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Sigma Telecom Llc

Sigma Telecom provides telecommunication infrastructure services, including optimisation, planning, and drive testing.

Telecommunications
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Headquarters
İstanbul, TürkiyeSource: RevenueBaseRetrieved October 13, 2026
Employee range
51 to 200Source: RevenueBaseRetrieved October 13, 2026
Founded
2003Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
39 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Sigma Telecom Llc do?

Founded in 2003, Sigma Telecom focuses on telecommunication infrastructure services. Sigma Telecom began providing VOIP services in 2012.

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

Who it serves

Its VOIP services are provided to telecommunication operators, suppliers, and vendors worldwide.

What the business offers

Services & capabilities.

Network optimisation and testing

The company provides telecommunication infrastructure services that include optimisation, planning, and drive testing.

Source: LinkedIn company description · Retrieved October 13, 2026

VOIP services

Sigma Telecom provides VOIP services to telecommunication operators, suppliers, and vendors worldwide.

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 ↗

Share your recognition

Embeddable award for your website

BADGE PREVIEWSigma Telecom Llc listed #2 on Telecom consulting companies, September 20, 2026Open the published source list.
Sigma Telecom Llc

#2 Telecom consulting companies

Snapshot: September 20, 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 13, 2026, September 14, 2026, September 15, 2026, September 18, 2026, September 20, 2026, September 21, 2026, September 26, 2026, September 27, 2026, September 28, 2026, September 29, 2026 and October 9, 2026. How the company lists are built.

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