Indirect Tax – State and Local and International VAT/GST

Grant Thornton LLP's Indirect Tax Automation and Compliance Practice can help organizations automate or enhance their indirect tax compliance responsibilities globally. Our systems implementation services allow tax professionals to reallocate their time to areas that are more valuable to their company's bottom line. Our services also help reduce your company's risk of audit assessments by designing a solution to accurately determine and report tax liabilities. Our practice is focused on adding value to your organization and is capable of providing consulting services instrumental to all phases of your software implementation project. Grant Thornton's international network of member firms seamlessly brings both the technical skillsets as well as the global VAT/GST technical experience to a single project team. Our technical experience is critical in understanding the systems and their functionality and to design a comprehensive interface for each solution which minimises redesign and changes for future country rollouts. Our sales tax, VAT/GST and technical skillsets are essential for understanding our clients' requirements and configuring the solution to ensure indirect tax compliance across the various countries in which the business operates.

We perform the following services:

  • Interface Vertex Indirect Tax O Series with your host system
  • Tax research, requirements gathering and gap analysis
  • Develop product taxability matrix for your company's sales and purchases
  • Configuration and realisation of the solution
  • Set-up Taxability Manager
  • Test the system's output
  • Training and go-live and post-production support
  • Set-up Vertex Indirect Tax Returns
  • Provide sales and use tax compliance outsourcing services

Our indirect tax practice is widely regarded as one of the best in the country. Many of our state and local tax and international indirect tax professionals have been through Vertex's training programs and focus a significant amount of time assisting clients with tax systems implementations. In addition, we work closely with our Business Consulting & Technology services teams, to collaborate together on large-scale ERP implementations or wider tax and finance transformation projects.

Direct Tax

Grant Thornton's Tax Function Optimization Practice can assist in your efforts to evaluate and implement the Vertex suite of direct tax solutions necessary to improve the accuracy of your tax computations, increase the efficiency and effectiveness of your tax organization, and allow your team to focus on strategic initiatives and value-adding opportunities.

Our tax technology specialists have the necessary blend of tax, process, technology, and Vertex software implementation expertise to assist you in planning, designing, and implementing the Vertex direct tax solutions that fit your business needs. We will help you define efficient processes and workflow and achieve an optimal level of automation to maximize value from your technology investment.

Learn more about Grant Thornton


Sai Avula
Managing Director, Indirect Tax – Chicago, IL
Practice Description: Indirect Tax Automation
Regions Served: North America
Cell Phone: (917) 589-3338

Jeff White
Managing Director, Tax Accounting and Risk Advisory Services - Los Angeles, CA
Practice Description: Tax Function Optimization
Regions Served: North America
Work Phone: (213) 688-1743
Cell Phone: (818) 237-7575

Alex Baulf
Director, Value Added Tax – London, UK
Practice Description: International Indirect Tax Automation
Regions Served: EMEA
Work Phone: +44 (0)20 7728 2863
Cell Phone: +44 (0)7976 994326

Information provided by Vertex Consulting Alliances are self proclaimed. Vertex has not verified the information and Vertex is not responsible for the accuracy of the information.

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