Dr. Alok Narayan is a Medical Practitioner and Occupational Health Specialist based in Sydney, New South Wales. He completed his Bachelor of Medicine, Bachelor of Surgery (MBBS) at the University of Adelaide in 2006. With a broad medical background spanning emergency medicine, orthopedics, and elite sports medicine consulting, Dr. Narayan specializes in occupational health, injury management, and independent medicolegal evaluations across Australia.

He serves as the Founder and Medical Director at Persona Health, where he leads initiatives in occupational medicine, fitness-for-duty assessments, and pre-employment health screening across heavy industries including rail, mining, and construction. Additionally, Dr. Narayan conducts medicolegal assessments and independent medical examinations through organizations such as Medicolegal Assessments Group and the Australian Specialist Hub, evaluating work-related injuries and complex rehabilitation cases.

Dr Deep Kumar is from Ranchi and finished MBBS in 1995 from Ranchi Medical College and Hospital. Dr Deepkumar did MS General Surgery from Indore, Senior Residency from SGPGI in Gastroenteritis.  Dr Kumar worked as a surgeon in Mukerian, Punjab for many years.

Dr Deep Kumar moved to Australia in 2005, did FRACGP & DRANZOG adv, and worked as a Procedural Obstetric GP in Parkes (NSW).

After working in public hospitals for several years, Dr Deep Kumar is now a GP with multiple skills in Central Coast (Wyoming Medical & Dental Centre) for last 11 yrs.