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Companies that use Imperva

2,832 companies use Imperva, as of October 2026.

Imperva: WAF and DDoS protection (Incapsula). We've found 2,832 companies using Imperva, most often in Financial Services (23%) and Insurance (18%), typically with 201–1,000 employees and 38% based in United States.

Customers2,832companies use it
Most popular withProduct Distribution48× more likely than average
Renewing soon1certificates renew in 90 days
  1. Flexpagflexpag.comFinancial Services · Brazil
    51–200 employeesSeen Oct 2026
  2. DigiCertdigicert.comComputer & Network Security · United States
    1,001–5,000 employeesSeen Oct 2026
  3. Seen Oct 2026
  4. Sophossophos.comSoftware · United Kingdom
    1,001–5,000 employeesSeen Oct 2026
  5. Bank of Americabankofamerica.comFinancial Services · United States
    10,000+ employeesSeen Oct 2026
  6. Xeroxxerox.comComputer · United States
    10,000+ employeesSeen Oct 2026
  7. Seen Oct 2026
  8. Upenn Umojaupenn.eduCivic & Social Organization · United States
    11–50 employeesSeen Oct 2026
  9. Seen Oct 2026
  10. GCashgcash.comFinancial Services · Philippines
    201–1,000 employeesSeen Oct 2026
  11. East Central Illinois Local Acs Sectionacs.orgNon-profit Organization Management · United States
    1–10 employeesSeen Oct 2026
  12. Rackspace Technologyrackspace.comWeb Hosting Service · United States
    1,001–5,000 employeesSeen Oct 2026
  13. Barnes & Noblebarnesandnoble.comBookselling · United States
    10,000+ employeesSeen Oct 2026
  14. Proofpoint, Inc.proofpoint.comComputer Security · United States
    Seen Oct 2026
  15. PwCpwc.comBusiness and Other Management Consultancy Activities · South Korea
    10,000+ employeesSeen Oct 2026
  16. American Expressamericanexpress.comFinancial Service Activities, Except Insurance and Pension Funding · United States
    10,000+ employeesSeen Oct 2026
  17. 5,001–10,000 employeesSeen Oct 2026
  18. Sirius XM Radsiriusxm.comRadio Broadcasting · United States
    5,001–10,000 employeesSeen Oct 2026

Showing 40 of 2,888

Imperva customers also use

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

What kind of companies use Imperva

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

  • Product Distribution1% of customers48×more likely
  • Tobacco0% of customers26×more likely
  • Mobile Phone1% of customers12×more likely
  • Insurance14% of customers5.9×more likely
  • 10,000+ employees12% of customers5.2×more likely
  • 5,001–10,000 employees7% of customers4.6×more likely
  • Banking6% of customers4.5×more likely
  • Financial Services17% of customers3.0×more likely

Industry

  1. Financial Services23%
  2. Insurance18%
  3. Banking9%
  4. IT Services7%
  5. Healthcare6%
  6. Retail5%
  7. Software4%
  8. Telecommunications4%

Company size

  1. 1–10 employees4%
  2. 11–50 employees3%
  3. 51–200 employees25%
  4. 201–1,000 employees31%
  5. 1,001–5,000 employees18%
  6. 5,001–10,000 employees7%
  7. 10,000+ employees12%

Country

  1. United States38%
  2. United Kingdom8%
  3. Spain6%
  4. Japan6%
  5. Italy5%
  6. Australia5%
  7. Canada4%
  8. Mexico3%

Breakdowns cover the 2,647 customers with company details so far.

Alternatives to Imperva

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

Imperva FAQ

How many companies use Imperva?

We've found 2,832 companies using Imperva among the 179,744 we've scanned so far. We only count a company when a direct public record backs it up.

What kind of companies use Imperva?

Imperva customers are most often in Financial Services (23%), Insurance (18%) and Banking (9%). The most common company size is 201–1,000 employees (31% of customers with a known size).

Which countries use Imperva the most?

Most Imperva customers we've found are in United States (38%), United Kingdom (8%) and Spain (6%).

What are the alternatives to Imperva?

The most used alternatives in the same category are GlobalSign (24,492 companies), Let's Encrypt (21,017 companies), Proofpoint (19,576 companies) and reCAPTCHA (17,134 companies).

Have companies stopped using Imperva?

Yes: 1 company no longer show Imperva on a rescan done the same way as the scan before. See the "Dropped it" tab.

How does runsonwhat know a company uses Imperva?

We read public traces only. For Imperva that means a subdomain that points at Imperva and the company's published subprocessor list. Every match keeps the record it came from.