Vertex

Vertex provides software that calculates, reports and supports defense of indirect taxes such as sales and use tax, VAT and GST. Its tax engine determines the right tax at the point of transaction using rates and rules for many jurisdictions, and its returns tools prepare and file filings. The software connects to ERP, billing and commerce systems including SAP and Oracle, and adds AI features for product categorization and workflow automation. Customers are tax and finance teams in sectors such as retail, communications, hospitality and manufacturing. The company is based in the United States and sells in many countries.