Onshore | Enterprise Software | F4

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F4/Onshore

Company Overview Backed By Recent Activity Similar Companies Startup DNA

Onshore

Onshore provides AI-powered tax incentive services, focusing on R&D tax credits, cost segregation, and 179D deductions, ensuring defensible results with minimal effort from clients

onshore.com

Enterprise Software

Sector

Seed

Stage

B2B SaaS

Model

01Company Overview

Onshore provides AI-powered tax incentive services, focusing on R&D tax credits, cost segregation, and 179D deductions, ensuring defensible results with minimal effort from clients.

02Backed By3 investors

CVCounterpart Ventures→FVFPV Ventures→VV

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Vertex Ventures US

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03Recent Activity

FROM FPV Ventures

Led $31M Series B to rebuild tax services with intelligent automation.

INVESTMENT·vertexholdings.com

FEB 18, 2026

FROM Vertex Ventures US

Participated in Onshore's $31M Series B led by FPV Ventures; Onshore is the rebrand of portfolio company SPRX Tax.

INVESTMENT·finance.yahoo.com

FEB 2026

FROM Vertex Ventures US

Led Series A in SPRX Tax (now Onshore), an AI-powered R&D tax credit automation platform.

INVESTMENT·medium.com

OCT 8, 2024

04Similar Companies

ST

SPRX Tax

Fintech & Payments

→

P

Prosperr.io

Fintech & Payments

→

T

Taxforce

Enterprise Software

→

B

Briefcase

Enterprise Software

→

N

NextBusiness

Enterprise Software

→

05Startup DNA

signals

Sectors
Business Model
Technology

Quick Reference

Sector

Enterprise Software · Enterprise Software

Website

onshore.com

Visit onshore.com ↗