Company lists · Data refreshed October 2026
Top 25 Energy efficiency research companies based in Germany
RevenueBase identified 104 company matches for energy efficiency research companies associated with Germany as of October 2026 and tracks 1,002 professional contacts across them, including 333 with verified work emails. Berlin is the largest hub.
This list covers company matches for energy efficiency research companies 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 October 12, 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.
The 25 largest energy efficiency research companies based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 146 contacts → | ||||
Exact match “At tado° we believe that unnecessarily wasting energy should be a thing of the past.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 2 | 99 contacts → | ||||
Exact match “We empower people to shape a sustainable energy system.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 3 | 79 contacts → | ||||
Exact match “Market liberalization and concerns about climate change has stimulated increased use of distributed power sources such as combined heat and power and renewable energy systems.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 4 | 58 contacts → | ||||
Exact match “Limón ist Ihr Dienstleister und Lösungsanbieter für Energieeffizienz in der Industrie.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 5 | 49 contacts → | ||||
Exact match “Since its founding 20 years ago, ÖKOTEC stands for intelligent solutions for the reduction of energy and resource consumption.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 6 | 29 contacts → | ||||
Exact match “Energieeffizienzmaßnahmen sind nicht immer mit hohen Investitionen verbunden.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 7 | 29 contacts → | ||||
Exact match “We are Enit.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 8 | 29 contacts → | ||||
Exact match “Das ZAE Bayern ist ein außeruniversitäres Forschungsinstitut für angewandte Energieforschung.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 9 | 25 contacts → | ||||
Exact match “Die Deutsche Unternehmensinitiative Energieeffizienz e.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 10 | 23 contacts → | ||||
Exact match “Das Technologiezentrum Energie (TZE) in Ruhstorf a.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 11 | 19 contacts → | ||||
Exact match “We take responsibility for the efficiency of energy supply for the entire life cycle of a project.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 12 | 15 contacts → | ||||
Exact match “Das IREES - Institut für Ressourceneffizienz und Energiestrategien arbeitet im Bereich der nachhaltigen Energie- und Ressourcennutzung mit Fokus auf neue Technologien und…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 13 | 14 contacts → | ||||
Exact match “Seit mehr als 25 Jahren entwickeln und vertreiben wir unsere Produkte und erweitern unser Serviceangebot.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 14 | 12 contacts → | ||||
Exact match “comfort.energy.service.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 15 | 10 contacts → | ||||
Exact match “eeaser accelerates industrial energy efficiency.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 16 | 9 contacts → | ||||
Exact match “Es war Mitte der Siebzigerjahre, als ITGB gegründet wurde.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 17 | 7 contacts → | ||||
Exact match “Cornelius Ober GmbH is a energy consulting company in Eisenach, Germany.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 18 | 7 contacts → | ||||
Exact match “We are a startup based in Erfurt and Göttingen that would like to set key elements for sustainable energy efficiency Our goal: With professional know-how and the appropriate…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 19 | 7 contacts → | ||||
Exact match “STF ENERGY plant und entwickelt Konzepte zur Steigerung der Energieeffizienz für Unternehmen jeder Branche.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 20 | 6 contacts → | ||||
Exact match “Die KONBA AG bietet Lösungen rund um den effizienten Einsatz von Energie-Effizienz-Systemen für Industrie, Handel und Dienstleistung.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 21 | 5 contacts → | ||||
Exact match “Der Aspekt Energie-Effizienz steht bei unseren Planungen im Fokus.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 22 | 5 contacts → | ||||
Exact match “Energiekompetenz für mehr Effizienz” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 23 | 5 contacts → | ||||
Exact match “Ob Bürogebäude oder komplexe Industrieanlage - wir erstellen übergreifende Planungs- und Ausführungskonzepte für mehr Energieeffizienz.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 24 | 4 contacts → | ||||
Exact match “Wir unterstützen private Haushalte, Unternehmen und Kommunen bei allen Fragen rund um das Thema energieeffiziente Gebäude.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 25 | 3 contacts → | ||||
Exact match “Als Hersteller innovativer Energiemanagementsysteme liefert dibalog seit 1984 intelligente Lösungen zur Reduktion des Energieverbrauchs.” Recorded in the RevenueBase company graph · Oct 12, 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 efficiency research companies”. 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 25 of 104 energy efficiency research companies based in Germany
See the full list, filter by size, metro and specialty, and access 333 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Energy efficiency research companies based in Germany at a glance
As of Oct 12, 2026Companies by employee count
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 104 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 “energy efficiency research companies” 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 333 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 12, 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 “energy efficiency research companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many energy efficiency research companies are there based in Germany?
