# Onshore

AI tax platform with expert review that finds and defends R&D credits, 179D and cost segregation (formerly SPRX).

Layer: Tax, R&D and tax credits. Page: https://therebundler.com/stack/c/onshore

- Also covers: Nothing else listed
- Best for: SMB to mid-market
- Founded: 2020
- HQ: New York, US
- Latest funding: Series B, $31M, Feb 2026
- Status: Active
- Website: https://onshore.com
- Pricing: Collecting
- Works with: Collecting
- Time to go live: Collecting
- Founders: Collecting

Source: https://www.businesswire.com/news/home/20260218340593/en/Onshore-Formerly-SPRX-Raises-a-%2431M-Series-B-to-Rebuild-the-Tax-Services-Industry-with-Intelligent-Automation. Last verified: Collecting.


Compare with: [Boast](https://therebundler.com/stack/c/boast.md), [Neo.Tax](https://therebundler.com/stack/c/neo-tax.md), [Taxnova](https://therebundler.com/stack/c/taxnova.md), [Clarus R+D](https://therebundler.com/stack/c/clarus-r-d.md), [Crux](https://therebundler.com/stack/c/crux.md), [WhisperClaims](https://therebundler.com/stack/c/whisperclaims.md)