Dr. Durántez is a leading pioneer in Proactive Preventive and Age Management Medicine in Spain, with more than 30 years of experience helping people improve their health, performance, and longevity. He holds a Medical Degree and PhD “Cum Laude” from the Autonomous University of Madrid, is a Specialist in Sports and Exercise Medicine, and completed advanced training in Age Management Medicine in the United States (CERF, 2011). His approach combines the latest scientific advances with the principles of the six “Ps” of medicine: Preventive, Proactive, Participatory, Predictive, Personalized, and Pleasurable, integrating science with a human touch. Dr. Durántez has cared for elite athletes and renowned figures from the business, cultural, and political worlds. He is a member of SEMAL and SEMED, and was recognized among Forbes’ Top 100 Doctors in Spain in 2018, 2019, and 2020

Dr. Sada is a medical doctor specializing in Family and Community Medicine, with a strong focus on Preventive and Longevity Medicine. She holds a Medical Degree from Francisco de Vitoria University, completed her residency at Fundación Jiménez Díaz University Hospital, and earned a Master’s in Aesthetic, Regenerative, and Anti-Aging Medicine from the Complutense University of Madrid. She also completed advanced training in Age Management Medicine through the American Academy of Anti-Aging Medicine (AMMG), as well as the ReCODE program, specialized in the prevention and reversal of cognitive decline. Her international training includes rotations at Jackson Memorial Hospital (Miami), Centre Médico Chirurgical Wallerstein (France), and Kilimanjaro Christian Medical Centre (Tanzania). Dr. Sada is a member of semFYC, author of several medical publications, and academic collaborator in postgraduate programs. Her clinical experience led her to embrace a holistic view of medicine, focused on optimizing health and preventing chronic diseases. At Clínica Neleva, she integrates advanced knowledge in Age Management Medicine to empower her patients to live healthier, longer, and more fulfilling lives

Dr. Fernández Llorente is a medical doctor specializing in Internal Medicine and Anesthesiology, with over 20 years of clinical experience. She earned her Medical Degree from the University of Alcalá de Henares and completed dual MIR residencies at Hospital Clínico San Carlos (Internal Medicine) and Hospital General de Segovia (Anesthesiology and Resuscitation). Her growing focus on preventive and longevity medicine led her to complete the Chronos Method Master’s Degree in Anti-Aging and Longevity Medicine. She integrates evidence-based strategies in nutrition, exercise, sleep, circadian health, and microbiota balance to promote vitality and extend healthspan. At Clínica Neleva, Dr. Fernández Llorente applies a proactive and personalized approach to empower her patients to live longer, healthier, and more fulfilling lives.

Dr. Tejeda is a specialist in Internal Medicine with over 20 years of experience in clinical practice, teaching, and research. She earned her Medical Degree from the Complutense University of Madrid and her PhD in Medicine (Cum Laude), following her residency at Fundación Jiménez Díaz University Hospital. She also holds postgraduate degrees in Cardiovascular Risk, Diabetes, Hospital Management, and Medicine of Ageing. Throughout her career, Dr. Tejeda has provided expert care in leading hospitals, including Hospital Universitario de Getafe, Hospital de Coslada, and Hospital Montepríncipe. In parallel, she has been an educator at Universidad CEU San Pablo and Universidad Camilo José Cela, and a mentor for medical residents. Today, she focuses her practice on Preventive Medicine and Healthy Ageing, combining her deep clinical knowledge and academic experience to promote long-term health, vitality, and well-being.

Marina Rivas is a certified Health & Wellness Coach specializing in bio-individual nutrition, sustainable lifestyle habits, and holistic well-being. She is based in Spain and collaborates with Clínica Neleva, an innovative health clinic that focuses on preventive and personalized care. Marina’s journey into health coaching began after a personal transformation. Initially working in finance, she transitioned to a health-focused career after realizing the importance of a balanced lifestyle. She studied at the Institute for Integrative Nutrition in New York and earned a Grand Diplôme in French cuisine and pastry from Le Cordon Bleu. Her approach combines nutrition, physical activity, sleep, stress management, and positive relationships to promote overall wellness. As an author, Marina has co-authored several cookbooks with her mother-in-law, Inés Ortega, including the latest titled Nuestros Táper. Her work has been featured in prominent media outlets such as ¡HOLA!, Vanity Fair, and Elle. Through her coaching programs, Marina helps clients make lasting changes by focusing on personalized, sustainable habits that enhance energy, health, and happiness.

María López-Bueno is a registered nurse (Enfermería) serving as part of the clinical staff at Clínica Neleva. She works within the clinic's Assistance / Care Team, supporting the clinic’s mission of delivering precision medicine, preventive care, and personalized health strategies. At Clínica Neleva, María contributes to the patient-centered care paradigm by partnering with the clinic’s multidisciplinary staff. Her role supports the clinic’s objectives in optimizing healthspan through monitoring, care coordination, and helping patients maintain vitality and well-being over time. María is part of an organization with over 15 years of experience in preventive and anti-aging medicine, having served more than 1,500 clients and conducted over 18,000 diagnostic tests in the field of longevity.