RevenueBase identified 104 company matches for energy efficiency research companies associated with 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?
TADO tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most energy efficiency research companies?
Berlin leads with 7 company records, followed by Munich (5) and Hamburg (4).
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 333 professional contacts with verified work emails tracked across these 104 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 12, 2026.
Ready to reach these companies? Verified emails and direct dials for all 104 energy efficiency research companies based in Germany. Start with a free account, no credit card.
Download this list →Related lists
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- Energy efficiency research companies based in the United Kingdom
- Energy efficiency research companies based in the United States
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Energy efficiency research companies based in Australia
- Energy efficiency research companies based in Brazil
- Energy efficiency research companies based in Canada
- Energy efficiency research companies based in Colombia
- Energy efficiency research companies based in France
- Energy efficiency research companies based in India
Company intelligence · public preview
Top 25 energy efficiency research companies based in Germany
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 104 matching company records for energy efficiency research companies based in Germany, with 1,002 tracked contacts and 333 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 12, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 energy efficiency research companies based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  TADOtado.comHQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 146 contacts → |
“At tado° we believe that unnecessarily wasting energy should be a thing of the past.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  FFEffe.deHQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 99 contacts → |
“We empower people to shape a sustainable energy system.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | E.On Energy Research Centereonerc.rwth-aachen.de HQ: Aachen, GermanyReported employees: 51-200 | Aachen, Germany | 51-200 | Exact match | 79 contacts → |
“Market liberalization and concerns about climate change has stimulated increased use of distributed power sources such as combined heat and power and renewable energy systems.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Limón Gmbhlimon-gmbh.deHQ: Kassel, GermanyReported employees: 51-200 | Kassel, Germany | 51-200 | Exact match | 58 contacts → |
“Limón ist Ihr Dienstleister und Lösungsanbieter für Energieeffizienz in der Industrie.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Ökotec Energiemanagement Gmbhoekotec.deHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 49 contacts → |
“Since its founding 20 years ago, ÖKOTEC stands for intelligent solutions for the reduction of energy and resource consumption.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Kühn Elektrotechnik Gmbhkuehn-elektrotechnik.deHQ: Karlsruhe, GermanyReported employees: 51-200 | Karlsruhe, Germany | 51-200 | Exact match | 29 contacts → |
“Energieeffizienzmaßnahmen sind nicht immer mit hohen Investitionen verbunden.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  ENITenit.ioHQ: Freiburg, GermanyReported employees: 11-50 | Freiburg, Germany | 11-50 | Exact match | 29 contacts → |
“We are Enit.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | ZAE Bayernzae-bayern.de HQ: Garching Bei München, GermanyReported employees: 51-200 | Garching Bei München, Germany | 51-200 | Exact match | 29 contacts → |
“Das ZAE Bayern ist ein außeruniversitäres Forschungsinstitut für angewandte Energieforschung.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 25 contacts → |
“Die Deutsche Unternehmensinitiative Energieeffizienz e.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Technologiezentrum Energie TZEtz-energie.de HQ: Landshut, GermanyReported employees: 11-50 | Landshut, Germany | 11-50 | Exact match | 23 contacts → |
“Das Technologiezentrum Energie (TZE) in Ruhstorf a.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Encore Efficiency SEencore-efficiency.comHQ: Osnabrück, GermanyReported employees: 11-50 | Osnabrück, Germany | 11-50 | Exact match | 19 contacts → |
