by David Seibel, EAJanuary 29, 2026

David Seibel is a Shareholder in McGuire Sponsel’s R&D Tax Credit practice. He combines his knowledge of tax law with his engineering expertise to maximize companies’ research credits and reduce their overall tax burdens.

David ensures clients are receiving studies that meet the highest level of quality. He conducts fieldwork, produces detailed technical calculations, and builds narratives that accurately reflect each company’s research and experimentation activity.

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