PwC  PwC is one of the companies in the so-called "Big Four," the largest global auditing firms. It operates in 151 countries, and in Poland, it employs over 7,000 people as part of a global team of more than 327,000 individuals. The company primarily provides services

EY is an international firm providing services in audit, consulting, tax, law, and risk management. Its professionalism is affirmed by globally recognized partners such as Microsoft, SAP, and IBM. EY collaborates with the largest companies, including 72% of firms from the Forbes Global 2000 list and 84% from the Fortune