The Big Four are the four largest professional services networks in the world: Deloitte, EY, KPMG, and PwC. They are the four largest global accounting networks as measured by revenue. [1] . The table provides estimated salary ranges for various Big 4 audit consulting roles in India, based on Glassdoor data with each role description briefly explains the main responsibilities and tasks associated with the position.Additional considerations mention potential bonuses and benefits packages offered by Big Four firms.Remember, while salary is an important factor, consider the overall career development opportunities, work culture, and project type when evaluating a Big 4 Companies ... The Big 4 companies —Deloitte, PwC, EY, and KPMG—play an important role in India’s economy. Their work helps businesses grow and keeps the country’s financial systems strong. Who are the top 10 accounting firms in the world in 2025? The big 4 accounting firms are at the top of the list followed by the mid tier accounting firms . Which mid tier accounting firms made the list of the largest public accounting firms this year. The top 10 largest accounting firms by revenue: