Company lists · Data refreshed September 2026

Top 25 Grid reliability consulting firms based in Germany

Name: Grid reliability consulting firms based in Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 3, 2026 170 companies tracked

RevenueBase identified 170 grid reliability consulting firms headquartered in Germany as of September 2026 and tracks 2,019 professional contacts across them, including 588 with verified work emails and 25 with mobile numbers. Berlin is the largest hub.

This list covers grid reliability consulting firms headquartered in Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 3, 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 HQ checked on every row Match evidence on every row Refreshed Sep 3, 2026 86% judged on-target in blind review

170Companies

2,019Contacts tracked

588Verified emails

25Mobile numbers

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The 25 largest grid reliability consulting firms based in Germany

Ranked by team size

Top 25 of 170 grid reliability consulting firms based in Germany, ranked by team size, largest first. Data refreshed Sep 3, 2026. Evidence rates how directly each company's own description names grid reliability consulting firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#	Company	Headquarters	Employees	Contacts
1	EnvelioPartial evidence	Cologne, GermanyHQ checked Sep 3, 2026	51-200	155
	“envelio - Supporting the smarter, faster evolution of your power grid.” Source: company website · checked Sep 3, 2026
2	Steag Energy Services GmbhIndirect evidence	Essen, GermanyHQ checked Sep 3, 2026	1,001-5,000	145
	“STEAG Energy Services GmbH (SES) is one of the world’s leading service providers for power assets: we offer German minded engineering for more than MW of installed capacity in a…” Source: company website · checked Sep 3, 2026
3	Enlite Management & Engineering GmbhIndirect evidence	Berlin, GermanyHQ checked Sep 3, 2026	51-200	89
	“ENLITE ist der umsetzungsstärkste Berater und Begleiter für Führungskräfte der Energiewirtschaft.” Source: company website · checked Sep 3, 2026
4	Feag GmbhIndirect evidence	Baiersdorf, GermanyHQ checked Sep 3, 2026	201-500	86
	“Als Spezialisiten der Elektrotechnik liefern wir individuelle Lösungen auf allen Stromnetzebenen - von Beratung und Engineering über Fertigung zu Service vor Ort.” Source: company website · checked Sep 3, 2026
5	Digsilent GmbhPartial evidence	Gomaringen, GermanyHQ checked Sep 3, 2026	51-200	51
	“DIgSILENT GmbH is a software and consulting company providing highly specialized services in the field of electrical power systems for transmission, distribution, generation…” Source: company website · checked Sep 3, 2026
6	E-Bridge ConsultingIndirect evidence	Bonn, GermanyHQ checked Sep 3, 2026	11-50	38
	“Wir sind Spezialisten in der Elektrizitäts- und Gaswirtschaft E-Bridge ist eine Unternehmensberatung mit Kompetenz in Energie und unterstützt bei komplexen, strategisch…” Source: company website · checked Sep 3, 2026
7	Vrielmann GmbhIndirect evidence	Nordhorn, GermanyHQ checked Sep 3, 2026	51-200	37
	“Energieversorgung neu gedacht: Industriestandard trifft Handschlagqualität.” Source: company website · checked Sep 3, 2026
8	EnergynauticsIndirect evidence	Darmstadt, GermanyHQ checked Sep 3, 2026	11-50	36
	“Energynautics is a power systems consultancy firm based in Germany.” Source: company website · checked Sep 3, 2026
9	Unternehmensberatung Heckner GmbhIndirect evidence	Kastl, GermanyHQ checked Sep 3, 2026	11-50	34
	“Die #1 für das Elektrohandwerk.” Source: company website · checked Sep 3, 2026
10	Consulectra GmbhPartial evidence	Hamburg, GermanyHQ checked Sep 3, 2026	51-200	28
	“Since more than 45 years we have been supporting as a leading consulting and planning office customers primarily from the energy sector.” Source: company website · checked Sep 3, 2026
11	IPP ESN Power Engineering GmbhIndirect evidence	Kiel, GermanyHQ checked Sep 3, 2026	51-200	27
	“Sachverstand und Kreativität, Erfahrung und Neugier, ergänzt durch Ausbildung und Weiterbildung, bewährte Lösungen und innovative Ideen, sowie Flexibilität und Bewegung in den…” Source: company website · checked Sep 3, 2026
12	Venios GmbhStrong evidence	Frankfurt Am Main, GermanyHQ checked Sep 3, 2026	11-50	21
	“Venios offers IT solutions and consulting services capable of analyzing, planning, forecasting, monitoring, and controlling the conditions of power grid infrastructure…” Source: company website · checked Sep 3, 2026
13	Faber E-Tec GmbhIndirect evidence	Bünde, GermanyHQ checked Sep 3, 2026	51-200	16
	“Strom ist unsere Passion.” Source: company website · checked Sep 3, 2026
14	Elektro Saegmüller GmbhIndirect evidence	Starnberg, GermanyHQ checked Sep 3, 2026	51-200	15
	“Die Elektro Saegmüller GmbH aus Starnberg, 20 km südlich von München, ist ein inhabergeführtes Unternehmen mit über 100 Mitarbeitern.” Source: company website · checked Sep 3, 2026
