Company lists · Data refreshed November 2026

Top 24 Diesel generator maintenance services based in Germany

RevenueBase identified 64 company matches for diesel generator maintenance services associated with Germany as of November 2026 and tracks 490 professional contacts across them, including 233 with verified work emails. Hamburg is the largest hub.

This list covers company matches for diesel generator maintenance services associated with Germany, 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 November 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 Nov 6, 2026 How this list was built
64Companies
490Contacts tracked
233Verified emails
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The 24 largest diesel generator maintenance services based in Germany

Ranked by team size
Top 24 of 64 company matches for diesel generator maintenance services based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact match48480, GermanyHQ recorded Nov 6, 2026201-500101 contacts →

Exact match

“We are one of the largest European OEM-independent service companies for combustion engines of all current types from 100 to kW.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchNuremberg, GermanyHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Die VIERTEL MOTOREN GMBH, mit mehr als 150 Mitarbeitern, davon über 40 mobile Servicetechniker an drei Standorten, ist Ihr professioneller Servicepartner für Erstausrüster…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchKrefeld, GermanyHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“Wir sind Spezialisten für Wartung und Instandhaltung von Motoren.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchNeusäß, GermanyHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“Was uns auszeichnet - 100% Herstellerunabhängig: Egal welche Marke oder Bauform – wir prüfen Ihre Komponenten herstellerübergreifend auf Herz und Nieren- Wirtschaftlich &…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSteinbach (taunus), GermanyHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“Kolben-Seeger GmbH & Co.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchKiel, GermanyHQ recorded Nov 6, 202651-20015 contacts →

Exact match

“Seit 1932 ist die Wulf Johannsen KG GmbH & Co.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBitterfeld-wolfen, GermanyHQ recorded Nov 6, 202651-20014 contacts →

Exact match

“Emerged out of the traditional armature winding shop of the industrial business group Braunkohlekombinat Bitterfeld in 1992, we have been carrying out repair works of all kinds of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAlsbach-hähnlein, GermanyHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Lipecky Notstromtechnik ist ein seit über 30 Jahren tätiges Unternehmen im Bereich der Notstrom- und Netzersatzversorgung.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchFrankfurt, GermanyHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“KUNZLERSTROM vereint unter seiner Marke die Kunzler Service GmbH und die Kunzler Notstromtechnik.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBerlin, GermanyHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Qualität ist eine Frage der Erfahrung!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBremerhaven, GermanyHQ recorded Nov 6, 202651-2007 contacts →

Exact match

“Expert for generator Maintenance and repair Onshore and offshore experience On site or work shop Partner for manufacturers and operators Permanently excited synchronous machines…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchFriedrichshafen, GermanyHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Elektromaschinenbau Mangold GmbH wurde 1932 gegründet und ist seitdem einer der führenden Anbieter für Service und Wartung von Elektromotoren, Pumpen und Frequenzumrichter.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchRostock, GermanyHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Diesel engines are the engines of the present and future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNorderstedt, GermanyHQ recorded Nov 6, 202651-2006 contacts →

Exact match

“IBH Ingenieurbüro Harm Seit 1969 sind Motoren unsere Leidenschaft!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHamburg, GermanyHQ recorded Nov 6, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBremerhaven, GermanyHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Seit 1957 ist die MWB Power kompetenter und zuverlässiger Partner für die Wartung und Instandsetzung von Schiffs- und Bahnmotoren sowie der Peripherie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchOffenbach Am Main, GermanyHQ recorded Nov 6, 202611-503 contacts →

Exact match

“BÜHLER und SELL ist der größte und älteste im Rhein- Main Gebiet ansässige Elektromaschinenbaubetrieb.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Für unsere hoch qualifizierten Fachleute ist kein Weg zu weit, wenn es darum geht, ausgefallene Generatoren wieder flott zu machen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchGersthofen, GermanyHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Premium service for CHP plants up to 500 KW > Field service/ maintenance > Major overhaul > Reman/ exchange engines > Overhaul and repair of components (mechanic/ electronic)>…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchOberhausen, GermanyHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Your need is our energy We have a team of experienced personnel for power plant process engineering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDettelbach, GermanyHQ recorded Nov 6, 2026n/a2 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchTuttlingen, GermanyHQ recorded Nov 6, 202611-501 contacts →

Exact match

“Vom MAN Service über die Reparatur und Instandsetzung von Nutz- und Sonderfahrzeugen bis hin zur netzunabhängigen Stromversorgung für Wohnmobile, Survival-Fahrzeuge, Boote…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchItzehoe, GermanyHQ recorded Nov 6, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchDresden, GermanyHQ recorded Nov 6, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 24 of 64 diesel generator maintenance services based in Germany

See the full list, filter by size, metro and specialty, and access 233 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Diesel generator maintenance services based in Germany at a glance

As of Nov 6, 2026
47.6%Verified-email coverage
7.7Average contacts per company
11-50Median size (employees)
6.2%Largest-city concentration · Hamburg
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
21
11-50
24
51-200
10
201-500
2

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 64 companies.

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 Germany whose business descriptions match “diesel generator maintenance services” 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 233 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 November 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 “diesel generator maintenance services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many diesel generator maintenance services are there based in Germany?

RevenueBase identified 64 company matches for diesel generator maintenance services associated with Germany as of November 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?

August Storm Gmbh & Co. KG tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most diesel generator maintenance services?

Hamburg leads with 4 company records, followed by Berlin (3) and Bremerhaven (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 233 professional contacts with verified work emails tracked across these 64 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 November 6, 2026.

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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.