Practical tax solutions that go beyond expectations
When leading a company today, executives must ensure their tax departments balance the interplay among managing global risks, meeting compliance requirements and achieving strategic and operational objectives, all in an unpredictable regulatory environment.
Each shift presents a challenge. And we understand your challenges are unique to you. We tackle them by listening to learn and bringing together the right technology, people and resources to deliver tailored, streamlined and efficient tax solutions with a fresh perspective. Leveraging the latest tax automation analytics, data visualizations and personalized dashboards, our practical approach makes facing tax challenges feel easier and allows you to operate with more confidence to face the next tax challenge.
How we can help you
Our Tax Services teams tackle challenges alongside you, designing fresh solutions with a balance of scale, skill and service you’ll only find here.
Connect with our Tax Services leaders



Robert D. Clarke
National Tax Leader – Global Indirect Tax
Grant Thornton Advisors LLC
Rob is based in Tampa, FL and is the national tax leader for Tax Digital Consulting, which focuses on helping clients undertake the digital transformation journey with consultative services and solutions.
Tampa, Florida
Industries
- Healthcare
- Manufacturing Transportation & Distribution
- Technology Media & Telecommunications
Service Experience
- Tax Services
- State and local tax



Jim Wittmer
National Managing Partner, Tax Growth
Jim Wittmer is a Tax Services partner and the Atlantic Coast market territory Strategic Federal Tax Services practice leader. In addition, he is also the partner-in-charge of technical matters for our Capital Cost Recovery services.
Philadelphia, Pennsylvania
Service Experience
- Tax and Services
- Strategic federal tax
Ready to talk? We’re ready to listen.
Request a meeting and a member of our team will be in touch to see what we can do to meet your needs.
Want to submit an RFP? Please submit your request through our RFP submission page.
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