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Dietmar Hinz

Managing Director

Tax Technology


Dietmar is responsible for the design and product management of new and existing tax technology solutions offered by DMA. He oversees the implementation, functional/technical design, and project management of tax technology related to DMA client projects. Dietmar works closely with clients in assessing their business requirements, determining technical solutions, and managing the implementation process.



25+ years in tax technology; 18 years with DMA


  • Extensive experience in the areas of system and business analysis, system implementations, project management, and systems support
  • Provided SAP consulting services, assisting numerous companies with SAP implementations
  • Completed thousands of transaction tax software implementations with SAP
  • Former President and Founder of TaxAutomation, Inc., specializing in sales and use tax solutions for major North American corporations
  • Previously worked for KPMG SETAC as Senior Manager R/3 Implementation North America
  • Previously worked for SAP AG in Germany as a Software Developer R/3


Distribution | Energy & Utilities | Healthcare | Manufacturing | Pharmaceuticals | Retail | Service | Technology | Wholesale



SAP ECC | SAP S/4 HANA | ONESOURCE® | Vertex® | Taxware® | Avalara



  • (State Certified) Degree in Computer Science/Economics – State Academy for Data Processing, Boeblingen, Germany
  • SAP certified for FI, SD, MM, and BASIS modules
  • Formal training and certification for sales/use tax calculation and compliance software applications, including Taxware, Vertex, ONESOURCE, and Avalara