Telecom & Internet companies in Spain
Looking for Telecom & Internet companies in Spain? LeadSetu tracks 3,790 of them across Spain, with a business email for 44% and a phone number for 97%. For 285 we also hold named people, including decision makers at 144.
Most of them are based in Madrid (382), Barcelona (206), Málaga (72). By sub-industry, Telecom operators leads with 2,768 companies, followed by Internet service providers (821).
Sign in to filter them by city, size and sub-industry, see who runs each company and build a list you can export or work in the CRM.
Top cities
By sub-industry
Contact coverage
Sample Telecom & Internet companies in Spain
| Company | Contacts |
|---|---|
| Raiola Networks | Contacts after login |
| Vizzuality | Contacts after login |
| Bts | Contacts after login |
| Wsi Up | Contacts after login |
| Affilired | Contacts after login |
| Zener | Contacts after login |
| Red Eléctrica | Contacts after login |
| Fide Partners | Contacts after login |
A few of the 3,790 companies. Decision makers, emails and phones are shown to signed-in customers only.
Get the full list with contacts
Decision makers, business emails and phone numbers for Telecom & Internet companies in Spain are available to signed-in customers. Tell us what you need and we will send a quote within one working day.
Telecom & Internet in other countries
- United States13,009
- Brazil7,631
- Germany6,202
- United Kingdom6,096
- Italy3,182
- India3,093
- France2,019
- Canada1,788
- Poland1,762
- Mexico1,686
- The Netherlands1,459
- Vietnam1,209
Other sectors in Spain
- Healthcare38,478
- Real Estate & Construction28,261
- IT & Software18,402
- Education16,881
- Automotive13,598
- Professional & Business Services12,790
- Manufacturing & Industrial11,578
- Media & Entertainment8,077
- Legal6,169
- Marketing & Advertising5,698
- Finance & Insurance4,390
- Logistics & Transport3,701
Related pages
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- Telecom & Internet companies in India
- Healthcare companies in Spain
- Real Estate & Construction companies in Spain
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Counts are worked out from public company websites and official registers and refreshed regularly (last update 5 Nov 2026). A company is counted once, in the city and state of its main address.