Grant McCarthy Group
GMG focuses on helping clients with all business tax practices procedures, compliance, and multi-jurisdictional tax complexities. We assess situations to help our clients reduce their tax burdens and maximize their cash flow.

Providing technology enabled services to simplify tax complications and provide financial benefits.
GMG is committed to ensuring our clients only pay their fair share of tax. We leverage Vertex to deliver real time savings to clients and reduce the need for audits to determine areas of exposure or overpayment. Our services deliver quantifiable financial value.
Benefits of Our Partnership
Machine learning under the direction of experienced tax professionals.
Correction of ERP and tax determination engine rules reduces overpayments and underpayments.
Maintained by tax professionals utilizing technology to deliver streamlined results.
Resources for You
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BlogA report from TEI’s Midyear Conference, where Vertex’s Michael Bernard was honored for his dedication and support of TEI.
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Data Sheet
Vertex Indirect Tax Intelligence
Learn about the data intelligence tool to unlock even more value from your Vertex tax engine. -
Blog
2023 Sales Tax Trends: Three Policymaking Focal Points
George L. Salis provides further insight into 2023 sales tax trends and what tax leaders should monitor to get a read on possible 2023 tax policymaking actions