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Companies that use Paubox

874 companies use Paubox, as of October 2026.

Paubox: HIPAA-compliant email. We've found 874 companies using Paubox, most often in Healthcare (53%) and Health, Wellness and Fitness (17%), typically with 11–50 employees and 94% based in United States.

Customers874companies use it
Most popular withHealthcare23× more likely than average
Typical customer11–50employees · mostly United States
  1. Seen Oct 2026
  2. Seen Oct 2026
  3. Seen Oct 2026
  4. 201–1,000 employeesSeen Oct 2026
  5. Decisionrx, Inc.decisionrx.comHealthcare · United States
    11–50 employeesSeen Oct 2026
  6. Dentalookdentalook.caHealthcare · Canada
    201–1,000 employeesSeen Oct 2026
  7. Seen Oct 2026
  8. Epic Pain Managementepic-pain.comHealthcare · United States
    51–200 employeesSeen Oct 2026

Showing 40 of 874

Paubox customers also use

How much more likely Paubox customers are to use each tool than the average company.

What kind of companies use Paubox

Segments where Paubox customers are more common than among all the companies we track.

  • Healthcare53% of customers23×more likely
  • Health, Wellness and Fitness17% of customers15×more likely
  • Insurance5% of customers3.1×more likely
  • Software6% of customers1.4×more likely
  • 51–200 employees25% of customers1.4×more likely
  • 201–1,000 employees16% of customers1.4×more likely

Industry

  1. Healthcare53%
  2. Health, Wellness and Fitness17%
  3. Software6%
  4. Insurance5%
  5. Financial Services3%
  6. Education Management2%
  7. Management Consulting2%
  8. Human Resources1%

Company size

  1. 1–10 employees1%
  2. 11–50 employees54%
  3. 51–200 employees25%
  4. 201–1,000 employees16%
  5. 1,001–5,000 employees4%
  6. 10,000+ employees1%

Country

  1. United States94%
  2. Canada2%
  3. United Kingdom1%
  4. Israel1%
  5. Germany0%
  6. Netherlands0%
  7. Pakistan0%

Breakdowns cover the 230 customers with company details so far.

Alternatives to Paubox

Other tools in the same category, by how many companies use them.

Paubox FAQ

How many companies use Paubox?

We've found 874 companies using Paubox among the 323,906 we've scanned so far. We only count a company when a direct public record backs it up.

What kind of companies use Paubox?

Paubox customers are most often in Healthcare (53%), Health, Wellness and Fitness (17%) and Software (6%). The most common company size is 11–50 employees (54% of customers with a known size).

Which countries use Paubox the most?

Most Paubox customers we've found are in United States (94%), Canada (2%) and United Kingdom (1%).

What are the alternatives to Paubox?

The most used alternatives in the same category are reCAPTCHA (98,872 companies), Let's Encrypt (34,698 companies), GlobalSign (33,334 companies) and Proofpoint (30,226 companies).

How does runsonwhat know a company uses Paubox?

We read public traces only. For Paubox that means the company's email records (SPF, MX, DKIM) and the company's published subprocessor list. Every match keeps the record it came from.