medical
team
Dr Jenna Burton Donald
General Practitioner
Dr Jenna Burton Donald
General Practitioner
Dr Jenna Burton is the General Practitioner at Sigma Clinic, overseeing clinical governance, medical standards, and treatment protocols across aesthetics, health optimisation, and preventative medicine. British trained, she holds an MBChB from the University of Manchester and an MSc in Health Policy from Imperial College London. With over a decade of experience in the UAE, Dr Burton has worked across emergency medicine, aviation medicine, general practice, aesthetics, and wellness leadership. She is American Board qualified in Aesthetic Medicine and takes a conservative, results driven approach focused on structural balance, skin health, and natural male outcomes. Alongside aesthetics, she designs personalised health optimisation programmes integrating diagnostics, hormones, peptides, nutrition, and regenerative therapies to improve performance and longevity. At Sigma, Dr Burton ensures every treatment meets the highest clinical standards, delivering measurable progress for high performing men.
Narimane Merabet
Laser Hair Reduction Therapist/ Beauty Therapy
Narimane Merabet
Laser Hair Reduction Therapist/ Beauty Therapy
Narimane is a CIDESCO certified aesthetician with more than 20 years of international experience across Switzerland, Canada, and the UAE. Licensed in both aesthetics and laser therapy, she has worked with a wide range of advanced technologies used in leading clinics around the world.At Sigma, she leads the aesthetics team with precision and meticulous care, helping men achieve visible results while building long term skin health. Fluent in English, Arabic, and French, Narimane combines technical expertise with a results driven approach that aligns perfectly with Sigma’s mission of performance and optimisation.
Jaivimin Lyka Guinto
Registered Nurse
Jaivimin Lyka Guinto
Registered Nurse
Lyca is a DHA licensed nurse with more than 10 years of experience across dermatology, plastic surgery, and hospital care. Calm, precise, and highly skilled, she assists doctors across a wide range of advanced procedures while maintaining the highest standards of safety and professionalism.As Head Nurse, Lyca oversees clinical excellence throughout Sigma, ensuring every treatment is delivered with precision and care. Her leadership and reassuring approach help clients feel confident and supported throughout their transformation journey.
Justy Thomas
Assistant Nurse/ Laser Hair Reduction
Justy Thomas
Assistant Nurse/ Laser Hair Reduction
Nurse and Laser TherapistJusty brings over a decade of experience in Dubai’s leading dermatology and aesthetic clinics. Known for her accuracy, composure, and patient centred care, she specialises in delivering safe, effective laser and aesthetic treatments tailored to men’s unique skin needs. At Sigma, she provides precise, results driven treatments that help clients take control of their appearance and confidence, supporting the clinic’s mission of performance and optimisation.
Ambily
Nurse and Laser Therapist
Ambily
Nurse and Laser Therapist
Ambily is a highly experienced nurse with more than 11 years in critical care, outpatient services, and medical aesthetics. Her background includes leading nursing teams and providing expert laser and aesthetic treatments across renowned Dubai clinics. At Sigma, she combines her clinical expertise with a meticulous approach to treatment delivery, helping men achieve lasting results through safe, effective, and well executed care. Her professionalism and attention to detail embody the standards of excellence that define Sigma Clinic.
Rajithra Anuroop
Assistant Nurse
Rajithra Anuroop
Assistant Nurse
Rajithra is a DHA licensed nurse with more than 10 years of experience across dermatology and medical aesthetics in Dubai. She has worked in several leading clinics, assisting in procedures including injectables, regenerative therapies, skin boosters, and advanced laser treatments.At Sigma, she brings strong clinical expertise and meticulous attention to detail, ensuring every client receives safe, professional, and results driven care throughout their optimisation journey.
Celica Labarda
Massage Therapist
Celica Labarda
Massage Therapist
Celica is a DHA licensed massage therapist specialising in therapeutic recovery treatments that help clients relieve tension, improve circulation, and restore physical balance. With extensive experience working in medical and wellness clinics in Dubai, she focuses on treatments that support recovery, mobility, and overall wellbeing.
