Company lists · Data refreshed November 2026

Top 25 Oil filled transformers manufacturers based in Germany

RevenueBase identified 120 company matches for oil filled transformers manufacturers associated with Germany as of November 2026 and tracks 2,399 professional contacts across them, including 972 with verified work emails. Berlin is the largest hub.

This list covers company matches for oil filled transformers manufacturers 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 4, 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 4, 2026 How this list was built
120Companies
2,399Contacts tracked
972Verified emails
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The 25 largest oil filled transformers manufacturers based in Germany

Ranked by team size
Top 25 of 120 company matches for oil filled transformers manufacturers based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 4, 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 matchRegensburg, GermanyHQ recorded Nov 4, 20261,001-5,000531 contacts →

Exact match

“MR: THE POWER BEHIND POWER We at MR have been writing our success story in the world of energy technology for more than 150 years.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
2Exact matchDresden, GermanyHQ recorded Nov 4, 2026201-500178 contacts →

Exact match

“HIGHVOLT Prüftechnik Dresden GmbH is a global leader in high voltage and high current test systems and measurement equipment with experience of 120 years.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
3Exact matchHamburg, GermanyHQ recorded Nov 4, 2026501-1,000167 contacts →

Exact match

“RITZ is one of the world´s leading specialists for Instrument Transformers, Cast Resin Applications and Cast Resin Insulated Busbar Systems.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
4Exact matchBlomberg, GermanyHQ recorded Nov 4, 2026201-500110 contacts →

Exact match

“The core competence of SynFlex lies in the development, manufacturing and distribution of conducting and insulating products for the electrical insulation systems of electrical…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
5Exact matchKonz, GermanyHQ recorded Nov 4, 2026201-50077 contacts →

Exact match

“The ELATEC POWER DISTRIBUTION GmbH is a medium-sized provider of solutions for the energy distribution and supply.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
6Exact matchOffenburg, GermanyHQ recorded Nov 4, 2026201-50071 contacts →

Exact match

“Spannung in Präzision Die J.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
7Exact matchMoosburg A.d. Isar, GermanyHQ recorded Nov 4, 2026501-1,00058 contacts →

Exact match

“Strom fließt immer und überall.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
8Exact matchRiesa, GermanyHQ recorded Nov 4, 202651-20056 contacts →

Exact match

“Energy is a fundamental physical variable, it can neither be generated nor destroyed, it can only be transformed.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
9Exact matchGermanyHQ recorded Nov 4, 2026201-50046 contacts →

Exact match

“HSP is your expert technology partner for high voltage.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
10Exact matchNeuss, GermanyHQ recorded Nov 4, 202651-20041 contacts →

Exact match

“Wenn Stromverteilung und Lichtsysteme unter extremen Bedingungen zuverlässig funktionieren müssen, setzen Industrie, Bau, Transportwesen und Kommunen auf GIFAS.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
11Exact matchNorderstedt, GermanyHQ recorded Nov 4, 202651-20038 contacts →

Exact match

“Hanseatic Power Solutions GmbH offers the planning, manufacturing of and service for switchgears and control systems for energy production and distribution – of highest quality.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
12Exact matchKempen, GermanyHQ recorded Nov 4, 202651-20036 contacts →

Exact match

“SEG Electronics GmbH develops and manufactures intelligent protection devices for power generation and distribution.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
13Exact matchGeisenhausen, GermanyHQ recorded Nov 4, 202651-20031 contacts →

Exact match

“Die BKW Anlagentechnik GmbH bietet Produkte und Services für die Umformung, das Verschalten und den Transport von elektrischer Energie an.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
14Exact matchNordhorn, GermanyHQ recorded Nov 4, 202651-20030 contacts →

Exact match

“Energieversorgung neu gedacht: Industriestandard trifft Handschlagqualität.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
15Exact matchNiederzier, GermanyHQ recorded Nov 4, 202651-20030 contacts →

Exact match

“MAKE A CHANGE WHEREVER ELECTRICAL ENERGY FLOWS.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
16Exact matchTrier (euren), GermanyHQ recorded Nov 4, 202651-20026 contacts →

Exact match

“Schaltanlagen-Manufaktur KAUTZ steht für: Entwicklung, Vertrieb, Fertigung und Montage von Niederspannungs-Energieanlagen und MCC-Technik sowie Vertrieb, Lieferung und Montage von…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
17Exact matchNeuss, GermanyHQ recorded Nov 4, 202651-20026 contacts →

Exact match

“For over 40 years, we have been developing and supplying high-quality power distribution systems and custom solutions that operate reliably even under the most extreme conditions.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
18Exact matchSulzbach-laufen, GermanyHQ recorded Nov 4, 2026201-50023 contacts →

Exact match

“Die MBS AG & Co.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
19Exact matchUebigau-wahrenbrück, GermanyHQ recorded Nov 4, 2026501-1,00020 contacts →

Exact match

“The uesa GmbH is an established medium-sized company of the energy sector with long standing tradition.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
20Exact matchBünde, GermanyHQ recorded Nov 4, 202651-20019 contacts →

Exact match

“Strom ist unsere Passion.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
21Exact matchDresden, GermanyHQ recorded Nov 4, 202651-20017 contacts →

Exact match

“Since 2009, Westhaus Energietechnik GmbH has been manufacturing and supplying switchgear and securing its power supply in industry, wind farms, transformer stations and rail…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
22Exact matchIlshofen, GermanyHQ recorded Nov 4, 202651-20013 contacts →

Exact match

“Ihr starker Partner für energieefziente Lösungen!”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
23Exact matchHeiligenhaus, GermanyHQ recorded Nov 4, 202611-5012 contacts →

Exact match

“IHR SPEZIALIST FÜR TRAFOSTATIONEN, TRAFOS UND SCHALTANLAGEN: ü.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
24Exact matchImmendingen, GermanyHQ recorded Nov 4, 202611-5012 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
25Exact matchEching, GermanyHQ recorded Nov 4, 20261-1011 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase

Showing 25 of 120 oil filled transformers manufacturers based in Germany

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Oil filled transformers manufacturers based in Germany at a glance

As of Nov 4, 2026
40.5%Verified-email coverage
20.0Average contacts per company
11-50Median size (employees)
1.7%Largest-city concentration · Berlin
Nov 4, 2026Page data refreshed

Companies by employee count

1-10
30
11-50
32
51-200
28
201-500
10
501-1,000
6
1,001-5,000
1
5,001-10,000
1

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 120 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 “oil filled transformers manufacturers” 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 972 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 4, 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 “oil filled transformers manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil filled transformers manufacturers are there based in Germany?

RevenueBase identified 120 company matches for oil filled transformers manufacturers 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?

Maschinenfabrik Reinhausen tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most oil filled transformers manufacturers?

Berlin leads with 2 company records, followed by Bremen (2) and Dresden (2).

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 972 professional contacts with verified work emails tracked across these 120 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 4, 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.