Company lists · Data refreshed September 2026
Top 25 Energy efficiency retrofit companies based in Germany
RevenueBase identified 418 company matches for energy efficiency retrofit companies associated with Germany as of September 2026 and tracks 2,095 professional contacts across them, including 805 with verified work emails. Berlin is the largest hub.
This list covers company matches for energy efficiency retrofit 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 September 16, 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 retrofit companies based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 162 contacts → | ||||
Exact match “At tado° we believe that unnecessarily wasting energy should be a thing of the past.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 132 contacts → | ||||
Exact match “Since 2017, ENVIRIA develops comprehensive, integrated energy solutions for commercial and industrial clients.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 81 contacts → | ||||
Exact match “Wir wollen, dass so viele Immobilien wie möglich energieeffizient saniert werden.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 80 contacts → | ||||
Exact match “ENLOC – Energiedienstleister der Wohnungswirtschaft Die Enloc bietet innovative Lösungen unter Einbeziehung erneuerbarer Energien im Rahmen der Wärmelieferung/Contracting.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 57 contacts → | ||||
Exact match “Die Dienstleistungen der envistra GmbH zielen auf eine schnelle und langfristige Kostenreduktion und leisten einen wesentlichen Beitrag zu einer nachhaltigen…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 53 contacts → | ||||
Exact match “End-to-end solution for energy retrofits and long-term ESG management.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 47 contacts → | ||||
Exact match “In a market full of complexity and empty promises, 42watt makes energy-efficient building modernization simple, reliable, and actionable.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 47 contacts → | ||||
Exact match “e-con AG Die e-con AG ist seit 20 Jahren im Einsatz für erneuerbare Energien und versteht sich als Partner für die Energiewende.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 46 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 · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 29 contacts → | ||||
Exact match “RENEWA ist dein unabhängiger Partner für energetische Sanierung.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 29 contacts → | ||||
Exact match “Energieeffizienzmaßnahmen sind nicht immer mit hohen Investitionen verbunden.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 28 contacts → | ||||
Exact match “Die Deutsche Unternehmensinitiative Energieeffizienz e.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 27 contacts → | ||||
Exact match “Energy-efficient building renovations are complex.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 25 contacts → | ||||
Exact match “Ganzheitliche Lösungen für effizientes Energiemanagement – seit über 30 Jahren Die Berg GmbH bietet ganzheitliche Energielösungen aus einer Hand.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 23 contacts → | ||||
Exact match “Making the invisible flow of energy visible!” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 22 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 · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 21 contacts → | ||||
Exact match “Sind Ihnen Ihre Energiekosten ein Dorn im Auge?” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 20 contacts → | ||||
Exact match “Die Etanomics Service GmbH wurde gegründet aus dem Nachhaltigkeitsprojekt „Effizienz Plus" der Viessmann Group: Mit unserer Hilfe wurde der Verbrauch von Öl und Gas um 60 Prozent…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 19 contacts → | ||||
Exact match “perto is an energy efficiency service provider for large properties.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 18 contacts → | ||||
Exact match “Energie-Exzellenz für Industrie- und Großkunden: Strategisch.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 18 contacts → | ||||
Exact match “Consulting businesses on Energy Efficiency and Renewable Energy UN Sustainable Development Goals and International Cooperation Envidatec offers consulting services on all things…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 18 contacts → | ||||
Exact match “MEERX ist Effizienzdienstleister in den Bereichen Energieeffizienz, Einkauf und Prozessdigitalisierung.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 16 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 · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 15 contacts → | ||||
Exact match “Als Energieberater decken wir alle Aspekte deines Bauvorhabens ab, von der Planung bis hin zur Inbetriebnahme sowie dem Nachtrags- und Mängelmanagement.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 15 contacts → | ||||
Exact match “Energy Partners offers a 360-degree service for the implementation of integrated rooftop energy projects for companies and organizations in the industrial and commercial sectors.” Recorded in the RevenueBase company graph · Sep 16, 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 retrofit 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 418 energy efficiency retrofit companies based in Germany
See the full list, filter by size, metro and specialty, and access 805 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Energy efficiency retrofit companies based in Germany at a glance
As of Sep 16, 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 418 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 retrofit 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 805 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 September 16, 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 retrofit companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many energy efficiency retrofit companies are there based in Germany?
