Seth O’Hara

Seth is a Partner in Grant Thornton’s State and Local Tax group and leads the Sales & Use Tax Outsourcing Practice. With over twelve years of state and local tax experience, Seth blends his understanding of indirect tax compliance with his tax automation experience to provide best-in-class services to clients. He has executed or managed more than forty tax technology projects for sales, use, communication, and value added tax.

As a full-stack developer for over twenty years, Seth’s technology experience allows him to use a variety of sophisticated tools and custom-developed solutions to normalize and manage even the most complex data streams. His industry experience includes clients in the finance, manufacturing, oil and gas, retail, technology, and telecommunications sectors.