“We take responsibility for the efficiency of energy supply for the entire life cycle of a project.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Irees Gmbhirees.de HQ: Karlsruhe, GermanyReported employees: 11-50 | Karlsruhe, Germany | 11-50 | Exact match | 15 contacts → |
“Das IREES - Institut für Ressourceneffizienz und Energiestrategien arbeitet im Bereich der nachhaltigen Energie- und Ressourcennutzung mit Fokus auf neue Technologien und…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Mollinémolline.deHQ: Stuttgart, GermanyReported employees: 51-200 | Stuttgart, Germany | 51-200 | Exact match | 14 contacts → |
“Seit mehr als 25 Jahren entwickeln und vertreiben wir unsere Produkte und erweitern unser Serviceangebot.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Systeno Gmbhsysteno.de HQ: Frankfurt, GermanyReported employees: 11-50 | Frankfurt, Germany | 11-50 | Exact match | 12 contacts → |
“comfort.energy.service.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Eeasereeaser.com HQ: Gundelfingen, GermanyReported employees: 1-10 | Gundelfingen, Germany | 1-10 | Exact match | 10 contacts → |
“eeaser accelerates industrial energy efficiency.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Itgb Gmbhitgb.de HQ: Dinslaken, GermanyReported employees: 11-50 | Dinslaken, Germany | 11-50 | Exact match | 9 contacts → |
“Es war Mitte der Siebzigerjahre, als ITGB gegründet wurde.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Cornelius Ober Gmbhc-ober.de HQ: Eisenach, GermanyReported employees: 11-50 | Eisenach, Germany | 11-50 | Exact match | 7 contacts → |
“Cornelius Ober GmbH is a energy consulting company in Eisenach, Germany.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Nbrx AGnbrx.com HQ: Erfurt, GermanyReported employees: 1-10 | Erfurt, Germany | 1-10 | Exact match | 7 contacts → |
“We are a startup based in Erfurt and Göttingen that would like to set key elements for sustainable energy efficiency Our goal: With professional know-how and the appropriate…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | STF Energy Gmbhstf-energy.de HQ: Dülmen, GermanyReported employees: 1-10 | Dülmen, Germany | 1-10 | Exact match | 7 contacts → |
“STF ENERGY plant und entwickelt Konzepte zur Steigerung der Energieeffizienz für Unternehmen jeder Branche.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Konba AGkonba.de HQ: Wettringen, GermanyReported employees: 11-50 | Wettringen, Germany | 11-50 | Exact match | 6 contacts → |
“Die KONBA AG bietet Lösungen rund um den effizienten Einsatz von Energie-Effizienz-Systemen für Industrie, Handel und Dienstleistung.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Astec Klima-Systeme Gmbhastec-klimasysteme.deHQ: Verl, GermanyReported employees: 11-50 | Verl, Germany | 11-50 | Exact match | 5 contacts → |
“Der Aspekt Energie-Effizienz steht bei unseren Planungen im Fokus.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Energieberatung Mitteldeutschlandenergieberatung-mitteldeutschland.deHQ: Halle, GermanyReported employees: 1-10 | Halle, Germany | 1-10 | Exact match | 5 contacts → |
“Energiekompetenz für mehr Effizienz” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Pem-Energy Gmbhpem-energy.deHQ: Oppurg Ot Kolba, GermanyReported employees: 11-50 | Oppurg Ot Kolba, Germany | 11-50 | Exact match | 5 contacts → |
“Ob Bürogebäude oder komplexe Industrieanlage - wir erstellen übergreifende Planungs- und Ausführungskonzepte für mehr Energieeffizienz.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Ingenieurbüro Andreas Kettereraki-energie.deHQ: Remchingen, GermanyReported employees: 1-10 | Remchingen, Germany | 1-10 | Exact match | 4 contacts → |
“Wir unterstützen private Haushalte, Unternehmen und Kommunen bei allen Fragen rund um das Thema energieeffiziente Gebäude.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Sinsheim, GermanyReported employees: 11-50 | Sinsheim, Germany | 11-50 | Exact match | 3 contacts → |
“Als Hersteller innovativer Energiemanagementsysteme liefert dibalog seit 1984 intelligente Lösungen zur Reduktion des Energieverbrauchs.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 104 company matches
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Energy efficiency research companies: dataset insights
October 12, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
104 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 104 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 12, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for energy efficiency research companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many energy efficiency research companies did RevenueBase find based in Germany?
