Company lists · Data refreshed October 2026

Top 16 Energy systems engineering services based in Hanover, Germany

Name: Energy systems engineering services based in Hanover, Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 25, 2026 29 companies tracked

RevenueBase identified 29 company matches for energy systems engineering services associated with Hanover, Germany as of October 2026 and tracks 280 professional contacts across them, including 138 with verified work emails. Across Germany, Berlin is the largest hub for this category (157 companies); Hanover has 29.

This list covers company matches for energy systems engineering services associated with Hanover, 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 October 25, 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 Oct 25, 2026 How this list was built

29Companies

280Contacts tracked

138Verified emails

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The 16 largest energy systems engineering services based in Hanover, Germany

Ranked by team size

Top 16 of 29 company matches for energy systems engineering services based in Hanover, Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 25, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	GFK Ingenieure Gmbh	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	201-500	85 contacts →
	Exact match “Unsere Leistungen sind vielfältig.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
2	Cratos Gmbh	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	51-200	44 contacts →
	Exact match “CRATOS is more than a consulting firm.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
3	Umwelttechnik & Ingenieure Gmbh	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	11-50	27 contacts →
	Exact match “u&i GmbH - Engineering from one source Since 29 years, we have assumed responsibility for people and the environment.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
4	Planungsgruppe VA Gmbh	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	51-200	25 contacts →
	Exact match “Technik für Menschen und Gebäude“, so lautet der Slogan unseres Unternehmens.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
5	Sunshine Energieberatung Gmbh	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	51-200	21 contacts →
	Exact match “Wir sind seit 2009 spezialisierter Dienstleister im Bereich der Energie- und Fördergeldberatung mit einer Vielzahl namhafter Kunden aller Gewerke.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
6	Uniconsult Gmbh	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	11-50	12 contacts →
	Exact match “Die uniconsult Ingenieur- & Unternehmensberatungsgesellschaft mbH mit Sitz in Hannover ist ein etabliertes Beratungsunternehmen mit den Geschäftsfeldern- Management und…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
7	AP Elektroanlagen Planung Gmbh	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	11-50	10 contacts →
	Exact match “WECHSELN SIE MIT UNS AUF DIE TECHNOLOGISCHE ÜBERHOLSPUR!” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
8	3energie Consulting	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	1-10	5 contacts →
	Exact match “3EC is a practice-based consulting firm for strategic and operational energy management issues.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
9	Envibe Gmbh	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	11-50	5 contacts →
	Exact match “WIE KÖNNEN SIE IN IHREM UNTERNEHMEN ENERGIE SELBST ERZEUGEN UND EFFIZIENT NUTZEN?” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
10	TGW Planungsgesellschaft FÜR Gebäudetechnik MBH	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	11-50	5 contacts →
	Exact match “Als Ingenieurbüro für technische Gebäudeausrüstung (TGA) bieten wir Ihnen eine kompetente Beratung und Planung aller Arten von haustechnischen Anlagen.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
11	Energy Transmission Consult Gmbh	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	1-10	4 contacts →
	Exact match “Die Energy Transmission Consult GmbH (ETC) unterstützt Vorhabenträger, Investoren und Betreiber aus der Energiebranche bei der erfolgreichen Realisierung ihrer Projekte.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
12	Elpro Elektroanlagen Behncke Gmbh	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	11-50	3 contacts →
	Exact match “ELPRO Elektroanlagen Behncke is an individual & family services company based out of KORNSTR.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
13	Elektrotechnik Ladwig Gmbh	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	1-10	2 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
14	Ingenieurgesellschaft Flohr & Hudasch MBH	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	1-10	1 contacts →
	Exact match “Ingenieurgesellschaft Flohr & Hudasch mbH Ihre erfahrenen, vertrauensvollen Partner rund um den Bereich technischer Anlagen in Gebäuden.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
15	ECO Contract Gmbh	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	1-10	1 contacts →
	Exact match “Beschreiten Sie mit uns die Energiewende Wärmeversorgung, Kältelieferung, Photovoltaikstrom, aber auch weitere technische Gebäudeausrüstung wie E-Ladesäulen, Beleuchtungs- und…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
16	TGL Planungsgemeinschaft Liegat Partg MBB	Exact match	Hanover, GermanyHQ recorded Oct 25, 2026	n/a	1 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “energy systems engineering services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 16 of 29 energy systems engineering services based in Hanover, Germany

See the full list, filter by size, metro and specialty, and access 138 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy systems engineering services based in Hanover, Germany at a glance

As of Oct 25, 2026

49.3%Verified-email coverage

9.7Average contacts per company

11-50Median size (employees)

Oct 25, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured across the whole Germany list rather than for Hanover, so it is reported there. Company counts and contact totals on this page are exact for Hanover, over 29 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 Hanover, Germany whose business descriptions match “energy systems engineering 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 138 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 October 25, 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.

Energy systems engineering services by metro in Germany

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 “energy systems engineering services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy systems engineering services are there based in Hanover, Germany?

RevenueBase identified 29 company matches for energy systems engineering services associated with Hanover, Germany as of October 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?

GFK Ingenieure Gmbh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Germany has the most energy systems engineering services?

Berlin leads Germany with 157 company records, followed by Hamburg (91) and Munich (75). Hanover has 29.

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 138 professional contacts with verified work emails tracked across these 29 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 October 25, 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.