List of Companies Using Klaviyo
Prospecting companies using Klaviyo? Here they are, biggest first, including J2 Global, Kcal World and MSP Corp. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$100M - $250M
398
$10M - $25M
398
$62M
$10M - $25M
398
$876M
$50M - $100M
398
$250M - $500M
398
$100M - $250M
398
$228M
$50M - $100M
397
$25M - $50M
397
$25M - $50M
397
$50M - $100M
397
$1M - $10M
397
$100M - $250M
397
$43M
$1M - $10M
397
$250M - $500M
397
$250M - $500M
396
$4.8M
$250M - $500M
396
$500M - $1B
396
$500M - $1B
395
$10M - $25M
395
$1M - $10M
395
$250M - $500M
395
$250M - $500M
395
$50M - $100M
394
$1B - $10B
394
$176M
$250M - $500M
394
$1M - $10M
394
$500M - $1B
394
$100M - $250M
394
$47M
$100M - $250M
394
$250M - $500M
393
$50M - $100M
393
$10M - $25M
393
$50M
$50M - $100M
393
$250M - $500M
392
$500M - $1B
392
$250M - $500M
392
$1B - $10B
392
$100M - $250M
392
$25M - $50M
392
$10M - $25M
392
$83M
$100M - $250M
391
$250M - $500M
391
$1B - $10B
391
$500M - $1B
391
$100M - $250M
391
$1M - $10M
391
$250M - $500M
391
$4.2M
$1M - $10M
390
$25M - $50M
390
$500M - $1B
390
$100M - $250M
390
$10M - $25M
390
$1M - $10M
390
$1B - $10B
389
$250M - $500M
389
$50M - $100M
389
$1B - $10B
389
$50M - $100M
389
<$1M
388
$25M - $50M
388
$100M - $250M
388
$626M
$50M - $100M
388
$10M - $25M
388
$250M - $500M
388
$250M - $500M
388
$50M - $100M
388
$250M - $500M
387
$1B - $10B
387
$1M - $10M
387
$100M - $250M
386
$100M - $250M
386
$250M - $500M
386
$500M - $1B
386
$25M - $50M
386
$25M - $50M
386
$100M - $250M
385
$55M
$100M - $250M
385
$10M
$100M - $250M
385
$500M - $1B
385
$250M - $500M
385
$25M - $50M
384
$250M - $500M
384
<$1M
384
$45M
$1B - $10B
384
$1M - $10M
384
$301M
$10M - $25M
384
$10M - $25M
384
$1.4M
$50M - $100M
383
$1M
$100M - $250M
383
$10M - $25M
383
$465M
$100M - $250M
383
$100M - $250M
383
$100M - $250M
383
$500M - $1B
383
$1M - $10M
383
$23M
$50M - $100M
383
$1M - $10M
382
$25K
$250M - $500M
382
$25M - $50M
382
$100M - $250M
381
About companies using Klaviyo
Why target companies using Klaviyo?
Klaviyo is a Marketing automation & email technology. Companies running these platforms are active buyers of martech, data, agencies and content. Companies on the list include J2 Global, Kcal World and MSP Corp.
Which industries use Klaviyo the most?
Among companies using Klaviyo on LeadIQ, the most common industries are Retail, Retail Apparel and Fashion, Manufacturing, Food and Beverage Services, Wellness and Fitness Services and Personal Care Product Manufacturing. Narrow your list to the industry you sell into from there.
Where are companies using Klaviyo located?
Companies using Klaviyo are most often headquartered in the United States, the United Kingdom, Canada, Australia, France and Germany.
What other Marketing automation & email technologies do companies use?
Prospecting the wider Marketing automation & email space? Related technologies with their own company lists include Mailchimp, Vimeo, Pardot and Amazon Simple Email Service.
How do I reach decision makers at companies using Klaviyo?
Open a company to see its employee directory and email format, then use LeadIQ to get verified work emails and phone numbers for the people you want to reach and push them straight to your CRM or sequencer.
Insights based on LeadIQ data refreshed in September 2026.
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Top companies by employee count
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