Her expertise includes deep tissue massage, lymphatic drainage, cupping therapy, reflexology, and traditional Tui Na techniques. Celica also provides restorative relaxation treatments and specialised body therapies including detoxifying mud wraps designed to support circulation and skin health.Before joining Sigma Clinic, Celica worked in leading medical and slimming therapy clinics in Dubai where she developed personalised treatment plans, supported patients through recovery programmes, and helped clients achieve measurable improvements in their health and wellbeing.Known for her warm professionalism and attentive approach to client care, Celica delivers treatments that are both deeply restorative and highly effective.At Sigma Clinic, Celica helps high performing men relieve physical stress, recover faster, and maintain their overall wellbeing.leadership
team
Mark
Founder & CEO
Mark
Founder & CEO
With over 15 years of experience in financial services and entrepreneurship, Mark founded Sigma Clinic with a mission to redefine male optimisation through science, precision, and performance. Drawing on his background in building successful businesses and his lifelong dedication to health, fitness, and self-improvement, Mark created Sigma as a space for men to become the best version of themselves physically, mentally, and professionally.His vision combines medical excellence with real world results, ensuring every client receives a personalised, outcome driven experience. Mark’s leadership philosophy centres on mastery, discipline, and progress, shaping Sigma into a brand that stands for confidence, performance, and longevity.
Lucy
Associate Director
Lucy
Associate Director
With over 15 years of expertise in advanced facial treatments and skin health, Lucy serves as Associate Director at Sigma Clinic, where she shapes the clinic’s strategy, vision, and ethos. Her approach, cultivated in London alongside leading surgeons, reflects a deep understanding of male skin health and holistic wellness.Her leadership combines technical expertise with a wellness first philosophy, ensuring Sigma remains at the forefront of male optimisation, where looking better, living cleaner, and performing stronger go hand in hand.Currently advancing her studies in naturopathy, nutrition, and functional medicine, Lucy ensures every aspect of Sigma embodies a refined, integrative philosophy that elevates wellbeing, confidence, and longevity for the modern gentleman.
Rebecca
Head of HR and Operations
Rebecca
Head of HR and Operations
With over a decade of experience across the wellness, aesthetics, and financial sectors, Rebecca brings a rare combination of industry insight, operational excellence, and people focused leadership to her role as Head of HR and Operations at Sigma Clinic.Beginning her career in the beauty and wellness industry, she managed high performing spa and salon teams before becoming a Senior Lecturer at a DHA recognised beauty academy in Dubai, where she trained future professionals to international and DHA standards.Her career later evolved into the corporate sphere, supporting senior directors within leading financial firms and refining her expertise in compliance, business administration, and executive operations.Today, Rebecca draws on her unique blend of creative and corporate experience to lead HR and operations at Sigma Clinic, fostering a culture of excellence, efficiency, and elevated patient care.
Chloe
Clinic Manager
Chloe
Clinic Manager
Chloe brings a wealth of experience in clinic operations, client relations, and luxury service management to her role as Clinic Manager at Sigma Clinic. Having worked within premium medical and wellness environments across the UAE and UK, she ensures that every element of the patient journey reflects Sigma’s values of discretion, precision, and excellence.Her background in aesthetic operations and patient coordination has shaped her ability to manage complex schedules, lead diverse teams, and deliver seamless client experiences. Chloe’s leadership style is calm, structured, and people focused, creating a standard of service that aligns with Sigma’s reputation for quality and professionalism.
Hannah
Client Concierge
Hannah
Client Concierge
Hannah serves as Sigma’s Client Concierge, ensuring every client experience is seamless, personal, and elevated from the moment they step through the door. She plays a central role in managing each stage of the client journey, from initial consultation and payment to scheduling future appointments and follow up care.With a background in luxury client experience and wellbeing management, Hannah combines professionalism with warmth and discretion. Her attention to detail and intuitive approach embody Sigma’s philosophy of genuine care and precision, ensuring every client feels valued, supported, and in expert hands.
trusted
partners
Rob Pankhurst
Elite Online Coach & Founder of The Fit Dad Project
Rob Pankhurst
Elite Online Coach & Founder of The Fit Dad Project
Rob is an elite online coach and founder of The Fit Dad Project, a results driven coaching platform helping men transform their fitness, performance, and mindset. With over two decades of experience, he has worked with everyone from high performing professionals to elite athletes and even teaches personal trainers how to become better coaches.A former British Army Physical Education Instructor with advanced qualifications in strength training, nutrition, and CrossFit, Rob’s approach blends discipline with practicality. His coaching style is structured, accountable, and designed to deliver measurable results.Rob partners with Sigma as an external coach, providing clients with expert online training and structured accountability beyond the clinic. His methods reflect the same commitment to excellence and performance that define the Sigma philosophy.
