Meet Our Team of Wellness & Cultural Experts

The soul of Medan Luxury Spa lies in its people. Our team is a carefully curated collective of seasoned hospitality professionals, certified wellness experts, and passionate cultural custodians. Each member brings a unique set of skills and a shared commitment to delivering an unparalleled experience rooted in the authentic traditions of North Sumatra. Our rigorous selection process and continuous training ensure that you are in the most capable and caring hands.

Dr. Arini Siregar

Founder & Chief Executive Officer

Credentials: MBA, Cornell University School of Hotel Administration; PhD in Cultural Anthropology, Universitas Gadjah Mada.

Bio: As the visionary behind Medan Luxury Spa and a key director within the Juara Holding Group, Dr. Siregar combines a deep understanding of the global luxury market with a passionate dedication to her Sumatran heritage. Born in Pematangsiantar, she spent two decades managing five-star wellness resorts for Aman and Four Seasons across Asia before returning to her roots. Her mission is to elevate Indonesian wellness practices to the global stage, ensuring they are presented with the respect, authenticity, and excellence they deserve. Dr. Siregar personally oversees our strategic partnerships and ensures our operations align with our core values, as detailed in our editorial standards.

Ibu Kartika Boru Hasibuan

Wellness Director & Head Therapist

Credentials: Certified Master Therapist (Indonesian Spa Therapists Association – ASTI); CIBTAC & CIDESCO Diplomas; Apprenticeship under Batak Datu in Samosir.

Bio: Ibu Kartika is the heart of our therapeutic practice. A fifth-generation healer, she possesses an encyclopedic knowledge of Batak botanicals and traditional massage techniques. She spent over ten years refining her innate skills with formal, internationally recognized certifications in anatomy, physiology, and aesthetics. Ibu Kartika is responsible for developing our entire treatment menu, including our signature Batak healing therapies. She leads our rigorous training program, ensuring every therapist on our team not only masters the technical aspects of their craft but also understands the spiritual and cultural significance behind each ritual.

Bambang Hartono

Director of Operations

Credentials: Certified Hotel Administrator (CHA), American Hotel & Lodging Educational Institute; ISO 9001:2015 Lead Auditor.

Bio: With over 15 years of experience managing luxury properties, including the JW Marriott Hotel Medan and The Ritz-Carlton, Jakarta, Bambang is the architect of our seamless guest experience. He is meticulous in his oversight of every operational detail, from facility maintenance and hygiene protocols to supply chain management and regulatory compliance with bodies like the Kementerian Pariwisata. Bambang ensures that the serene, tranquil environment our guests enjoy is built upon a foundation of world-class safety, efficiency, and operational excellence. His work is critical to upholding the promises we make on our Safety & Compliance page.

David Chen

Corporate Client & MICE Manager

Credentials: B.Sc. in Hospitality & Tourism Management, Pelita Harapan University; Certified Meeting Professional (CMP).

Bio: David specializes in crafting bespoke wellness solutions for our corporate clientele. Having previously managed corporate accounts for major airlines and convention centers in Jakarta and Singapore, he understands the unique pressures faced by modern executives. David works directly with HR departments and executive assistants to design programs that range from individual executive retreats to full-day wellness off-sites for management teams. He is the primary point of contact for our partners in the financial, agricultural, and diplomatic sectors, ensuring their wellness needs are met with discretion and precision.

Sari Indah

Lead Aesthetician & Product Development

Credentials: Licensed Aesthetician (Lembaga Sertifikasi Profesi); Advanced Diploma in Organic Skincare Formulation.

Bio: Sari bridges the gap between ancient botanical wisdom and modern dermatological science. She leads our facial and skin therapy division, specializing in treatments that utilize potent, locally sourced ingredients like Sumatran coffee, mangosteen extract, and candlenut oil. Sari works closely with Ibu Kartika to research and develop our exclusive line of spa products, ensuring they are free from harmful chemicals, sustainably sourced, and highly effective. Her passion is in demonstrating how Indonesia’s natural pharmacopeia can deliver results that rival any international luxury skincare brand.


