenced by his philanthropic efforts. He established the Daniel Nestor Charity Event, raising over $1,000,000 for worthy causes. Furthermore, through the Helping Hands Jamaica Foundation, Karl has made a substantial impact on education in his homeland, raising over $4,000,000 and building 27 new schools. Recognized as the PTR Humanitarian of the Year in 2017, Karl’s influence on tennis and his commitment to social causes are widely acknowledged.

Brian Parkkonen

Chief Operating Officer (COO)

Brian, who joined the PTR staff in May 2014, has had a series of promotions during his tenure. Prior to his new post as COO, Parkkonen served as Director of Education, where he was responsible for the direction and content of the organization’s four education pathways to certification, as well as Level 3 Specialist and Master of Tennis programs.

In addition, he developed new courses and opportunities, including PTR’s Education Dashboard that provides hundreds of hours of free online video presentations, and was a key player in the evolution of the PTR Coach App. Working with Sarah Ansboury, Brian was also instrumental in the organization’s new PPR pickleball certification curriculum, workshop preparation materials and clinician training. Brian started at PTR as Director of Development where he oversaw the delivery of PTR education and managed scores of clinicians across the United States. Before leading the clinicians, he was one himself.

Brian’s evolution in the organization began long before he joined the staff. Coincidentally, he started his career as Head Pro and Director of College Placement at the Van der Meer World Class Academy (Dennis Van der Meer founded PTR), before going on to serve as director of some of the largest public and private clubs in the country.

Iñaki Balzola

International Director

Iñaki coordinates the International Department of PTR. Iñaki has traveled to more than 100 countries to teach PTR Workshops, resulting in having taught more than 650 PTR workshops. He represents the organization at many International ITF and ATP conferences and symposia.

Born in Milan, Italy, Iñaki is able to converse with our members in Italian, English, Spanish, French and Portuguese. Iñaki is also the Coordinator of ACE, PTR’s multicultural participation program, represents PTR on various USTA and ITF Committees, is on the Cardio Tennis Speaker Staff and is a USTA High Performance Coach. He is one of only two clinicians authorized to conduct international Etcheberry Strength & Conditioning Certification.

Milena Vidos

Director of Education and Diversity

In this position, Milena will design, implement and manage PTR’s education for Level One, Level Two and specialty courses. To continue to expand tennis’ reach, Milena will work with PTR’s successful diversity programs such as the PTR ACE Program, Wheelchair and Adaptive Programs and the Junior Apprentice Program. Milena is spearheading PTR’s exciting new initiative PTR-W – Because We Can. The program will recruit, certify and empower female coaches providing the tools and networking support they need to progress through their career paths.

Milena comes to the position very well equipped for it. She has been a member of the organization since 2011, and is a Certified Professional in all PTR education pathways. She grew up on the courts of her parents’ tennis club, where she started playing at age three; and as a junior player, Stephens reached #1 in her native Brazil. She earned a full athletic scholarship to play for Delta State University, and went on to earn her BA and then a Masters degree in Sports Management. Milena served a Director of Tennis at Cleveland Country Club in Mississippi. She also coached at Midtown Athletic Club in Weston, Florida, where she discovered a passion for working with children.

Julie Jilly

VP of Special Events and Pickleball

Julie is responsible for coordinating special events, such as PTR WEEK, Spring TennisFest, Tennis Club Owners Conference and Professional Development Weekend. Julie also manages the many benefits available to PTR members. Julie is a member of HEAD’s Team Airflow.

With a passion for wheelchair tennis and Special Olympics, Julie annually serves as Tournament Director for both the PTR Wheelchair Tennis Championships and the Special Olympics Tennis Championships. In 2006, PTR received a National Award for Adaptive Tennis. In 2005, Julie received the USTA Community Service Award for the Southern Section and the Special Olympics South Carolina’s Super Hero Award. In 2004, she was recognized by RSI Magazine as the Wheelchair Tennis Champion of the Year. Julie is very active in the local community and teaches sports and fitness classes as her hobby. Julie has been with PTR since 1985, and has a B.S. in Public Relations from Florida State University.

Helma Cap

Membership Director

A familiar face to many PTR members, Helma has been with the organization since its inception. Prior to joining the inaugural PTR staff, she worked for Dennis Van der Meer.

Helma has worn many hats over the years, including, Clinician, Tester and Merchandise Director. Still responsible for merchandise, accounts receivable, and assisting with workshop coordination, as Director of Membership, her duties expanded to include membership growth and retention. Helma graduated cum laude with a degree in Business Administration from the University of South Carolina.

Michael Bumgarner

Membership & Strategic Partnerships Director

Michael joined the PTR Staff in May 2023! He played Division II college tennis at the University of Charleston where he graduated Cum Laude in Chemistry.

