Insights

Enterprise scale Proof operates at a mid to large enterprise level with 201-500 employees and annual revenue in the 250-500 million range, indicating a sales sweet spot for enterprise-grade identity verification, notarization, and fraud prevention solutions across regulated industries.

Trust as a Service With 7,000+ businesses relying on Proof to verify people, agreements, and transactions, there is strong market validation for expanding into complementary trust and compliance modules such as e-signatures, KYC/AML enhancements, and transaction risk scoring for high-stake sectors.

Industry traction Proof serves real estate, automotive, finance, and HR verticals, suggesting a cross-sell opportunity by tailoring solutions to adjacent industries facing identity and fraud challenges, and by packaging industry-specific use cases and ROI messaging.

Tech ecosystem A tech stack spanning AWS, Tableau, Segment, and enterprise tooling indicates readiness for integrations and data-driven workflows; target opportunities include deeper CRM/ERP integrations, analytics dashboards, and seamless identity verification pipelines.

Growth signals Strong funding and recent corporate activity in related SPAC/merger space imply momentum and openness to strategic partnerships or co-sell arrangements that can accelerate market reach and co-branding in security-focused solutions.

Similar companies to Proof

Proof Tech Stack

Proof uses 8 technology products and services including Adobe Creative Cloud, Tableau, Amazon Web Services, and more. Explore Proof's tech stack below.

Media & News

Proof's Email Address Formats

Proof uses at least 5 email formats:
Proof Email FormatsExamplePercentage
First.Last@notarize.comJohn.Doe@notarize.com
87%
First@notarize.comJohn@notarize.com
8%
FLast@notarize.comJDoe@notarize.com
3%
Last@notarize.comDoe@notarize.com
2%
First.Last@proof.comJohn.Doe@proof.com
100%

Frequently Asked Questions

What is Proof's phone number?

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You can contact Proof's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Proof's stock symbol?

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Proof is a publicly traded company; the company's stock symbol is PACI.

What is Proof's official website and social media links?

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Proof's official website is proof.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does Proof generate?

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As of August 2026, Proof's annual revenue is estimated to be $250M - $500M.

What is Proof's NAICS code?

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Proof's NAICS code is 5112 - Software Publishers.

How many employees does Proof have currently?

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As of August 2026, Proof has approximately 425 employees across 5 continents, including North America, Asia and Europe. Key team members include Chief Customer Officer: K. R., Founder & Chief Executive Officer (chief Executive Officer): P. K. and Founder: J. J. Explore Proof's employee directory with LeadIQ.

What industry does Proof belong to?

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Proof operates in the Software Development industry.

What technology does Proof use?

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Proof's tech stack includes Adobe Creative Cloud, Tableau, Amazon Web Services, Segment, Prometheus, Marketo, Netlify and Slack.

What is Proof's email format?

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Proof's email format typically follows the pattern of First.Last@notarize.com. Find more Proof email formats with LeadIQ.

How much funding has Proof raised to date?

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As of August 2026, Proof has raised $229M in funding. The last funding round occurred on Nov 12, 2025.
Proof logo

Proof

Software DevelopmentMassachusetts, United States201-500 Employees

Proof is a software development company headquartered at 867 Boylston Street, Boston, Massachusetts 02116, with 201-500 employees. It provides a platform for identity verification, notarization, and fraud prevention to verify people, agreements, and transactions quickly and securely. The platform serves industries including real estate, automotive, finance, and HR, and more than 7,000 businesses rely on Proof to complete critical transactions. The company's stated mission is to make trusted transactions the standard rather than the exception. Proof maintains a technology stack that includes Docker, Amazon S3, Jenkins, git, Sidekiq, Rust, Clearbit, and X-Content-Type-Options, and its website is proof.com.

Section iconCompany Overview

Phone number
Website
proof.com
Stock Symbol
PACI
NAICS Code
5112 - Software Publishers
Employees
201-500

Section iconFunding & Financials

  • $229M

    Proof has raised a total of $229M of funding over 12 rounds. Their latest funding round was raised on Nov 12, 2025 as a Venture Round.

  • $250M - $500M

    Proof's revenue is estimated to be in the range of $250M - $500M

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