How many email patterns does Proof use?

Proof uses 2 known email patterns.

What domain does Proof use for work emails?

Proof uses proof.io, proofofimpact.com for work email addresses.

Most Common Email Formats at Proof

Proof's most common email format is First@proof.io (ex. John@proof.io), used for 100% of proof.io addresses. Proof uses 2 email patterns across 2 domains: proof.io and proofofimpact.com. Percentages are the share of addresses within each domain.

@proof.io

1 pattern

Format	Example	Share of proof.io
First@proof.ioMost common	John@proof.io	100%

@proofofimpact.com

1 pattern

Format	Example	Share of proofofimpact.com
First@proofofimpact.comMost common	John@proofofimpact.com	100%

Frequently Asked Questions

What does Proof do?

Proof was founded in 2019 and operates in the Technology, Information and Internet industry, alongside similar companies like DRIFT, HelpCrunch and Lime Connect (formerly Userlike). You can visit proof.io. 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@proof.io; this email format is used 100% of the time. Other contacts within LeadIQ's database had email formats such as First@proofofimpact.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 12 employees as of November 2026. Key team members to contact include Ceo: F. H., Head Of Emea Advisory & Product: T. L. and Head Of Strategic Development: R. T. 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}. Other email formats include ${fn}.

Technology, Information and InternetFlorida, United States11-50 Employees

Proof operates in the technology, information, and internet sector as an all-in-one sustainability platform focused on impact intelligence for small- and medium-sized business CEOs. The platform encompasses metrics setting, data collection, analysis, and the publication of impact and ESG reports, providing a comprehensive sustainability operating system through a simple subscription and the support of an impact expert. Its offerings are designed to help busy CEOs and portfolio managers maximize financial, social, and environmental impact while enabling them to concentrate on capital raising, risk reduction, and market expansion.
Headquartered in Miami, Proof is positioned to serve SMBs seeking structured ESG and impact measurement capabilities. The company emphasizes an integrated solution that streamlines the entire sustainability workflow, from defining metrics to communicating results to investors and stakeholders.

Most Common Email Formats at Proof

@proof.io

@proofofimpact.com

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Frequently Asked Questions

What does Proof do?

What is Proof's email address format?

How many employees does Proof have currently?

Proof Email Format

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Most Common Email Formats at Proof

@proof.io

@proofofimpact.com

Need a specific person's email?

Frequently Asked Questions

What does Proof do?

What is Proof's email address format?

How many employees does Proof have currently?

Proof Email Format

Ready to create more pipeline?

Everything for prospecting,in one platform.

What you can expect from LeadIQ:

Ready to create more pipeline?

Everything for prospecting,
in one platform.