He started his tennis career in 2005 working as an Assistant Tennis Instructor in Charleston, WV. He later became a Junior Tennis Director in Orlando, FL, before working at the United States Tennis Association as the National NTRP Coordinator. Michael is responsible for optimizing PTR Memberships and identifying opportunities for renewal campaign strategies.

Dimitri Vlassov

Event Coordinator

Dimitri joined PTR in July 2024 as an Event Coordinator, eager to blend his passion for racquet sports with his expertise in sports management to create a best-in-class events experience for all attendees. Dimitri played 
Division II college tennis at Stonehill College for two years before transferring to the University of Massachusetts Amherst, where he earned a Bachelor of Science in Sport Management.

Caitlyn Fries

Marketing Manager

Caitlyn joined PTR as the member experience coordinator. She assists PTR members both new and current, ensuring they have the best experience working with PTR. Caitlyn also manages PTR’s branding.

She is responsible for the consistent look and theme of all PTR graphics and messaging in order to grow the PTR marketing and social media footprint. Caitlyn graduated from Northern Michigan University with a Bachelor of Fine Arts in graphic design.

Christopher Jones

PTR Member Services

Christopher joined the PTR family in September of 2022! His role is to provide the best experience to our members by ensuring they understand and have access to their PTR member benefits.

He’s a recent graduate of Anderson University, class of 2020, where he majored in Business Management. He has held different positions within member services, with his last position being a Concierge Manager.

Sanaz Marand

PTR Membership Coordinator

Sanaz joined the PTR Staff in February 2022! She played Division I college tennis at the University of North Carolina (UNC). Then she went on to play the Pro Tour for 8 years.

Sanaz joined the PTR Staff in February 2022!

She played Division I college tennis at the University of North Carolina (UNC).

Then she went on to play the Pro Tour for 8 years. 

Sanaz was ranked as high as #150 in world in Singles and as high as #119 in the world in doubles. 

She won 2 WTA Singles Titles and 20 WTA Doubles titles. 

Sanaz is married to Joseph and has a young daughter, Aila.    She’ll be assisting in member services for all the PSR companies so you will probably be speaking with her!  

Dr. Anne Pankhurst

Education Consultant

Anne is the Education Consultant for PTR, responsible for designing and developing the new PTR Coach Education Pathway. She is also a consultant to several tennis academies and USA Football. Previously, Anne was Manager, Coaching Education for USTA High Performance, working with High Performance Coaches throughout the USA.

Prior to the USTA position, Anne served as Coach Education Director for The Lawn Tennis Association in England. At the LTA, Anne had full responsibility for developing all Coach Education and Teacher Education courses, all Tutor Training, Coach Development and Coach Licensing. She was a member of the ITF International Coaches Commission from 1997-2005. Anne has also coached full time, and presents at numerous tennis and other sport conventions and symposia around the world. She is in the process of completing her PhD, studying how the relationships between coaches, parents and the system impact the development of young tennis players with potential.

Louie Cap

International Clinician

Louie travels the globe conducting International PTR Day events, certification workshops & PTR testing. Louie is one of only two clinicians authorized to conduct international Etcheberry Strength & Conditioning Certification.

Louie has a Ph.D. in Nuclear Physics from Baylor University, is a Senior Head Professional at the Van der Meer Tennis Center, a PTR Master Professional and PTR International Tester and Clinician.

WeCare

June is Member Appreciation Month

Throughout June, we will feature members and partners who have demonstrated exceptional dedication and passion, share exciting giveaways and partnership discounts, highlight member benefits, and more!

Keep an eye on our social media platforms and newsletters each week throughout the month of June!

Social & Netowrking Events

Here is your opportunity to connect and network with like-minded professionals! Your PTR International Racquets Conference includes several exciting networking events like cocktail receptions, dinner parties, and an industry breakfast. These are always exciting events that allow our PTR family to get to know one another while enjoying a beautiful resort!

Join Us at the Incredible SaddleBrook Resort

We’re covering it all… tennis, pickleball, and padel! At the PTR International Racquets Conference, you will find several days dedicated to tennis, pickleball, and padel to round out this total racquets conference! There will also be workshops available to become certified in various racquet sports- this is a great opportunity to become a dual impact member and elevate your coaching career!

Join Us at the Incredible SaddleBrook Resort

Nestled in the beautiful Tampa Bay area, this legendary resort is not only a premier vacation destination, it’s also one of the world’s most preeminent athletic training facilities. Don’t forget to explore the nearby world-famous beaches for an unforgettable coastal experience!

Enjoy an incredible resort minutes from the Gulf of Mexico while gaining career-changing insights in the world of coaching!