Proof (Boston)

Boston, MA · Founded 2015 · Privately Held (backing)

Developer of a secure transaction management platform designed for enhanced identity validation for participants. Proof (Boston) is based in Boston, MA and was founded in 2015. Its last reported valuation was $1 billion in Nov 2025. It has raised $321 million.

Last reported valuation

$1.0B

Oct 2026

Priced at

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Total raised

$321.3M

Last round

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How much has Proof (Boston) raised?

$321.3Macross 0 recorded rounds

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Proof (Boston) investors

34 investors are on record for Proof (Boston), including Founders Fund, Citi Ventures, Long Journey Ventures and Fifth Wall. By type, the record holds 11 venture capital firms and 2 growth equity firms.

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Frequently asked about Proof (Boston)

How much has Proof (Boston) raised?: Proof (Boston) has raised $321.3M in total across 0 recorded funding rounds.