RevenueBase identified 418 company matches for energy efficiency retrofit companies associated with Germany as of September 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 retrofit companies?
Berlin leads with 36 company records, followed by Hamburg (19) and Munich (17).
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 805 professional contacts with verified work emails tracked across these 418 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 September 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 418 energy efficiency retrofit companies based in Germany. Start with a free account, no credit card.
Download this list →Related lists
Energy efficiency retrofit companies by geography
- Energy efficiency retrofit companies based in Atlanta, United States
- Energy efficiency retrofit companies based in Denver, United States
- Energy efficiency retrofit companies based in Houston, United States
- Energy efficiency retrofit companies based in New York, United States
- Energy efficiency retrofit companies based in Australia
- Energy efficiency retrofit companies based in Austria
- Energy efficiency retrofit companies based in Belgium
- Energy efficiency retrofit companies based in Brazil
- Energy efficiency retrofit companies based in Canada
- Energy efficiency retrofit companies based in Chile
- Energy efficiency retrofit companies based in Colombia
- Energy efficiency retrofit companies based in Czechia
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 retrofit companies based in Atlanta, United States
- Energy efficiency retrofit companies based in Denver, United States
- Energy efficiency retrofit companies based in Houston, United States
- Energy efficiency retrofit companies based in New York, United States
- Energy efficiency retrofit companies based in Australia
- Energy efficiency retrofit companies based in Austria
Company intelligence · public preview
Top 25 energy efficiency retrofit 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 418 matching company records for energy efficiency retrofit companies based in Germany, with 2,095 tracked contacts and 805 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: September 16, 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 retrofit 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 | 162 contacts → |
“At tado° we believe that unnecessarily wasting energy should be a thing of the past.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Enviriaenviria.energyHQ: Frankfurt, GermanyReported employees: 51-200 | Frankfurt, Germany | 51-200 | Exact match | 132 contacts → |
“Since 2017, ENVIRIA develops comprehensive, integrated energy solutions for commercial and industrial clients.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Fuchs & Eulefuchs-eule.de HQ: Metropolregion Berlin/brandenburg, GermanyReported employees: 51-200 | Metropolregion Berlin/brandenburg, Germany | 51-200 | Exact match | 81 contacts → |
“Wir wollen, dass so viele Immobilien wie möglich energieeffizient saniert werden.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Enloc AGenloc.deHQ: Dresden, GermanyReported employees: 51-200 | Dresden, Germany | 51-200 | Exact match | 80 contacts → |
“ENLOC – Energiedienstleister der Wohnungswirtschaft Die Enloc bietet innovative Lösungen unter Einbeziehung erneuerbarer Energien im Rahmen der Wärmelieferung/Contracting.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Envistra Gmbhenvistra.deHQ: Hürth, GermanyReported employees: 51-200 | Hürth, Germany | 51-200 | Exact match | 57 contacts → |
“Die Dienstleistungen der envistra GmbH zielen auf eine schnelle und langfristige Kostenreduktion und leisten einen wesentlichen Beitrag zu einer nachhaltigen…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Purpose Greenpurpose-green.comHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 53 contacts → |
“End-to-end solution for energy retrofits and long-term ESG management.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  42watt42watt.deHQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 47 contacts → |
“In a market full of complexity and empty promises, 42watt makes energy-efficient building modernization simple, reliable, and actionable.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  E-Conecon-ag.comHQ: Memmingen, GermanyReported employees: 51-200 | Memmingen, Germany | 51-200 | Exact match | 47 contacts → |
