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KAHLI Tennis Academy Team

Heads of Programs

Tom Adamthwaite (Coach Tom)

Co-Founder & Director of Academy / 🇬🇧 Great Britian

Tom brings over 20 years of experience in coaching and sports leadership. Qualified LTA, PTR, USPTA, ICI, and PTCA Coach. As the founder and driving force behind the academy, he sets the vision, standards, and culture that underpin every programme delivered.

Originally from the United Kingdom, Tom previously served as Director of Sport and Regional Manager for the ALLSTARS programmes at David Lloyd Clubs, leading large coaching teams and multi-site development programmes. Since moving to Thailand in 2018, he has established a structured, high-performance environment built on clear player pathways and professional standards.

Tom remains actively involved on court every day, working closely with junior players and club members while leading and mentoring his coaching team. His expertise lies in Long-Term Player Development, with a particular focus on building strong technical foundations, tactical understanding, physical literacy, and resilient mindsets.

He is especially passionate about guiding junior players and supporting parents through each stage of the tennis journey — from first introduction to competitive development — ensuring every family understands the process, expectations, and long-term roadmap.

Under Tom’s leadership, the academy combines international experience with a hands-on, personal approach, creating a clear pathway for junior and club players to develop with purpose and confidence.

Dean Bann (Coach Dean)

Head Coach / 🇬🇧 Great Britian

Dean has been immersed in tennis since 1969, progressing from a top-level junior competitor to a former professional player and international senior representative. Today, his greatest passion lies in developing players of all ages and abilities.

Dean’s superpower is his versatility. Whether he’s introducing a five-year-old to their first rally, helping an adult beginner build confidence, or fine-tuning the game of an advanced competitor, he adapts seamlessly. His sessions are tailored, engaging and built around the needs, personality and goals of each individual.

He has an exceptional ability to spot small technical adjustments that make a big difference, while creating a relaxed, encouraging atmosphere where players feel safe to improve and enjoy the game.

Fully qualified with LTA Level 3, USPTR Pro and EFR Instructor certifications, Dean combines decades of playing knowledge with genuine care for every student.

Dusan Mihailovic (Coach Dusan)

Head of Adult Development / 🇷🇸 Serbia

A Former ATP Professional Player with over 16 years of coaching experience, Coach Dusan has previously dedicated 13 years to developing top talent in Shenzhen, China. Working with elite Chinese players across various age groups, he has refined his ability to nurture technical skill, build confidence, and inspire excellence. 

He is now focusing on doing the same here in Thailand.  Dusan believes in creating a positive and motivating environment where players can thrive both as athletes and individuals. His coaching philosophy emphasises growth, enjoyment, and a deep love for the game, helping players unlock their full potential while embracing the challenges and rewards of competitive tennis.

Master Trainer

Konstantin Kravchuk (Coach Konstantin)

Master Trainer / 🇷🇺 Russia

Coach Konstantin Kravchuk brings world-class playing experience and a deep understanding of elite tennis to his coaching. A former professional on the ATP Tour, he reached a career-high singles ranking of ATP No. 78, competed in all four Grand Slam tournaments — the Australian Open, French Open, Wimbledon and US Open — and amassed significant experience in both singles and doubles competition.

 

Konstantin also proudly represented Russia in Davis Cup competition, contributing in both singles and doubles rubbers and bringing valuable team match-play insight.

As a coach, Konstantin combines his high-performance background with a clear teaching philosophy: he believes in developing players with a complete technical foundation so they can confidently handle any on-court situation. Whether working with juniors stepping into competitive tennis, adult players refining their strategy and mechanics, or advanced athletes sharpening specific skills, he adapts his approach to fit each individual’s goals and playing style.

Senior Development Coaches

Angkoon Jantaban (Coach Arm)

Senior Development Coach / 🇹🇭 Thailand

Coach Arm is a specialist in Junior Development, with particular expertise in working with Under 10 players and building strong foundations during the most important early stages of a child’s tennis journey.  With experience coaching players from as young as three years old through to professional athletes competing at WTA level, Arm brings both depth and perspective to his coaching.

He has worked with the Thailand National Team and has also served as a professional hitting partner for WTA players. Over the past 10 years, he has coached international juniors of all nationalities, ages, and abilities, developing a reputation for producing confident, technically sound young players.

Arm is especially known for his ability to make tennis fun, engaging, and energetic while maintaining high standards and strong work ethic on court. His sessions are structured, dynamic, and full of positive energy.

Beyond junior development, Arm is extremely popular with adult club players, who value his enthusiasm, clarity, and ability to challenge players while keeping the environment enjoyable and motivating.

Regina Kalimullina (Coach Regina)

Senior Performance Coach / 🇷🇺 Russia

Regina holds the prestigious Master of Sports of Russia accreditation in tennis, earned through her extensive experience both competing and coaching at a high level. She has won numerous tournaments domestically in Russia and internationally, excelling in both singles and doubles, and has competed on the ITF professional tour.

Regina is a highly professional and detail-oriented coach, known for her firm standards and technical precision on court. She specialises in working with driven, committed players who are serious about improving their performance and are ready to embrace structured, disciplined training.