Paul Boyes
Co-Owner of Fit Squad DXB
Paul Boyes
Co-Owner of Fit Squad DXB
Paul is the co owner of Fit Squad DXB, Dubai’s leading personal training service known for its elite team and science based approach. With over a decade of coaching experience, he has built one of the most respected fitness networks in the region, delivering exceptional results for busy professionals and high performing clients.A seasoned personal trainer himself, Paul understands that every client needs the right coach, not just a good one. His process focuses on matching each individual with a trainer whose expertise, style, and personality align with their goals, ensuring every session is efficient, motivating, and effective.Paul works with Sigma as an external referral partner, connecting clients to the most suitable in person trainers through his Fit Squad network. The collaboration ensures Sigma clients receive the same standard of quality, care, and progress outside the clinic as they do within it.
Ashleigh Mocke
Sports Therapist & Rehabilitation Specialist
Ashleigh Mocke
Sports Therapist & Rehabilitation Specialist
Ashleigh Mocke is an experienced sports therapist with a deep understanding of injury rehabilitation, recovery, and performance maintenance. Her work focuses on rebuilding strength, balance, and mobility through tailored recovery plans that address both the cause and the symptom.She is known for her precise, evidence based approach, combining manual therapy with corrective exercise to help clients recover faster and move more efficiently. Ashleigh works with Sigma as an external sports therapist, supporting clients through comprehensive rehabilitation and structured recovery beyond the clinic environment.
Fiona Brenninkmeijer
Integrative Nutritionist & Functional Medicine Practitioner
Fiona Brenninkmeijer
Integrative Nutritionist & Functional Medicine Practitioner
Fiona Brenninkmeijer is Dubai’s first Institute for Functional Medicine Certified Practitioner and a DHA licensed Integrative Nutritionist. With over 20 years of clinical experience, she specialises in optimising metabolic health, hormonal balance, and physiological performance through precision nutrition and functional medicine.Her approach combines advanced biomarker testing with evidence based nutritional science to identify the root causes of dysfunction and create targeted, sustainable solutions. Fiona’s background in sports nutrition and neuro linguistic programming allows her to address both the physical and behavioural aspects of transformation, helping clients achieve lasting change.As an external partner for Sigma, Fiona supports clients seeking expert nutritional guidance as part of their weight loss and optimisation programmes. Her science led, results driven approach aligns perfectly with Sigma’s commitment to measurable progress and long term health.
Rory Brown
Therapist & Performance Psychology Specialist
Rory Brown
Therapist & Performance Psychology Specialist
Rory Brown is a leading voice at the intersection of mental health, performance, and longevity. His work challenges the conventional approach to wellbeing by reframing health as the foundation of sustained success, clarity, and influence.With five years of clinical experience and over 17 years in the wellness industry, Rory has helped high performing entrepreneurs, CEOs, and industry leaders break through invisible barriers, transforming stress into resilience, pressure into focus, and setbacks into catalysts for growth.His unique methodology provides clients with a system for building not only longer lives, but more powerful ones. As an external partner for Sigma, Rory supports clients seeking to enhance psychological resilience, focus, and mindset as part of a complete optimisation journey, aligning with Sigma’s belief that true performance begins with strength of mind and body.
Anna Thiel
Clarity Coach & Men’s Performance Alignment
Anna Thiel
Clarity Coach & Men’s Performance Alignment
Anna Thiel is a trusted partner to Sigma Clinic, working privately with men who want to regain clarity, focus, and inner stability without losing their edge. Her work supports high performing men through periods of growth, pressure, and change, when success is still happening on the outside but something feels off internally.
Anna provides a confidential space for honest reflection, helping clients reconnect with themselves, their relationships, and the meaning behind what they are building. Her approach is grounded, intuitive, and built around presence rather than quick fixes, allowing men to move forward with sharper decisions, stronger emotional control, and sustainable energy.As part of the Sigma trusted partner network, Anna supports clients who want to feel aligned again, not just productive, and to perform from a place that actually feels good to live inside.