How many email patterns does Proof use?

Proof uses 10 known email patterns.

What domain does Proof use for work emails?

Proof uses proof.com, notarize.com for work email addresses.

Most Common Email Formats at Proof

The most accurate and popular Proof's email format is First.Last@proof.com (ex. John.Doe@proof.com). Proof also uses First.Last@notarize.com (ex. John.Doe@notarize.com) as email structures. Proof uses up to 5 different email patterns.

Proof Email Formats	Example	Percentage
First.Last@proof.com	John.Doe@proof.com	100%
First.Last@notarize.com	John.Doe@notarize.com	87%
First@notarize.com	John@notarize.com	9%
FLast@notarize.com	JDoe@notarize.com	2%
Last@notarize.com	Doe@notarize.com	2%

Proof Email Formats

Example

Percentage

First.Last@proof.com

John.Doe@proof.com

100%

First.Last@notarize.com

John.Doe@notarize.com

87%

First@notarize.com

John@notarize.com

FLast@notarize.com

JDoe@notarize.com

Last@notarize.com

Doe@notarize.com

Frequently Asked Questions

What does Proof do?

The company's main headquarters is located in 867 Boylston Street Boston, Massachusetts 02116 United Statesoperates in the Software Development industry, along with similar companies like PavasoDocVerifyNotaryLive. You can visit proof.comcontact Proof's headquarters by phone at

+1-310-999-****

. Explore Proof's company overview page for more information.

What is Proof's email address format?

Proof's email format typically follows the pattern of First.Last@proof.com; this email format is used 100% of the time. Other contacts within LeadIQ's database had email formats such as First.Last@notarize.comFirst@notarize.com. Looking for more contact data? Unlock accurate emails and phone numbers from millions of profiles verified in real-time.

How many employees does Proof have currently?

Proof has approximately 416 employees as of June 2026. Key team members to contact include Cto: E. F.Chief Privacy Officer: G. D. W.Chief Marketing Officer: A. J. A.. For more team information and contact data, explore Proof's employee directory with LeadIQ.

Proof Email Format

Q: What is Proof's email address format?

Proof's email format typically follows the pattern of ${fn}.${ln}. Other email formats include ${fn}.${ln} and ${fn}.

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.

Most Common Email Formats at Proof

Frequently Asked Questions

What does Proof do?

What is Proof's email address format?

How many employees does Proof have currently?

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Proof Email Format

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Most Common Email Formats at Proof

Frequently Asked Questions

What does Proof do?

What is Proof's email address format?

How many employees does Proof have currently?

Everything for prospecting,in one platform.

What you can expect from LeadIQ:

Proof Email Format

Verify Proof email addresses

Ready to create more pipeline?

Ready to create more pipeline?

Everything for prospecting,
in one platform.