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Company profilecoyser.com ↗

Coyser Sa

Coyser S.A. was founded by sector professionals with a focus on personalized service and direct customer attention.

Telecommunications
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Headquarters
Madrid, SpainSource: RevenueBaseRetrieved October 13, 2026
Employee range
51 to 200Source: RevenueBaseRetrieved October 13, 2026
Founded
1975Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
82 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Coyser Sa do?

Coyser was established in October 1975 as Comunicaciones y Servicios. Since its establishment, Coyser has focused on responding to market needs across several sectors.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

Who it serves

Coyser focuses on services, industry, public administration, construction companies, and businesses in general.

What the business offers

Services & capabilities.

Telephony and communications services

Coyser sells, installs, and maintains telephone exchanges, equipment, and voice/data networks.

Source: LinkedIn company description · Retrieved October 13, 2026

Communication services

Coyser provides communication services in general.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

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BADGE PREVIEWCoyser Sa listed #1 on Telecommunication equipment companies, September 15, 2026Open the published source list.
Coyser Sa

#1 Telecommunication equipment companies

Snapshot: September 15, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 5, 2026, September 12, 2026, September 14, 2026, September 15, 2026, September 16, 2026, September 18, 2026, September 19, 2026, September 20, 2026, September 21, 2026, September 27, 2026, September 28, 2026, September 29, 2026 and October 8, 2026. How the company lists are built.

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