About ETSI

Image of the side of an office building with glass windows that reflect the blue sky and clouds aboveElectronic Tax Systems, Inc.™ (ETSI) provides tax software solutions and consulting to businesses of all sizes.  We provide products and services that are designed to help tax departments meet their needs relative to telecommunications, sales, and use tax regulations.  We also offer specialized solutions-development to companies.  Customer service is our primary concern.

Electronic Tax Systems, Inc.™ started in 2002 offering the telecommunications, sales, and use tax community the enterprise tax calculation engine, TaxGen™, which utilized CCH’s ZIPsales™, ZIPcomm™, and ZIPutil™ database products.  Our key personnel consist of individuals collectively having over 30+ years of tax and software development experience.  Our expertise in sales, use, and telecommunications tax calculation, as well as tax exemption regulations, has enabled us to produce a wide variety of products, while maintaining the ability to provide integration support and custom software development.  Our team has developed several add-on solutions for the Vertex Indirect Tax Solutions™ product lines.  Since its founding, ETSI has expanded its vision by focusing on exemption management and tax rating solutions, as well as content management for tax departments.