15	E1 Management Consulting GmbhPartial evidence	Hamburg, GermanyHQ checked Sep 3, 2026	11-50	14
	“Die E1 Management Consulting GmbH mit Sitz in Hamburg ist eine auf die Energiewirtschaft spezialisierte deutsche Unternehmensberatung.” Source: company website · checked Sep 3, 2026
16	Ing. Ludwig Freitag Elektro Gmbh & Co. KGIndirect evidence	Parsberg, GermanyHQ checked Sep 3, 2026	501-1,000	13
	Source: company website · checked Sep 3, 2026
17	Mp-Engineering GmbhIndirect evidence	Mannheim, GermanyHQ checked Sep 3, 2026	11-50	12
	“Als unabhängiges Planungs- und Beratungsbüro bündeln wir langjährige Erfahrung und tiefgehendes Fachwissen im Energiesektor, um für unsere Kunden ganzheitliche Projektlösungen zu…” Source: company website · checked Sep 3, 2026
18	Consentec GmbhIndirect evidence	Aachen, GermanyHQ checked Sep 3, 2026	11-50	11
	“Consentec ist ein auf technische und energiewirtschaftliche Fragestellungen der Strom- und Gasversorgung spezialisiertes Beratungsunternehmen.” Source: company website · checked Sep 3, 2026
19	Elektro Fastabend GmbhIndirect evidence	Bielefeld, GermanyHQ checked Sep 3, 2026	51-200	10
	“Elektro Fastabend GmbH is a company based out of 115 Artur-Ladebeck-Straße, Bielefeld, North Rhine-Westphalia, Germany.” Source: company website · checked Sep 3, 2026
20	Elfas GmbhIndirect evidence	Siegen, GermanyHQ checked Sep 3, 2026	11-50	9
	“Wir sind ELFAS – Die Elektrotechnik Fachplaner Siegen.” Source: company website · checked Sep 3, 2026
21	Volt Vision GmbhIndirect evidence	Cologne, GermanyHQ checked Sep 3, 2026	11-50	8
	“Der Ausbau erneuerbarer Energien und die damit einhergehende Dezentralisierung des Netzes stellt Netzbetreiber und Anlagenplaner gleichermaßen vor große Herausforderungen.” Source: company website · checked Sep 3, 2026
22	Rensys GmbhIndirect evidence	Hamm, GermanyHQ checked Sep 3, 2026	11-50	8
	“Die rensys GmbH ist ein führendes Unternehmen im Bereich der Energiewirtschaft und Elektrotechnik.” Source: company website · checked Sep 3, 2026
23	SE Scherbeck Energy GmbhIndirect evidence	Hürth, GermanyHQ checked Sep 3, 2026	11-50	7
	“EINE STABILE KONSTANTE IN DYNAMISCHEN MÄRKTEN Die Unternehmensberatung SE Scherbeck Energy wurde mit der Strommarktliberalisierung 1998 gegründet und ist seitdem eine stabile…” Source: company website · checked Sep 3, 2026
24	Optenergy ConsultingIndirect evidence	Troisdorf, GermanyHQ checked Sep 3, 2026	11-50	7
	“Energieunternehmen stehen vor komplexen Entscheidungen über Investitionen, Marktstrategien und die Weiterentwicklung ihrer optEnergy sorgt dafür, dass diese Entscheidungen auf…” Source: company website · checked Sep 3, 2026
25	Ingenieurbüro Knab GmbhIndirect evidence	Munchen, GermanyHQ checked Sep 3, 2026	11-50	7
	“Ingenieurbüro Knab GmbH ist ein Ingenieurbüro für die Planung von elektrischen Anlagen” Source: company website · checked Sep 3, 2026

Showing 25 of 170 grid reliability consulting firms based in Germany

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Grid reliability consulting firms based in Germany at a glance

As of Sep 3, 2026

1-10Median size (employees)

BerlinLargest hub · 7 HQs

25Contacts with mobile numbers

Sep 3, 2026Data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

Verified emails by last verification

0–30

31–60

61–90

342

90–180

193

180+

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among grid reliability consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.

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: Companies headquartered in Germany whose own description of what they do matches “grid reliability consulting firms”. Matching reads each company's description, not its industry code or its name.
What we exclude: Companies whose own description does not clearly place them among grid reliability consulting firms, and records with no verified work email. Companies headquartered outside Germany are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 588 across the full list. 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 3, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

How many grid reliability consulting firms are there based in Germany?

RevenueBase identified 170 grid reliability consulting firms headquartered in Germany as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Envelio, headquartered in Cologne, tops this list with the largest team on record.

Which city has the most grid reliability consulting firms?

Berlin leads with 7 headquartered companies, followed by Cologne (4) and Essen (4).

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 588 verified decision-maker contacts tracked across these 170 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 3, 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.