List of Companies Using Klaviyo
Prospecting companies using Klaviyo? Here they are, biggest first, including Cossette, La Senza and OATI. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$250M - $500M
930
$100M - $250M
930
$250M - $500M
930
$10B+
927
$500M - $1B
927
$40M
$100M - $250M
926
$500M - $1B
926
$100M
$1B - $10B
926
$863M
$500M - $1B
926
$1B - $10B
924
$100M - $250M
923
$250M - $500M
922
$500M - $1B
922
$139M
$500M - $1B
921
$500M - $1B
921
$500M - $1B
919
$1B - $10B
919
$500M - $1B
919
$500M - $1B
918
$100M - $250M
917
$500M - $1B
917
916
$500M - $1B
916
$500M - $1B
915
$50M - $100M
914
$1M - $10M
914
$522M
$250M - $500M
914
$250M - $500M
913
$490M
$50M - $100M
913
$100M - $250M
912
$1B - $10B
912
$1B - $10B
912
$263M
$250M - $500M
911
$100M - $250M
911
$1B - $10B
911
$5M
$500M - $1B
911
$1B - $10B
911
$28M
$1B - $10B
910
$500M - $1B
910
$139M
$50M - $100M
907
$25M - $50M
904
$1B - $10B
903
$120M
$100M - $250M
902
$94M
$100M - $250M
901
$250M - $500M
901
$1B - $10B
900
$100M - $250M
896
$100M - $250M
896
$500M - $1B
895
$25M - $50M
895
$250M - $500M
895
$50M - $100M
893
$125M
$1B - $10B
892
$50M - $100M
892
$1B - $10B
891
$18M
$500M - $1B
891
$100M - $250M
890
$50M - $100M
889
$50M - $100M
889
$100M - $250M
888
$500M - $1B
888
$500M - $1B
887
$383M
$1B - $10B
887
$10B+
886
$100M - $250M
885
$10M - $25M
884
$250M - $500M
884
$1B - $10B
884
$794M
$500M - $1B
883
$100M - $250M
882
$1M - $10M
881
$1B - $10B
880
$6.6M
$1B - $10B
879
$1.1B
$250M - $500M
878
$100M - $250M
877
$50M - $100M
877
$24K
$1B - $10B
876
$781M
$50M - $100M
876
$100M - $250M
876
$250M - $500M
875
$10B+
874
$250M - $500M
874
$50M - $100M
873
$100M - $250M
873
$15M
$25M - $50M
873
$100M - $250M
871
$250M - $500M
869
$989M
$500M - $1B
869
$100M - $250M
869
$1M - $10M
868
$100M - $250M
867
$250M - $500M
867
$1B - $10B
864
$100M - $250M
864
$50M - $100M
864
$185M
$500M - $1B
863
$100M - $250M
862
$115M
$100M - $250M
862
$100M - $250M
860
$187M
$50M - $100M
860
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 Cossette, La Senza and OATI.
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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