The saved snapshot records 104 matching company records, 1,002 tracked contacts and 333 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 12, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Energy efficiency research companies by geography
- Energy efficiency research companies based in Australia
- Energy efficiency research companies based in Brazil
- Energy efficiency research companies based in Canada
- Energy efficiency research companies based in Colombia
- Energy efficiency research companies based in France
- Energy efficiency research companies based in India
- Energy efficiency research companies based in Italy
- Energy efficiency research companies based in the Netherlands
- Energy efficiency research companies based in Spain
- Energy efficiency research companies based in Türkiye
- Energy efficiency research companies based in the United Kingdom
- Energy efficiency research companies based in the United States
Cite this list
RevenueBase Data Team. Top 25 energy efficiency research companies based in Germany. Snapshot: October 12, 2026. https://revenuebase.ai/companies/energy-efficiency-research-companies/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Energy efficiency research companies based in Australia
- Energy efficiency research companies based in Brazil
- Energy efficiency research companies based in Canada
- Energy efficiency research companies based in Colombia
- Energy efficiency research companies based in France
- Energy efficiency research companies based in India
Company intelligence · public preview
Top 25 energy efficiency research companies based in Germany
RevenueBase records 104 matching company records for energy efficiency research companies based in Germany, with 1,002 tracked contacts and 333 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 12, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 energy efficiency research companies based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | TADOtado.com HQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 146 contacts → |
“At tado° we believe that unnecessarily wasting energy should be a thing of the past.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | FFEffe.de HQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 99 contacts → |
“We empower people to shape a sustainable energy system.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | E.On Energy Research Centereonerc.rwth-aachen.de HQ: Aachen, GermanyReported employees: 51-200 | Aachen, Germany | 51-200 | Exact match | 79 contacts → |
“Market liberalization and concerns about climate change has stimulated increased use of distributed power sources such as combined heat and power and renewable energy systems.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Limón Gmbhlimon-gmbh.de HQ: Kassel, GermanyReported employees: 51-200 | Kassel, Germany | 51-200 | Exact match | 58 contacts → |
“Limón ist Ihr Dienstleister und Lösungsanbieter für Energieeffizienz in der Industrie.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Ökotec Energiemanagement Gmbhoekotec.de HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 49 contacts → |
“Since its founding 20 years ago, ÖKOTEC stands for intelligent solutions for the reduction of energy and resource consumption.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Kühn Elektrotechnik Gmbhkuehn-elektrotechnik.de HQ: Karlsruhe, GermanyReported employees: 51-200 | Karlsruhe, Germany | 51-200 | Exact match | 29 contacts → |
“Energieeffizienzmaßnahmen sind nicht immer mit hohen Investitionen verbunden.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | ENITenit.io HQ: Freiburg, GermanyReported employees: 11-50 | Freiburg, Germany | 11-50 | Exact match | 29 contacts → |
“We are Enit.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | ZAE Bayernzae-bayern.de HQ: Garching Bei München, GermanyReported employees: 51-200 | Garching Bei München, Germany | 51-200 | Exact match | 29 contacts → |
“Das ZAE Bayern ist ein außeruniversitäres Forschungsinstitut für angewandte Energieforschung.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 25 contacts → |
“Die Deutsche Unternehmensinitiative Energieeffizienz e.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Technologiezentrum Energie TZEtz-energie.de HQ: Landshut, GermanyReported employees: 11-50 | Landshut, Germany | 11-50 | Exact match | 23 contacts → |
“Das Technologiezentrum Energie (TZE) in Ruhstorf a.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Encore Efficiency SEencore-efficiency.com HQ: Osnabrück, GermanyReported employees: 11-50 | Osnabrück, Germany | 11-50 | Exact match | 19 contacts → |
“We take responsibility for the efficiency of energy supply for the entire life cycle of a project.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Irees Gmbhirees.de HQ: Karlsruhe, GermanyReported employees: 11-50 | Karlsruhe, Germany | 11-50 | Exact match | 15 contacts → |
