List of Companies Using Avaya
Prospecting companies using Avaya? Here they are, biggest first, including Aconex, BTS and Columbia St. Mary's Hospital. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$85M
$500M - $1B
140
$10M - $25M
140
$25M - $50M
140
$100M - $250M
140
$129M
$100M - $250M
140
$100M - $250M
140
$25M - $50M
140
$50M - $100M
140
$1M - $10M
140
$50M - $100M
140
$50M - $100M
139
$25M - $50M
139
$250M - $500M
139
$100M - $250M
139
$50M - $100M
139
$1M - $10M
139
$100M - $250M
139
$10M - $25M
139
$1M - $10M
139
$250M - $500M
139
$100M - $250M
138
<$1M
138
$25M - $50M
138
$25M - $50M
138
$1M - $10M
138
$1M - $10M
138
$100M - $250M
138
$100M - $250M
138
$1M - $10M
138
$50M - $100M
138
$100M - $250M
138
$50M - $100M
138
$50M - $100M
138
$1M - $10M
137
$50M - $100M
137
$5M
$25M - $50M
137
$100M - $250M
137
$1B - $10B
137
$25M - $50M
137
$25M - $50M
137
$50M - $100M
137
$50M - $100M
137
$250M - $500M
137
$50M - $100M
137
$100M - $250M
136
$10M - $25M
136
$100M - $250M
136
$50M - $100M
136
$25M - $50M
136
$50M - $100M
136
$100M - $250M
136
$100M - $250M
135
$100M - $250M
135
$50M - $100M
135
$1M - $10M
135
$25M - $50M
135
$1M - $10M
135
$10M - $25M
135
$50M - $100M
135
$1M - $10M
135
$100M - $250M
135
$10M - $25M
134
$50M - $100M
134
$25M - $50M
134
$93M
$25M - $50M
134
$500M - $1B
134
$50M - $100M
134
$100M - $250M
134
$1M - $10M
134
$100M - $250M
134
$7.8M
$50M - $100M
134
$10M - $25M
134
$25M - $50M
133
$10M - $25M
133
$1M - $10M
133
$50M - $100M
133
$25M - $50M
133
$1B - $10B
133
$50M - $100M
133
$100M - $250M
133
$100M - $250M
133
$10M - $25M
133
$25M - $50M
133
$100M - $250M
132
$25M - $50M
132
$50M - $100M
132
$50M - $100M
132
$50M - $100M
132
$50M - $100M
132
$25M - $50M
131
$100M - $250M
131
$50M - $100M
131
$100M - $250M
131
$100M - $250M
131
$50M - $100M
131
$50M - $100M
131
$10M - $25M
130
$100M - $250M
130
<$1M
130
$10M - $25M
130
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 Aconex, BTS and Columbia St. Mary's Hospital.
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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