H&R Block is the largest tax preparation firm worldwide, founded in 1955 in Kansas City. It has served over 25 million clients through over 12,000 offices in the US and has expanded globally to Canada, Australia, India, and Brazil. In India, H&R Block aims to become the largest, most credible tax filing services provider, enabling millions to participate in the tax system. It offers online assisted tax filing services and self-filing through over 700 tax experts across India.