List of Companies Using Avaya
Prospecting companies using Avaya? Here they are, biggest first, including Summit Medical Group of New Jersey, First Technology and Iron Bow Technologies. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$250M - $500M
867
$250M - $500M
866
$500M - $1B
865
$1B - $10B
864
$185M
$500M - $1B
861
$3.2M
$1B - $10B
859
$250M - $500M
859
$10M - $25M
858
$100M - $250M
857
$1B - $10B
856
$5M
$50M - $100M
856
$100M - $250M
855
$250M - $500M
855
$250M - $500M
855
$73M
$250M - $500M
853
$50M - $100M
851
$50M - $100M
850
$2.2M
$500M - $1B
848
$500M - $1B
845
<$1M
844
$1B - $10B
842
$500M - $1B
842
$500M - $1B
842
$500M - $1B
842
$100M - $250M
842
$46M
$500M - $1B
841
$283K
$100M - $250M
841
$50M - $100M
841
$100M - $250M
840
$1B - $10B
839
$500M - $1B
838
$500M - $1B
838
$500M - $1B
838
$1M - $10M
838
$100M - $250M
837
$1B - $10B
837
$50M - $100M
837
$25M - $50M
837
$500M - $1B
837
$25M - $50M
836
$25M - $50M
835
$500M - $1B
835
$100M - $250M
835
$250M - $500M
834
$10M - $25M
834
$50M - $100M
832
$250M - $500M
832
$100M - $250M
832
$100M - $250M
830
$100M - $250M
829
$72M
$100M - $250M
828
$25M - $50M
828
$1B - $10B
826
$100M - $250M
826
$100M - $250M
824
$1B - $10B
823
$500M - $1B
822
$250M - $500M
822
$100M - $250M
822
$25M - $50M
821
$100M - $250M
821
$100M - $250M
821
$500M - $1B
819
$25M - $50M
819
$100M - $250M
818
$500M - $1B
817
$25M - $50M
817
$1B - $10B
817
$250M - $500M
815
$250M - $500M
813
$500M - $1B
812
$100M - $250M
812
$250M - $500M
811
$50M - $100M
809
$250M - $500M
809
$61M
$250M - $500M
809
$25M - $50M
808
$680M
$250M - $500M
807
$50M - $100M
806
$100M - $250M
805
$100M - $250M
804
$100M - $250M
803
$500M - $1B
803
$250M - $500M
802
$1B - $10B
801
$1.1B
$250M - $500M
800
$100M - $250M
799
$310M
$250M - $500M
798
$100M - $250M
798
$10M - $25M
796
$60M
$250M - $500M
796
$1M - $10M
796
$100M - $250M
795
$250M - $500M
795
$250M - $500M
794
$1B - $10B
792
$10M - $25M
792
$100M - $250M
792
$100M - $250M
790
$1B - $10B
789
About companies using Avaya
Why target companies using Avaya?
Avaya is a Customer support & communications technology. Companies running these tools operate help desks, live chat and phone or video platforms, which makes them buyers of customer experience, telephony and support tooling. Companies on the list include Summit Medical Group of New Jersey, First Technology and Iron Bow Technologies.
Which industries use Avaya the most?
Among companies using Avaya on LeadIQ, the most common industries are IT Services and IT Consulting, Hospitals and Health Care, Financial Services, Software Development, Hospitality and Insurance. Narrow your list to the industry you sell into from there.
Where are companies using Avaya located?
Companies using Avaya are most often headquartered in the United States, the United Kingdom, Canada, France, Australia and Germany.
What other Customer support & communications technologies do companies use?
Prospecting the wider Customer support & communications space? Related technologies with their own company lists include Zendesk, Zoom, ServiceNow and WhatsApp Business.
How do I reach decision makers at companies using Avaya?
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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