# SignSplit raises $400M from W Group at $1B valuation

Digest AI · Business & Funding · published 2026-10-06T10:45:02Z

Canonical: https://digestai.news/story/signsplit-raises-400m-from-w-group-at-1b-valuation

## Summary

SignSplit, a startup offering infrastructure for digitally signing datasets, likenesses, and creative works, announced it raised $400 million from W Group at a $1 billion valuation. The company, founded in 2024 and led by CEO Alessandro Monterosso, aims to help individuals protect and monetize their personal data used in AI training. SignSplit enables users to sign their data to establish provenance and consent, ensuring compensation when their data is used by AI models. The funding will support a global rollout of its technology, which W Group says will become foundational infrastructure for AI’s emerging signed-data economy.

## Key points

- SignSplit raised $400 million from W Group at a $1 billion valuation
- The company enables users to sign data to establish provenance and consent for AI use
- SignSplit was founded in 2024 and is led by CEO Alessandro Monterosso

## Why it matters

SignSplit’s model addresses growing concerns about data provenance and fair compensation in AI, potentially shaping how human data is valued and used in model training.

## Sources

1. [SignSplit, which offers infrastructure to let people digitally sign datasets, likenesses, and creative works, raised $400M from W Group at a $1B valuation](https://siliconangle.com/2026/10/05/signed-data-pioneer-signsplit-launches-with-400m-to-help-everyone-get-paid-for-their-ai-contributions) (siliconangle.com, 2026-10-06)

## Cite

Digest AI, "SignSplit raises $400M from W Group at $1B valuation", 6 October 2026, https://digestai.news/story/signsplit-raises-400m-from-w-group-at-1b-valuation

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