List of Telecommunications Companies
Selling into Telecommunications? Here are its companies, biggest first, including Sumitomo Electric Lightwave, ACTEL and Bulsatcom. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$50M - $100M
153
$1M - $10M
152
$250M - $500M
152
$93M
$50M - $100M
152
$25M - $50M
152
$250M - $500M
152
$50M - $100M
152
$100M - $250M
151
$1.7M
$10M - $25M
151
$100M - $250M
151
$25M - $50M
151
$19M
$100M - $250M
151
$50M - $100M
151
$50M - $100M
151
$169M
$1M - $10M
151
$50M - $100M
150
$50M - $100M
150
$50M - $100M
150
$5K
$100M - $250M
150
$38M
$50M - $100M
150
<$1M
150
$50M - $100M
150
$100M - $250M
149
$10M - $25M
149
$50M - $100M
149
$50M - $100M
149
$100M - $250M
149
$425M
$100M - $250M
149
$50M - $100M
149
$100M - $250M
148
$1M - $10M
148
$1B - $10B
148
$8M
$100M - $250M
148
$10M - $25M
148
$50M - $100M
148
$10M - $25M
147
$1B - $10B
147
$50M - $100M
147
$100M - $250M
147
<$1M
147
$25M - $50M
147
$25M - $50M
146
$25M - $50M
146
$50M - $100M
146
$1.4M
$50M - $100M
146
$7.8M
$50M - $100M
146
$50M - $100M
146
$25M - $50M
145
$1M - $10M
145
$25M - $50M
145
$25M - $50M
145
$250M - $500M
145
$47M
$50M - $100M
145
$25M - $50M
145
$269M
$100M - $250M
145
$2.2M
$50M - $100M
145
$1M - $10M
145
$100M - $250M
144
$10M - $25M
144
$250M - $500M
144
$1M - $10M
144
$50M - $100M
144
$50M - $100M
144
$100M - $250M
144
$50M - $100M
144
$50M - $100M
144
<$1M
143
$10M - $25M
143
$1M - $10M
143
$250M - $500M
143
$500M
$50M - $100M
143
$10M - $25M
143
$250M - $500M
143
$50M - $100M
142
$1M - $10M
142
$25M - $50M
142
$50M - $100M
142
$128M
$10M - $25M
142
$10M - $25M
142
$6.4M
$1M - $10M
142
$10M - $25M
142
$50M - $100M
142
$25M - $50M
142
$50M - $100M
142
$50M - $100M
141
$50M - $100M
141
$1M - $10M
141
$10M - $25M
141
$1M - $10M
141
$1M - $10M
141
$10M - $25M
141
$50M - $100M
141
$25M - $50M
141
$50M - $100M
141
$50M - $100M
141
$1M - $10M
141
$50M - $100M
140
$1B - $10B
140
$25M - $50M
140
$50M - $100M
140
About Telecommunications companies
Which Telecommunications companies are listed?
Telecommunications companies of every size, from enterprises to startups, sorted by headcount so the biggest accounts come first. Companies on the list include Sumitomo Electric Lightwave, ACTEL and Bulsatcom. Every company profile gives you revenue range, headcount, headquarters, tech stack and an employee directory with verified emails and phone numbers.
Where are Telecommunications companies located?
Telecommunications companies are most often headquartered in the United States, the United Kingdom, Canada, France, Germany and Spain.
What technologies do Telecommunications companies use?
The tools most often found in the tech stacks of Telecommunications companies include WordPress, Microsoft 365, Amazon Web Services, Google Cloud, Shopify and iCIMS. Useful if you integrate with, complement or compete with one of them.
How do I reach decision makers at Telecommunications companies?
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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