Company lists · Data verified August 2026

Top 25 Building automation security companies based in Germany

Name: Building automation security companies based in Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 704 companies tracked

There are 704 building automation security companies headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 5,304 professional contacts across them, including 1,214 with verified work emails and 72 with mobile numbers. Berlin is the largest hub.

This list covers building automation security companies 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.

704Companies

5,304Contacts tracked

1,214Verified emails

72Mobile numbers

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The 25 largest building automation security companies based in Germany

Ranked by team size

Top 25 of 704 building automation security companies 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	GIRA	Radevormwald	1,001-5,000	387	1
2	Dormakaba Germany	Ennepetal	10001+	322	167
3	Kötter Security	Magdeburg	201-500	178	19
4	Nutz Elektrotechnik Gmbh & Co. KG	Hamburg	201-500	146	80
5	PKE Deutschland Gmbh	Eschborn	201-500	105	53
6	E-Shelter Security	Munchen	201-500	82	46
7	Neuberger Gebäudeautomation	Neuss	501-1,000	62	31
8	E.Infra Gmbh	Dresden	201-500	55	28
9	Funkwerk Security Solutions Gmbh	Kirchseeon	51-200	53	19
10	ISE Individuelle Software UND Elektronik Gmbh	Bonn	51-200	49	29
11	B.I.N.S.S. Datennetze UND Gefahrenmeldesysteme Gmbh	Berlin	51-200	40	21
12	Dornhöfer Gmbh	Russelsheim Russelsheim	201-500	39	13
13	GU BKS Service Gmbh	Velbert	51-200	38	14
14	TAS Sicherheits- UND Kommunikationstechnik	Barsbuttel	201-500	35	23
15	Delta Controls Germany	Leinfelden-Echterdingen	51-200	32	25
16	Hosch Gebäudeautomation	Teltow	51-200	27	15
17	Kentix Gmbh	Idar-Oberstein	51-200	23	1
18	GLR Gesellschaft FÜR Leit- UND Regeltechnik MBH	Berlin	51-200	20	14
19	Herrmann Gmbh	Pluderhausen	51-200	19	6
20	Rönne Technik	Schuttorf	51-200	19	3
21	AGW Elektrotechnik Gmbh	Quakenbruck	51-200	17	12
22	Deltron	Reisiek	51-200	16	7
23	GST Gesellschaft FÜR Sicherheitstechnik MBH	Mulheim An Der Ruhr	51-200	16	7
24	IGW Ingenieure	Herrenberg	51-200	15	10
25	Came Deutschland Gmbh	Kempen	1,001-5,000	15	8

Showing 25 of 704 building automation security companies based in Germany

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Building automation security companies based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 32 HQs

72Contacts with mobile numbers

7Emails re-verified in last 30 days

Companies by employee count

1-10

328

11-50

199

51-200

201-500

501-1,000

1,001-5,000

10001+

Building automation security companies by metro

Metro	Companies
Building automation security companies in Berlin	32
Building automation security companies in Hamburg	15
Building automation security companies in Munchen	15
Building automation security companies in Stuttgart	8
Building automation security companies in Oldenburg	5
Building automation security companies in Bielefeld	5
Building automation security companies in Dresden	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 “building automation security companies”, 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; 7 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 building automation security companies are there based in Germany?

There are 704 building automation security companies headquartered in Germany as of August 2026 (RevenueBase).

What is the largest company on this list?

GIRA, headquartered in Radevormwald, tops this list with the largest team on record.

Which city has the most building automation security companies?

Berlin leads with 32 headquartered companies, followed by Hamburg (15) and Munchen (15).

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 1,214 verified decision-maker contacts tracked across these 704 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.