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Our team

PSI is a fully-integrated sports marketing agency that started in May 2018 and consists of a very strong and ambitious team.

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Yong-Chul YUN

Managing Director / Founder

Yong-Chul Yun has been in the sports marketing industry for 16 years and has been involved in international sports since 2003. He worked for a number of sports organizations including NBA (Indiana Pacers), PGA Tour, MLS (LA Galaxy), AFC (Asian Football Confederation), MP & Silva and Red Card Global. He was head of marketing operations with the Asian football Confederation for five years to run the commercial operations with AFC’s commercial partners.


He witnessed tremendous growth in the professionalism of sports in the Asia-Pacific region in general. He believes in the power of sports and recognizes opportunities in the market to work with global and local organizations to achieve their business goals and objectives through sports.

Thomas Sam

Senior Partnership Manager


Thomas’ career began at Red Bull which equipped him with the values and experiences of a dynamic brand. He is a seasoned project lead for multiple global sporting projects such as Formula One Grand Prix, MotoGP, E-Sports League (ESL) and IRONMAN. With a background in managing partnerships, brand activations and event execution, he is organised, a creative and solution-driven.“Team work makes the dream work” is something Thomas believes in. Be it as a professional, a sportsperson or for life in general, having common visions and goals are key to achieving greater heights. He also commits himself to lifelong learning and the endless pursuit of knowledge. “Man’s greatest asset is the unsettled mind”.

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Partnership Manager

Jacinta Yoo

Jacinta has experience in both hands-on and coordination in event management from hospitality industry to motorsports. She was then given an exciting opportunity to coordinate events for a homegrown racing team - OD Racing, from press conferences to launch parties. 

Working in a fast pace motorsports industry has allowed her to develop constructive plans and execute effective solutions under any circumstances. Adaptive and resourceful team player, she is dedicated to providing outstanding client services and high levels of performance. 
Life is a lifelong learning journey and she is determined to take up the challenge, whatever comes her way!

Tee Winnie

Senior Partnership Coordinator

Winnie specialises in account servicing. She handles a 360 overview of Clients’ accounts from PR, digital and social media management down to the nitty and gritty of coordinating events. Being a graduate of International Studies, she has a broad understanding of cross-cultural communication, equipped with negotiation skills.


What Winnie really finds important is having respect for each other. Not only client wise, but also on a personal level. Responsibility equals reliability, which is one of her core values. Another important quality she masters is sportsmanship; to stay proactive whether the odds are in your favour or not. "Keep your head up and remember to stay hungry."

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