Company lists · Data refreshed September 2026

Top 25 Telecommunications systems integrators based in Czechia

Name: Telecommunications systems integrators based in Czechia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 6, 2026 72 companies tracked

RevenueBase identified 72 company matches for telecommunications systems integrators associated with Czechia as of September 2026 and tracks 1,026 professional contacts across them, including 407 with verified work emails and 14 with mobile numbers. Prague is the largest hub.

This list covers company matches for telecommunications systems integrators associated with Czechia, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 6, 2026 How this list was built

72Companies

1,026Contacts tracked

407Verified emails

14Mobile numbers

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest telecommunications systems integrators based in Czechia

Ranked by team size

Top 25 of 72 company matches for telecommunications systems integrators based in Czechia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Colsys S.R.O	Exact match	Kladno, Czech RepublicHQ recorded Sep 6, 2026	201-500	112 contacts →
	Exact match “Colsys je přední dodavatel a systémový integrátor v oblasti bezpečnostních, slaboproudých a komunikačních technologií, silnoproudých a řídicích systémů.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
2	Vegacom A.S	Exact match	Prague, Czech RepublicHQ recorded Sep 6, 2026	201-500	91 contacts →
	Exact match “Společnost Vegacom a.s.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
3	TTC Marconi	Exact match	Praha 10, Czech RepublicHQ recorded Sep 6, 2026	51-200	85 contacts →
	Exact match “TTC MARCONI brings its customers the latest communications solutions, fresh results of studies, development and innovations.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
4	Simac Technik Čr, A.S	Exact match	Praha 5, Czech RepublicHQ recorded Sep 6, 2026	51-200	77 contacts →
	Exact match “Jsme přední systémový integrátor v oblasti návrhu, realizace a servisní podpory informačních a komunikačních systémů.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
5	Vítkovice IT Solutions	Exact match	Ostrava, Czech RepublicHQ recorded Sep 6, 2026	51-200	68 contacts →
	Exact match “VÍTKOVICE IT SOLUTIONS employs an experienced team of professionals who can design a comprehensive solution that will demonstrably increase efficiency.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
6	Sitel, Spol. S R.O	Exact match	Praha 10, Czech RepublicHQ recorded Sep 6, 2026	201-500	56 contacts →
	Exact match “Obchodní společnost SITEL, spol.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
7	Suntel S.R.O	Exact match	Nupaky, Czech RepublicHQ recorded Sep 6, 2026	201-500	52 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
8	Physter Technology, A.S	Exact match	Jesenice, Czech RepublicHQ recorded Sep 6, 2026	51-200	39 contacts →
	Exact match “Physter Technology is a prominent supplier and integrator of professional software systems and information/communication technologies.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
9	Visitech A.S	Exact match	Brno, Czech RepublicHQ recorded Sep 6, 2026	11-50	23 contacts →
	Exact match “Společně se zákazníky měníme vize v oblasti ICT ve skutečnost.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
10	Csf, S.R.O	Exact match	Hradec Králové, Czech RepublicHQ recorded Sep 6, 2026	11-50	21 contacts →
	Exact match “Společnost CSF, s.r.o.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
11	NDC ICT Solutions S.R.O	Exact match	Brno, Czech RepublicHQ recorded Sep 6, 2026	11-50	20 contacts →
	Exact match “Společnost NDC ICT Solutions s.r.o.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
12	Pronix S.R.O	Exact match	Prague 9, Czech RepublicHQ recorded Sep 6, 2026	11-50	17 contacts →
	Exact match “PRONIX is a leading integrator and recognized expert for non-IT data center infrastructures and power complexes, operating on the Czech and Slovak markets since 1992.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
13	Proficomms S.R.O	Exact match	Brno, Czech RepublicHQ recorded Sep 6, 2026	11-50	16 contacts →
	Exact match “PROFIcomms is a distributor of active network components, which specializes in corporate, metropolitan, telecommunications networks and camera systems.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
14	Networksys A.S	Exact match	Prague, Czech RepublicHQ recorded Sep 6, 2026	11-50	14 contacts →
	Exact match “Společnost Networksys a.s.působí v oblasti komunikačních a síťových technologií od roku 1991.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
