Insights

Innovative Service Model Proof's advanced legal technology platform offers law firms a streamlined, 24/7 electronic process serving solution that provides real-time updates and verifiable proof of service, positioning it as a leader in legal service automation.

Rapid Market Growth With a recent funding achievement of $30 million and a growing customer base across the United States and internationally, Proof is expanding quickly and presents opportunities to acquire law firms seeking reliable, tech-enabled service solutions.

Technology-Driven Differentiation The company's utilization of modern tech stack components like Google BigQuery, Airbyte, and Apple iCloud Mail suggests a focus on scalable and secure data management, which can be appealing to firms prioritizing technological innovation in legal services.

Potential for Enterprise Expansion Given its position within the legal services industry and the increasing demand for digital legal processes, Proof can target large law firms and corporate legal departments looking for efficient, transparent process serving options with proven reliability.

Competitive Positioning Compared to similar companies with broader employee bases and higher revenues, Proof's focused niche in legal process serving offers a targeted sales angle for law firms and legal service providers seeking specialized, technology-enhanced solutions.

Proof Tech Stack

Proof uses 8 technology products and services including Open Graph, Airbyte, Google BigQuery, and more. Explore Proof's tech stack below.

  • Open Graph
    Content Management System
  • Airbyte
    Data Integration
  • Google BigQuery
    Data Warehousing
  • Apple iCloud Mail
    Email
  • SendGrid
    Email Delivery
  • Apollo Client
    Programming
  • iOS
    Programming Languages
  • YouTube
    Video Players

Media & News

Proof's Email Address Formats

Proof uses at least 1 format(s):
Proof Email FormatsExamplePercentage
First@proofserve.comJohn@proofserve.com
82%
First.Last@proofserve.comJohn.Doe@proofserve.com
14%
FLast@proofserve.comJDoe@proofserve.com
3%
Last@proofserve.comDoe@proofserve.com
1%

Frequently Asked Questions

Where is Proof's headquarters located?

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Proof's main headquarters is located at 1800 North Gaylord Street Denver, Colorado 80206 United States. The company has employees across 5 continents, including North AmericaAsiaEurope.

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-UN.

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

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Proof's official website is proofserve.com and has social profiles on LinkedInCrunchbase.

What is Proof's NAICS code?

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Proof's NAICS code is 5411 - Legal Services.

How many employees does Proof have currently?

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As of April 2026, Proof has approximately 232 employees across 5 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: J. H.Chief Revenue Officer: P. S.Chief Product Officer: D. K.. Explore Proof's employee directory with LeadIQ.

What industry does Proof belong to?

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Proof operates in the Legal Services industry.

What technology does Proof use?

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Proof's tech stack includes Open GraphAirbyteGoogle BigQueryApple iCloud MailSendGridApollo ClientiOSYouTube.

What is Proof's email format?

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

How much funding has Proof raised to date?

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As of April 2026, Proof has raised $30M in funding. The last funding round occurred on Jan 26, 2024 for $30M.

When was Proof founded?

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Proof was founded in 2017.

Proof

Legal ServicesColorado, United States201-500 Employees

Proof is revolutionizing service of process.

Proof is a legal technology company that instantly connects law firms with independent process servers nationwide. Law firms can create electronic serve requests 24/7, receive live updates, see mapped verification of all attempts, and connect directly to servers in real time. 
 
Proof’s technology provides electronic time and date stamped proof that your serve was performed successfully plus a notarized affidavit from the server. 

Proof offers 1, 3 or 7 day service nationwide as well as internationally.

Section iconCompany Overview

Headquarters
1800 North Gaylord Street Denver, Colorado 80206 United States
Phone number
Stock Symbol
PACI-UN
NAICS Code
5411 - Legal Services
Founded
2017
Employees
201-500

Section iconMedia & News

Section iconFunding & Financials

  • $30M

    Proof has raised a total of $30M of funding over 4 rounds. Their latest funding round was raised on Jan 26, 2024 in the amount of $30M.

Section iconFunding & Financials

  • $30M

    Proof has raised a total of $30M of funding over 4 rounds. Their latest funding round was raised on Jan 26, 2024 in the amount of $30M.

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