“Das IREES - Institut für Ressourceneffizienz und Energiestrategien arbeitet im Bereich der nachhaltigen Energie- und Ressourcennutzung mit Fokus auf neue Technologien und…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mollinémolline.de HQ: Stuttgart, GermanyReported employees: 51-200 | Stuttgart, Germany | 51-200 | Exact match | 14 contacts → |
“Seit mehr als 25 Jahren entwickeln und vertreiben wir unsere Produkte und erweitern unser Serviceangebot.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Systeno Gmbhsysteno.de HQ: Frankfurt, GermanyReported employees: 11-50 | Frankfurt, Germany | 11-50 | Exact match | 12 contacts → |
“comfort.energy.service.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Eeasereeaser.com HQ: Gundelfingen, GermanyReported employees: 1-10 | Gundelfingen, Germany | 1-10 | Exact match | 10 contacts → |
“eeaser accelerates industrial energy efficiency.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Itgb Gmbhitgb.de HQ: Dinslaken, GermanyReported employees: 11-50 | Dinslaken, Germany | 11-50 | Exact match | 9 contacts → |
“Es war Mitte der Siebzigerjahre, als ITGB gegründet wurde.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Cornelius Ober Gmbhc-ober.de HQ: Eisenach, GermanyReported employees: 11-50 | Eisenach, Germany | 11-50 | Exact match | 7 contacts → |
“Cornelius Ober GmbH is a energy consulting company in Eisenach, Germany.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Nbrx AGnbrx.com HQ: Erfurt, GermanyReported employees: 1-10 | Erfurt, Germany | 1-10 | Exact match | 7 contacts → |
“We are a startup based in Erfurt and Göttingen that would like to set key elements for sustainable energy efficiency Our goal: With professional know-how and the appropriate…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | STF Energy Gmbhstf-energy.de HQ: Dülmen, GermanyReported employees: 1-10 | Dülmen, Germany | 1-10 | Exact match | 7 contacts → |
“STF ENERGY plant und entwickelt Konzepte zur Steigerung der Energieeffizienz für Unternehmen jeder Branche.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Konba AGkonba.de HQ: Wettringen, GermanyReported employees: 11-50 | Wettringen, Germany | 11-50 | Exact match | 6 contacts → |
“Die KONBA AG bietet Lösungen rund um den effizienten Einsatz von Energie-Effizienz-Systemen für Industrie, Handel und Dienstleistung.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Astec Klima-Systeme Gmbhastec-klimasysteme.de HQ: Verl, GermanyReported employees: 11-50 | Verl, Germany | 11-50 | Exact match | 5 contacts → |
“Der Aspekt Energie-Effizienz steht bei unseren Planungen im Fokus.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Energieberatung Mitteldeutschlandenergieberatung-mitteldeutschland.de HQ: Halle, GermanyReported employees: 1-10 | Halle, Germany | 1-10 | Exact match | 5 contacts → |
“Energiekompetenz für mehr Effizienz” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Pem-Energy Gmbhpem-energy.de HQ: Oppurg Ot Kolba, GermanyReported employees: 11-50 | Oppurg Ot Kolba, Germany | 11-50 | Exact match | 5 contacts → |
“Ob Bürogebäude oder komplexe Industrieanlage - wir erstellen übergreifende Planungs- und Ausführungskonzepte für mehr Energieeffizienz.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ingenieurbüro Andreas Kettereraki-energie.de HQ: Remchingen, GermanyReported employees: 1-10 | Remchingen, Germany | 1-10 | Exact match | 4 contacts → |
“Wir unterstützen private Haushalte, Unternehmen und Kommunen bei allen Fragen rund um das Thema energieeffiziente Gebäude.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Sinsheim, GermanyReported employees: 11-50 | Sinsheim, Germany | 11-50 | Exact match | 3 contacts → |
“Als Hersteller innovativer Energiemanagementsysteme liefert dibalog seit 1984 intelligente Lösungen zur Reduktion des Energieverbrauchs.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Energy efficiency research companies: dataset insights
October 12, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
104 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 104 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 12, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for energy efficiency research companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many energy efficiency research companies did RevenueBase find based in Germany?
The saved snapshot records 104 matching company records, 1,002 tracked contacts and 333 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 12, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 energy efficiency research companies based in Germany. Snapshot: October 12, 2026. https://revenuebase.ai/companies/energy-efficiency-research-companies/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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