runsonwhat

Companies that use Klaviyo

27,860 companies use Klaviyo, as of October 2026.

Klaviyo: Email and SMS marketing. We've found 27,860 companies using Klaviyo, most often in Retail (28%) and Clothing (10%), typically with 11–50 employees and 43% based in United States.

Customers27,860companies use it
Most popular withCosmetic Shop30× more likely than average
Typical customer11–50employees · mostly United States
  1. 11–50 employeesSeen Oct 2026
  2. DreamHostdreamhost.comWeb Hosting Service · United States
    Seen Oct 2026
  3. Since Sep 2026
  4. Arlo Technologies, Inc.arlo.comHome Automation · United States
    Since Jan 2026
  5. Since Jan 2026
  6. Birkenstockbirkenstock.comFootwear · Germany
    5,001–10,000 employeesSeen Oct 2026
  7. Anker Innovationsanker.comConsumer Electronics · China
    Seen Oct 2026
  8. 12k Padel12kpadel.comAutomotive · United Kingdom
    Seen Oct 2026
  9. Seen Oct 2026
  10. 200 Degrees Coffee200degs.comCafé · United Kingdom
    Seen Oct 2026
  11. Seen Oct 2026
  12. Seen Oct 2026

Showing 40 of 28,484

Klaviyo customers also use

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

What kind of companies use Klaviyo

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

  • Cosmetic Shop0% of customers30×more likely
  • Manufacturer1% of customers21×more likely
  • Footwear1% of customers10×more likely
  • Fashion3% of customers9.8×more likely
  • Clothing6% of customers9.3×more likely
  • Apparel & Fashion2% of customers9.1×more likely
  • Cosmetics4% of customers8.4×more likely
  • Retail16% of customers3.5×more likely

Industry

  1. Retail28%
  2. Clothing10%
  3. Cosmetics6%
  4. E-commerce6%
  5. Fashion5%
  6. Industrial Manufacturing4%
  7. Food4%
  8. Consumer Goods4%

Company size

  1. 1–10 employees9%
  2. 11–50 employees44%
  3. 51–200 employees24%
  4. 201–1,000 employees12%
  5. 1,001–5,000 employees4%
  6. 5,001–10,000 employees2%
  7. 10,000+ employees4%

Country

  1. United States43%
  2. United Kingdom12%
  3. Australia7%
  4. Germany6%
  5. Canada4%
  6. Denmark3%
  7. France3%
  8. Italy3%

Breakdowns cover the 6,302 customers with company details so far.

Alternatives to Klaviyo

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

Klaviyo FAQ

How many companies use Klaviyo?

We've found 27,860 companies using Klaviyo among the 482,332 we've scanned so far. We only count a company when a direct public record backs it up.

What kind of companies use Klaviyo?

Klaviyo customers are most often in Retail (28%), Clothing (10%) and Cosmetics (6%). The most common company size is 11–50 employees (44% of customers with a known size).

Which countries use Klaviyo the most?

Most Klaviyo customers we've found are in United States (43%), United Kingdom (12%) and Australia (7%).

What are the alternatives to Klaviyo?

The most used alternatives in the same category are Mailchimp (82,139 companies), Brevo (73,064 companies), Pardot (18,398 companies) and Ahrefs (15,571 companies).

How does runsonwhat know a company uses Klaviyo?

We read public traces only. For Klaviyo that means a domain-verification record in the company's DNS, the company's email records (SPF, MX, DKIM), a subdomain that points at Klaviyo, code loaded on the company's website, including tag managers and the company's published subprocessor list. Every match keeps the record it came from.