15	Voksys, S.R.O	Exact match	Praha 5, Czech RepublicHQ recorded Sep 6, 2026	11-50	12 contacts →
	Exact match “The Voksys Company was founded in 1997.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
16	Yourwifi	Exact match	Zábřeh, Czech RepublicHQ recorded Sep 6, 2026	11-50	11 contacts →
	Exact match “We are YOURWiFi – we are obsessed in modern and, above all, secure technologies.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
17	TPV Group S.R.O	Exact match	Třemošnice, Czech RepublicHQ recorded Sep 6, 2026	11-50	10 contacts →
	Exact match “Společnost TPV group s.r.o.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
18	Animal Engineering, S.R.O	Exact match	Písek, Czech RepublicHQ recorded Sep 6, 2026	51-200	9 contacts →
	Exact match “Vítejte ve společnosti ANIMAL ENGINEERING, s.r.o, lídrovi v oblasti automatizace a robotizace.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
19	Lica Czech S.R.O	Exact match	Nymburk, Czech RepublicHQ recorded Sep 6, 2026	11-50	9 contacts →
	Exact match “LICA Company was founded in 1994 as a supplier of proper technology for cable television operators.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
20	Fubar A.S	Exact match	Praha 4, Czech RepublicHQ recorded Sep 6, 2026	11-50	8 contacts →
	Exact match “Poradenství a služby na klíč v oblasti komunikačních technologií a bezpečnosti komunikační infrastruktury.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
21	VTG Engineering, S.R.O	Exact match	Brno, Czech RepublicHQ recorded Sep 6, 2026	11-50	6 contacts →
	Exact match “Od návrhu, přes projekt až po úspěšnou realizaci - vše bezpečně pod kontrolou!” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
22	NGN CZ S.R.O	Exact match	Prague, Czech RepublicHQ recorded Sep 6, 2026	11-50	6 contacts →
	Exact match “Zaměřujeme se výhradně na poskytování profesionálních služeb pro firemní zákazníky a zajišťujeme komplexní telekomunikační a IT řešení- Profesionální připojení na míru vašeho…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
23	Aryka In-West A.S	Exact match	Prag, Czech RepublicHQ recorded Sep 6, 2026	1-10	5 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
24	4services Solutions S.R.O	Exact match	Praha 10, Czech RepublicHQ recorded Sep 6, 2026	1-10	4 contacts →
	Exact match “Přinášíme nový pohled na proces přijmutí hovoru.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
25	Avonet Works, S.R.O	Exact match	Zlín, Czech RepublicHQ recorded Sep 6, 2026	1-10	4 contacts →
	Exact match “Jsme tým zkušených profesionálů s mnohaletou praxí Máme bohaté zkušenosti s výstavbou optických, metalických i bezdrátových sítí.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “telecommunications systems integrators”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 72 telecommunications systems integrators based in Czechia

See the full list, filter by size, metro and specialty, and access 407 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Telecommunications systems integrators based in Czechia at a glance

As of Sep 6, 2026

39.7%Verified-email coverage

1.4%Mobile-number coverage

14.2Average contacts per company

11-50Median size (employees)

25.0%Largest-city concentration · Prague

Sep 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

3780–30

2931–60

061–90

090–180

0180+

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Czechia whose business descriptions match “telecommunications systems integrators” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 407 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “telecommunications systems integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecommunications systems integrators are there based in Czechia?

RevenueBase identified 72 company matches for telecommunications systems integrators associated with Czechia as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Colsys S.R.O tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most telecommunications systems integrators?

Prague leads with 18 company records, followed by Brno (9) and Zlin (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 407 professional contacts with verified work emails tracked across these 72 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 72 telecommunications systems integrators based in Czechia. Start with a free account, no credit card.

Download this list →

Related lists

Telecommunications systems integrators by geography

Browse the directory

About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.