About us

Neutral provider of telecommunications infrastructure network in Slovenia.

Igor Maher, director

Stelkom has a 18-year tradition as a provider of telecommunications services, which connects all major cities in Slovenia and abroad with its backbone network. With its diversified infrastructure throughout the territory of Slovenia, Stelkom provides top services on the technically highest quality access network in the country.

Our services are exclusively focused on the segment of business users, to whom we contractually provide the highest quality level of service operation. We create solutions tailored to our clients’ needs – we are flexible and professional. We provide our clients with high availability and reliability of telecommunications services and the use of advanced technologies for all Slovenian and international telecommunications operators.


Stelkom is the operator of reliable, high-quality and competitive ICT services in the national telecommunications network of the electricity system.


To become the largest provider of telecommunications infrastructure and electronic communication services to business users in Slovenia, the main provider of ICT services in the electricity system and other state-owned companies, and the central point for data management of Smart Grid networks.

Our services are trusted by various segments of users, to whom we offer comprehensive telecommunications solutions tailored to their needs. We are trusted by many banks and institutions that require a high level of system reliability. We also cooperate with all major operators in Slovenia.

We are proud of the thoughts of our partners about us, which confirm the quality of our services.

Technical department

Sales department

+386 1 620 22 42

Where are we?

Stelkom, telekomunikacije in storitve, d.o.o.
Špruha 19, 1236 Trzin, Slovenija

Telephone +386 1 620 22 00
Fax +386 1 620 22 01
E-mail info@stelkom.si
ID number 1807099000
VAT number SI46536337
Date of registration 17. 4. 2003
Representatives Maher Igor, direktor

Important breakthroughs


Expansion of cross-border connections to hubs in Vienna, Milan, Zagreb and the hub in Belgrade


Construction of LTE base station infrastructure on electricity infrastructure


Provision of telecommunication services for one of the global providers of such services in our region (BT and Cogent)


We have become one of the most important carriers of the national telecommunications infrastructure HKOM and the Arnes network


NEDO project – establishment of a wide technological spectrum of various telecommunication connections for the foreign partner Hitachi

Founders and their shares

ELES, d.o.o., sistemski operater prenosnega elektroenergetskega omrežja


Elektro Celje, podjetje za distribucijo električne energije, d.d.


Holding Slovenske Elektrarne d.o.o.


Elektro Ljubljana, podjetje za distribucijo električne energije, d.d.


Elektro Maribor, podjetje za distribucijo električne energije, d.d.


Elektro Primorska, podjetje za distribucijo električne energije, d.d.