© 2026 Oracare. All Rights Reserved.
Leon Luai
CEO
Oracare Group
Master of Business Administration, NUS (Singapore)
A veteran healthcare executive with over 20 years of experience, Leon has served in various leadership positions in public and private healthcare organisations providing primary to tertiary care, and long-term care. He has extensive experience in policy planning and strategy formulation, clinical services development, quality management, hospital and clinic operations, as well as corporate marketing, business development in Singapore and regional markets such as Southeast Asia and Middle East.
Leon completed his undergraduate degree in UK under the Singapore Government Scholarship, followed by a Master of Business Administration in National University Singapore. Driven by a desire to give back to society, Leon serves for over a decade as a volunteer community leader in grassroots organisations and community development councils, and on the board of Silver Ribbon Singapore. He received the National Day Award in 2008 in recognition of his exemplary contributions.
As Chief Executive Officer, he is focused on the goal of developing Oracare into the leading dental group in Southeast Asia.
Andy Cropp
CFO
Oracare Group
Bachelor of Science in Mathematics, Durham University (UK)
Having worked as a finance professional for over 20 years, Andy has a passion for the entrepreneurial environment.
Since qualifying as a Chartered Accountant with EY in 2003, his career has been focussed on Mergers and Acquisitions for SME's across many industries, with a speciality in Private Equity transactions. This experience was compounded during his two years as an Investment Manager at the UK private equity firm, Bridgepoint Development Capital.
With a brief stint as CFO of a London-based tech start-up before joining Oracare in 2016, Andy has a rounded financial understanding having been Advisor, Investor, and now as an integral part of the management team.
Now, in his role as Chief Financial Officer of Oracare Group, he seeks to drive growth and long term value creation for the business and its stakeholders. What he enjoys the most is meeting like-minded dental entrepreneurs and paving the way for shared success.
Dr. Adisorn Hanworawong
Founder & CEO
MOS Dental
2000 Doctor of Dental Surgery Chulalongkorn U. ( BKK )
2004 Master of Implant Dentistry gIDE/UCLA ( USA )
2008 Master of Science in Regenerative Medicine
Faculty of Medicine CU. ( BKK )
In 2000, Dr. Adisorn Hanworawong started a modest dental clinic equipped with only two dental units. Despite limited resources, his commitment to efficiency and high-quality service earned the trust of patients, leading to remarkable growth. Under his management, MOS Dental has expanded to 30 branches with over 100 dental chairs, employing advanced dental technologies such as multiple implant systems, professional tooth whitening equipment, digital X-ray units, and CT scanners. More than 100 specialized dentists provide exceptional care across these clinics.
MOS, which stands for Miracle of Smile, embodies the belief that a charming smile can lead to personal success. The clinic not only focuses on enhancing beautiful smiles and healthy teeth but also aims to build confidence in its patients.
As the founder and CEO of MOS Dental, Dr. Adisorn has integrated his dental expertise and business acumen to make MOS Dental a key part of the Oracare group. With a shared vision of becoming a leading dental group in Southeast Asia, he continues to push the boundaries of dentistry.
Dr. Shaun A. Thompson
Founder & Dental Surgeon
Expat Dental
Bachelor of Arts, Univ. of Tenn (USA)
Doctor of Dental Surgery, Univ. of Tenn (USA)
Blockchain Technology & Applications Cert, MIT (USA)
Dr. Shaun Thompson is a dental entrepreneur and global operator in transformative dental solutions. Shaun has over 15 years of experience in identifying new technology trends and building teams and products. Shaun has lived and built businesses in South America, Asia and the United States, giving him a deep understanding of cultural and market needs, and negotiating skills. Shaun is a thought leader in blockchain technology applications in the Dental Services Organization (DSO) space and the future of dentistry.
In 2013 Shaun founded The Expat Dental Group to serve the 232 million expats moving around the globe via Expat Dental branded dental spas and partner clinics that operate in a network and are powered by the Dental Service Organization (DSO) backend technology. Headquartered in Singapore, Expat Dental partnered with Oracare Group in 2019 to expand further throughout S.E. Asia. The next phase of growth is global roll-out of the network to expat-dense hubs around the world.
As part of the Oracare Group leadership team, he is passionate about investing in charismatic entrepreneurs and new technologies in the dental space such as blockchain to drive value for stakeholders and build something that is truly unique.
Dr Charlston Escudero Uy
Founder & CEO
UDC
MSc., DICOI, FIAOMS, FAAOMS (Manila, Philippines).
Dr. Charlston Uy is the visionary founder and CEO of Uy Dental Clinic Group (“UDC”), a multi-specialty dental group in the Philippines. Established in 2010 with a single clinic, Dr. Uy has successfully expanded UDC to 18 branches across Metro Manila, offering comprehensive and affordable oral care services and dental diagnostics.
Under Dr. Uy's leadership, UDC has grown to become one of the most recognized and trusted names in dental healthcare in the Philippines. The clinic's vision is to provide globally competitive services, a goal that is achieved through the dedication and expertise of a competent team of highly trained dental professionals, each a specialist in their respective fields.
As CEO, Dr Charlston Uy will continue to spearhead UDC's strategic growth, working closely with Oracare to expand UDC’s footprint throughout the Philippines. This partnership focuses on geographical expansion, staff training, advanced technology, and superior patient care, ensuring high clinical standards across all UDC clinics.
Jena C. Munoz
CEO
Expat Dental
Bachelor of Arts (BA) with Honors, Bates College, Maine (USA)
Juris Doctorate in Law from Boston University (Massachusetts, USA)
Jena C. Munoz is an American trained attorney who has practiced law since 2003. Jena’s legal experience comprises a variety of practice areas including civil litigation, municipal tax and property law. Her background includes trial experience in both state and federal courts, including appellate jurisdictions. She has been practicing corporate law and compliance in Singapore since 2014.
Ms. Munoz received her Bachelor of Arts (BA) degree with honors from Bates College, Maine (USA) in 2000. She then went on to earn her Juris Doctorate degree (JD) with honors form Boston University School of Law, Massachusetts (USA) in 2003. She is a member of the Massachusetts Bar Association, American Bar Association and the Singapore Corporate Counsel Association. Jena has served as a clerk to judges in both the Massachusetts State Superior Court and Federal District Court of the United States.
Jena joined expatdental® in 2014 and currently the Chief Executive Officer.
Dr Steven Herwono
Founder & CEO
Tawa Dental Studio
Dr Steven Herwono is one of the founding members of Tawa Dental Studio, a clinic born from his lifelong passion for enhancing lives through dentistry. From a young age, Dr Steven was driven by the purpose of bringing happiness and confidence to others, and through Tawa Dental Studio, he channels this vision by helping patients achieve brighter, healthier smiles.
A graduate of one of Indonesia’s most prestigious dental schools, Dr Steven focuses on orthodontics and aligner systems. He firmly believes that good dental health begins with proper teeth alignment from an early age, setting the foundation for a lifetime of healthy smiles.
Outside of the clinic, Dr Steven enjoys immersing himself in music and staying active through sports such as tennis, basketball, and cycling. On weekends, you might even spot him riding his bike around Tawa Dental Studio, connecting with the community he serves.
