Company lists · Data verified August 2026

Top 25 Data center security installers based in Germany

Name: Data center security installers based in Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 486 companies tracked

There are 486 data center security installers headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 3,432 professional contacts across them, including 717 with verified work emails and 121 with mobile numbers. Berlin is the largest hub.

This list covers data center security installers headquartered in Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

486Companies

3,432Contacts tracked

717Verified emails

121Mobile numbers

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The 25 largest data center security installers based in Germany

Ranked by team size

Top 25 of 486 data center security installers based in Germany, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	MTI	Munchen	201-500	762	75
2	Kötter Security	Magdeburg	201-500	178	19
3	Telonic Gmbh	Koln	51-200	96	62
4	E-Shelter Security	Munchen	201-500	82	46
5	Mispa Technologies Gmbh	Langenfeld Rheinland	51-200	63	23
6	Funkwerk Security Solutions Gmbh	Kirchseeon	51-200	53	19
7	B.I.N.S.S. Datennetze UND Gefahrenmeldesysteme Gmbh	Berlin	51-200	40	21
8	Ciborius Gruppe	Mannheim	1,001-5,000	40	6
9	GU BKS Service Gmbh	Velbert	51-200	38	14
10	TAS Sicherheits- UND Kommunikationstechnik	Barsbuttel	201-500	35	23
11	Newbetech Solutions Gmbh	Datteln	51-200	28	16
12	Gleich Gmbh Sicherheits- & Medientechnik	Aschaffenburg	51-200	24	13
13	Kentix Gmbh	Idar-Oberstein	51-200	23	1
14	Mebo Sicherheit Gmbh	Hamburg	51-200	19	6
15	Deltron	Reisiek	51-200	16	7
16	GST Gesellschaft FÜR Sicherheitstechnik MBH	Mulheim An Der Ruhr	51-200	16	7
17	Ibr.Bps Dresden Ingenieurbüro Rathenow BPS Gmbh	Dresden	51-200	12	6
18	PSA Sicherheitsmanagement Gmbh	Berlin	201-500	11	4
19	Schmid Alarm	Stockdorf	51-200	11	3
20	Insitech	Verl	501-1,000	10	6
21	Zukos Z&k Gmbh	Chemnitz	51-200	10	1
22	GES Gesellschaft FÜR Elektro- UND Sicherheitstechnik MBH & Co. KG	Munich	51-200	7	5
23	Clear Security Gmbh	Berlin	501-1,000	6	1
24	Teloplan Ingenieurgesellschaft MBH	Mulheim An Der Ruhr	51-200	5	1
25	Armantis Gmbh	Verl	501-1,000	4	3

Showing 25 of 486 data center security installers based in Germany

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Data center security installers based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 23 HQs

121Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

237

11-50

138

51-200

201-500

501-1,000

1,001-5,000

Data center security installers by metro

Metro	Companies
Data center security installers in Berlin	23
Data center security installers in Hamburg	15
Data center security installers in Stuttgart	8
Data center security installers in Koln	8
Data center security installers in Munchen	8
Data center security installers in Leipzig	6
Data center security installers in Bonn	5

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “data center security installers”, with match quality audited by blind human judging, and headquartered in Germany.
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: Contact records re-verify on a rolling cadence; 4 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many data center security installers are there based in Germany?

There are 486 data center security installers headquartered in Germany as of August 2026 (RevenueBase).

What is the largest company on this list?

MTI, headquartered in Munchen, tops this list with the largest team on record.

Which city has the most data center security installers?

Berlin leads with 23 headquartered companies, followed by Hamburg (15) and Stuttgart (8).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 717 verified decision-maker contacts tracked across these 486 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.