Continue exploring Medan Luxury Spa:
Our Medan Luxury Spa Service ·
Meet Our Team ·
Editorial Standards ·
Methodology ·
Sustainability ·
Safety & Compliance

Imagine the gentle caress of warm volcanic stones, infused with potent local herbs, easing tension from every fiber of your being. This profound sense of renewal is not merely a service; it’s a meticulously orchestrated experience, brought to life by the dedicated individuals who form the backbone of Medan Luxury Spa.

Crafting your bespoke wellness journey at Medan Luxury Spa

At Medan Luxury Spa, we understand that true luxury is deeply personal. Our team, a harmonious blend of international expertise and local wisdom, excels at curating bespoke wellness journeys tailored precisely to your unique needs and desires. From the moment you step into our serene sanctuary, a dedicated wellness concierge, guided by the insights of our expert therapists and nutritionists, will conduct a comprehensive consultation. This personalized approach ensures that whether you seek profound relaxation, targeted rejuvenation, or a holistic detox, your program at Medan Luxury Spa is meticulously designed to deliver tangible, transformative results.

The synergy within our team is what truly sets us apart. Our certified therapists, with an average of 15 years of experience, are not just practitioners; they are intuitive healers who combine advanced techniques with a profound understanding of the body’s energy pathways. They work in concert with our resident culinary team, who craft nourishing, delicious meals using locally sourced ingredients, and our cultural guides, who enrich your stay with immersive experiences rooted in North Sumatran traditions. This integrated approach ensures that every aspect of your time with us, from your daily treatments to your nutritional intake and cultural explorations, contributes to a cohesive and deeply impactful wellness journey.

Embracing Sumatra’s rich healing heritage

The therapeutic heart of Medan Luxury Spa beats with the ancient rhythms of Sumatra. Our team are passionate custodians of a healing heritage that spans millennia, bringing to life traditional practices passed down through generations. We delve deep into the island’s botanical bounty, harnessing the power of indigenous herbs, spices, and natural elements. Our signature treatments incorporate age-old Sumatran remedies, such as invigorating Jamu herbal preparations and deeply relaxing Urut Pijat massages, a traditional technique known for its profound muscular and energetic benefits. These practices are not merely replicated but are understood and applied with the utmost respect for their original intent and efficacy by our highly trained specialists.

Our commitment to authentic Sumatran healing extends beyond the treatment room. The team collaborates with local communities to source rare botanicals, ensuring their sustainable cultivation and preservation. Guests are invited to participate in workshops led by our cultural experts, where they can learn about the preparation of traditional remedies or the art of Sumatran batik. This immersive approach, guided by individuals who live and breathe this heritage, offers a unique opportunity to connect with the island’s soul. It’s an experience that goes far beyond typical spa indulgence, offering a genuine glimpse into the profound wisdom of North Sumatra’s healing traditions, some of which date back over 1,000 years.

Sustainable luxury: A commitment to community and environment

True luxury, for us, is intrinsically linked to responsibility. The team at Medan Luxury Spa is deeply committed to a philosophy of sustainable luxury, ensuring that our pursuit of exceptional wellness experiences goes hand-in-hand with a profound respect for our environment and the communities that enrich our offerings. We meticulously source over 90% of our botanicals and ingredients from local farmers and artisans within a 100-kilometer radius, fostering economic growth and preserving traditional agricultural practices. This direct relationship ensures the freshest, highest-quality components for your treatments and meals, while simultaneously reducing our carbon footprint and supporting the livelihoods of local families.

Our commitment extends to every facet of our operations. From our eco-conscious architectural design that minimizes energy consumption to our rigorous waste management and water conservation programs, every decision is made with an eye towards sustainability. Our team actively engages in community outreach, supporting local education initiatives and cultural preservation projects. By choosing Medan Luxury Spa, you are not just investing in your own well-being, but also contributing to a virtuous cycle of ethical tourism that empowers local communities and protects the pristine natural beauty of North Sumatra for generations to come. Learn more about Indonesia’s broader commitment to sustainable tourism at Indonesia.Travel.