She is particularly well suited to performance-level juniors and adults seeking technical refinement or a complete technical reset. Regina’s sessions are intense, focused, and built around high expectations, helping players rebuild fundamentals, strengthen tactical understanding, and develop the consistency required for competitive success.

Her approach suits motivated athletes who value clarity, accountability, and a results-focused training environment.

Development Coaches

Peerapat Chowpattanakul (Coach Pee)

Development Coach / 🇹🇭 Thailand

Coach Pee holds a Bachelor of Physical Education from Songkla University and brings strong sporting knowledge and practical coaching experience to the court. He spent 3 years at AC Sport Centre in Hatyai, he has worked with a wide range of players, developing the ability to adapt his approach to suit individual needs and learning styles.

Now in Phuket, Coach Pee specialises in coaching adult beginners and recreational players, creating a welcoming and supportive environment for those starting their tennis journey or returning to the game. His coaching style is high-energy, friendly, and straightforward, with a clear focus on keeping tennis simple, accessible, and enjoyable.

He places strong emphasis on building confidence, improving consistency, and helping players understand the fundamentals without overcomplicating technique. Adult players particularly value his patience, encouragement, and ability to make sessions both productive and fun.


Coach Pee is ideal for players looking to develop their skills in a relaxed yet structured setting while steadily building confidence on court.

Chanyaphat Boonyawatvanith (Coach Bright)

Development Coach / 🇹🇭 Thailand

Coach Bright, also known as “Mr Happy,” is an experienced Thai national-level player and dedicated junior development coach from Songkhla. Having started tennis at just five years old, the sport has always been at the centre of his life. As a player, he competed at national and international level, representing his province in the National Youth Games and National Student Games, and later competing against some of Thailand’s top university players.

After gaining coaching experience in Songkhla, Bright relocated to Phuket to join the Academy, where he began as a Hitting Partner then Assistant Coach. Under the direct mentorship and guidance of Academy Director Coach Tom, he completed an intensive 12-month development programme before being promoted to Development Coach.

Coach Bright now specialises in junior player development, focusing on building strong technical foundations, correct movement patterns, and positive training habits from an early age. His sessions are energetic, structured, and engaging, creating an environment where young players can develop confidently while enjoying the learning process.

With his enthusiastic personality and strong technical grounding, Coach Bright is particularly well suited to junior players looking to progress through the Academy pathway with clarity, consistency, and support.

Suphadej Leardthanadee (Coach Beta)

Development Coach / 🇹🇭 Thailand

Coach Beta is a passionate coach from Phang-Nga with strong competitive experience in youth tennis, having competed in both domestic and international tournaments. Starting tennis at just four years old, the game has always been a central part of his life, and his enthusiasm for being on court is clear to everyone he works with.

Beta specialises in coaching beginner, recreational, and junior players, creating a positive and energetic environment where players can develop with confidence. He focuses on building solid technical fundamentals, introducing simple tactical understanding, and encouraging a strong, resilient mindset from an early stage.

Known for his positivity and encouragement, Beta believes that players should always find ways to enjoy their tennis while continuing to improve. His sessions are engaging, supportive, and designed to help players feel comfortable as they build their skills.

As one of the Academy’s developing coaches, Beta is highly committed to his own growth and is continually learning, studying, and refining his coaching under the guidance of the senior coaching team. His dedication to improvement ensures that his players benefit from both his energy on court and his desire to become the best possible coach for them.

Strength & Conditioning Coaches

Kitty Teppo (Coach Kitty)

Head of Strength & Conditioning / 🇹🇭 Thailand & 🇫🇮 Finland

Coach Kitty is a former Finland Junior National tennis player whose competitive background underpins her high-performance approach to Strength & Conditioning. She transitioned into coaching early in her career, qualifying as a Personal Trainer and Strength & Conditioning coach in 2011.

Having trained professional athletes in some of the islands’ most respected gyms, Kitty brings elite-level physical preparation to tennis. She now specialises in tennis-specific S&C, leading all off-court development including strength, speed, agility, movement efficiency, injury resilience, and long-term athletic progression.

As Head of Strength & Conditioning, she delivers structured, performance-driven programmes tailored to the individual needs of each athlete — from developing players to high performers. Her coaching style is disciplined, demanding, and energising, combining accountability and intensity with the ability to adapt intelligently to every player she works with.

Hitting Partners

Tapat Paevaroonakul (Hitting Partner Preem)

Hitting Partner / 🇹🇭 Thailand

Preem began playing tennis at the age of 8 and quickly developed a passion for competitive tennis. He has represented Phuket Province in major national events, including the National Youth Games and National Student Games, and competed for Assumption University (ABAC) in intercollegiate competitions.

Playing to an ITN 3 level, Preem is able to train and rally confidently with players across all standards — from developing juniors and club players through to high-performance and professional athletes.

As a hitting partner, Preem is known for his professionalism, consistency, and strong work ethic on court. He brings intensity and focus to every session, ensuring players receive high-quality repetition and match-realistic training. At the same time, his friendly and approachable personality makes him easy to work with and popular among players of all ages.

Preem is currently progressing towards becoming a full-time coach, continuing to expand his knowledge and experience within the academy environment.