Business Wire · Feb 2026
Announces the rebrand from SPRX to Onshore and a $31M Series B led by FPV Ventures; states total funding of $46M and continued use of the same leadership team and customers.
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Updated Jul 30, 2026
Overview
SPRX, now rebranded as Onshore, is an AI-native tax platform that automates R&D tax credit claims and related tax incentives with AI document processing plus credentialed tax-professional review.
Primary product
AI-powered R&D tax credit automation and audit-ready tax study platform
Founded
2020
Headquarters
Wilmington, Delaware, United States
Team size
40-50
Work style
Hybrid
Industry
Software Development
Sub-industry
AI-powered tax software
Offices
Wilmington, Delaware, United States
Open Positions
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