Vertex, Inc. engages in the provision of tax compliance software solutions. The company is headquartered in King Of Prussia, Pennsylvania and currently employs 1,400 full-time employees. The company went IPO on 2020-07-29. The firm operates as a solution provider of state, local and value-added tax calculation, compliance and analytics, offering software products which are sold through software license and software as a service (cloud) subscription. The firm also provides implementation and training services in connection with its software license and cloud subscriptions, transaction tax returns outsourcing, and other tax-related services. The company sells to customers located throughout the United States of America and internationally. The company offers a range of solutions, including tax determination, compliance and reporting, tax data management, document management, analytics and insights, pre-built integrations, industry-specific solutions, implementation services, and managed services. The firm offers various managed services, including indirect tax return preparation, filing and tax payment and notice management.