OneNotary
OneNotary creates convenience for our customers through an online notary service that's available at any time.
34 employees · est. 2020 · San Francisco, United States
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Proof
The world's first identity-assured transaction management platform developed by Notarize
390 employees · est. 2015 · Boston, United States
Proof is the older company (2020 vs 2015); Proof is the larger of the two.
Side-by-Side Comparison
| Metric | OneNotary | Proof |
|---|---|---|
| Founded | ||
| Founded | 2020 | 2015 older |
| Headquarters | ||
| Headquarters | San Francisco, United States | Boston, United States |
| Employees | ||
| Employees | 34 | 390 larger |
| Industry | ||
| Industry | Analytics, Legal Tech, Real Estate | Legal Tech |
| Funding Stage | ||
| Funding Stage | Unknown | Convertible Note |
| Total Funding | ||
| Total Funding | $6.85M | $213.34M |
| Funding Rounds | ||
| Funding Rounds | 4 | 10 |
| Services | ||
| Services | Online Notary Services, Business Account Creation, API Integration for Developers, 24/7 On-Demand Notary Services, Fraud Reduction Solutions | Not tracked yet |
| Target Customers | ||
| Target Customers | Individuals Seeking Notarization, Businesses with Regular Notarization Needs, Law Firms, HR for Form I-9, Financial Services, Title Agencies, Auto Dealerships, Construction Companies, Notaries Seeking Online Work Opportunities | Not tracked yet |
| Taxonomy | ||
| Taxonomy | Remote Online Notarization, SaaS Integration, Digital Notary Services, 24/7 Notary Availability, AI Document Preparation, Legal Compliance Solutions, Notary API Solutions, No-Code Platform Integration, Document Verification Services, Apostille Services, Workforce Availability Management, Online Verification Solutions, Business Process Automation, Legal Technology | Digital Trust Provider, Transaction Management Platform, Digital Identity Proofing, Authentication Services, Electronic Notary Public Service, Remote Operations, Identity-verification, Secure Transactions, Online Notarization, Identity Assurance, Technology Integration, Secure Document Management, Trustworthy Transactions, Digital Notarization, Online Identity Verification |
| Website | ||
| Website | onenotary.us | proof.com |
About OneNotary
OneNotary, founded in 2020, is revolutionizing the notarization process through its online platform. Emphasizing convenience, the company offers a 24/7 on-demand secured notary service as encapsulated in its slogan: "OneNotary creates convenience for our customers through an online notary service th...
About Proof
Proof (formerly Notarize) is a Legal Tech startup providing the world's first identity-assured transaction management platform. Developed by the market leaders at Notarize, Proof offers trust in the digital world by verifying identities and securing transactions to protect businesses and their custo...
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Funding, hiring, leadership and stack changes at OneNotary and Proof — by email.
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Compiled from the BounceWatch company index. We last looked at OneNotary on 28 Mar 2026, and Proof on 12 Sep 2024. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.