Ranjna Patel and her husband are at the helm of an Auckland healthcare empire and they've used some of their success for philanthropic projects, including tackling domestic violence. Mrs Patel says she has no formal qualifications but along with her husband, Dr Kanti Patel they run the Nirvana Health Group which has more than 30 clinics. From small beginnings with a solo GP practice in Otara in 1977, the couple now has the largest private, clinician-owned network of general practices in the country. The Nirvana Health Group has accident and medical clinics across greater Auckland and include East Tamaki, West Auckland and Mt Roskill health care and the White Cross Clinics. The business employs more than 800 staff from 40 different ethnic groups, and has more than 190,000 registered patients, many from lower socio-economic communities.