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About Us

Dr Greg Gasiorowski,

Principal Dentist BDS (Lond)

GDC No. 66817

Greg has been the Principal Dentist at ARK Dental since 1998. Greg was raised in Kenya, educated at Harrow School and qualified from Guy's Hospital Dental School in 1991. His interests include Minimally Invasive Dentistry and Cosmetic Dentistry and his patients recommend him for his reassuring manner and gentle dentistry. He is a member of ADAPT, the professional group for dental product testing. He has a keen interest in new dental technology and the way it improves our patients' dental experience.

Dr Minas Leventis,

DipDS, MSc, PhD

Oral Surgery & Implants

GDC No. 244177

Dr. Leventis is an accomplished Visiting Clinical Instructor and Researcher at the University of Athens Dental School, where he leads courses in Oral Surgery, Bone Grafting, and Implantology for both undergraduate and graduate students. In addition to his teaching responsibilities, Dr. Leventis conducts cutting-edge research in the field and has a strong record of publication in top-tier international journals, including the Journal of Cranio-Maxillofacial Surgery, TripleO, Implant Dentistry, Compendium, and EDI Journal. He is highly regarded within the academic community and has been invited to deliver lectures around the world on various scientific topics in Oral Surgery. Dr. Leventis is a valuable member of his team, bringing expertise, passion, and a commitment to excellence to his work.

Dr Minas Leventis

Dr Dheepthi Jana,

BDS Manchester,


PG Dip (Endodontic Practice)

GDC No. 177431

Dheepthi gained her BDS qualification from Manchester University and spent several years consolidating her skills in general dental practice in London and the South East. Alongside general practice, she completed her examinations to attain her Membership of the Joint Dental Faculties (MJDF) of the Royal College of Surgeons (England).

Through her years in practice, Dheepthi developed a keen interest in root canal treatments and furthered her education in this discipline by completing a Diploma at the Eastman Dental Institute, graduating with Merit. 

She is currently completing her specialist training in Endodontics at the prestigious King’s College, London. She currently splits her time seeing patients at Guy’s Hospital and in private practice.  She strives to provide consistent, high-quality endodontic treatment in a pain-free and comfortable environment.


Emilia Bursuc

Dental Nurse

GDC No. 294373



Emilia works with Greg as his Dental Nurse and qualified in 2021. She is interested in pursuing a dental career and is keen on all things dental. She has many years of experience working as a teacher with young children and is calm and efficient. She will ensure that your visit with us is as comfortable and pleasant as possible.


Gosia Cygan

Receptionist &

Dental Nurse

GDC No. 209039




Gosia is an experienced Dental Nurse with a warm and friendly demeanor. She is highly skilled at ensuring that patients feel comfortable and at ease during their dental appointments. Her efficient and attentive approach to patient care ensures that all enquiries and concerns are addressed promptly and professionally. 


Jo Gasiorowski

Practice Manager




Jo has been involved in running the practice and setting up systems for a number of years. You may also see her at the reception and she will be happy to answer any questions you may have with respect to dental procedures and administration.

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