“e-con AG Die e-con AG ist seit 20 Jahren im Einsatz für erneuerbare Energien und versteht sich als Partner für die Energiewende.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Ökotec Energiemanagement Gmbhoekotec.deHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 46 contacts → |
“Since its founding 20 years ago, ÖKOTEC stands for intelligent solutions for the reduction of energy and resource consumption.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Renewa Gmbhrenewa.deHQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 29 contacts → |
“RENEWA ist dein unabhängiger Partner für energetische Sanierung.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  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 · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 28 contacts → |
“Die Deutsche Unternehmensinitiative Energieeffizienz e.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Effizienzpioniereeffizienzpioniere.deHQ: Stuttgart, GermanyReported employees: 51-200 | Stuttgart, Germany | 51-200 | Exact match | 27 contacts → |
“Energy-efficient building renovations are complex.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Berg Gmbhberg-energie.deHQ: Martinsried, GermanyReported employees: 11-50 | Martinsried, Germany | 11-50 | Exact match | 25 contacts → |
“Ganzheitliche Lösungen für effizientes Energiemanagement – seit über 30 Jahren Die Berg GmbH bietet ganzheitliche Energielösungen aus einer Hand.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Apollo Green Solutionsapollo-gs.comHQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 23 contacts → |
“Making the invisible flow of energy visible!” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Sunshine Energieberatung Gmbhsunshine-energieberatung.deHQ: Hanover, GermanyReported employees: 51-200 | Hanover, Germany | 51-200 | Exact match | 22 contacts → |
“Wir sind seit 2009 spezialisierter Dienstleister im Bereich der Energie- und Fördergeldberatung mit einer Vielzahl namhafter Kunden aller Gewerke.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Encadi Gmbhencadi.deHQ: Münster, GermanyReported employees: 11-50 | Münster, Germany | 11-50 | Exact match | 21 contacts → |
“Sind Ihnen Ihre Energiekosten ein Dorn im Auge?” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Etanomics Service Gmbhetanomics.comHQ: Neu-isenburg, GermanyReported employees: 11-50 | Neu-isenburg, Germany | 11-50 | Exact match | 20 contacts → |
“Die Etanomics Service GmbH wurde gegründet aus dem Nachhaltigkeitsprojekt „Effizienz Plus" der Viessmann Group: Mit unserer Hilfe wurde der Verbrauch von Öl und Gas um 60 Prozent…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  PERTOperto.deHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 19 contacts → |
“perto is an energy efficiency service provider for large properties.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Getenergy Gmbhget-energy.deHQ: Ludwigsburg, GermanyReported employees: 11-50 | Ludwigsburg, Germany | 11-50 | Exact match | 18 contacts → |
“Energie-Exzellenz für Industrie- und Großkunden: Strategisch.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Envidatecenvidatec.comHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 18 contacts → |
“Consulting businesses on Energy Efficiency and Renewable Energy UN Sustainable Development Goals and International Cooperation Envidatec offers consulting services on all things…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Meerx Group Gmbhmeerx.deHQ: Oberhausen, GermanyReported employees: 11-50 | Oberhausen, Germany | 11-50 | Exact match | 18 contacts → |
“MEERX ist Effizienzdienstleister in den Bereichen Energieeffizienz, Einkauf und Prozessdigitalisierung.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Encore Efficiency SEencore-efficiency.comHQ: Osnabrück, GermanyReported employees: 11-50 | Osnabrück, Germany | 11-50 | Exact match | 16 contacts → |
“We take responsibility for the efficiency of energy supply for the entire life cycle of a project.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Energieberater IM Land Brandenburg Gmbhenergieberater-brb.deHQ: Potsdam, GermanyReported employees: 11-50 | Potsdam, Germany | 11-50 | Exact match | 15 contacts → |
“Als Energieberater decken wir alle Aspekte deines Bauvorhabens ab, von der Planung bis hin zur Inbetriebnahme sowie dem Nachtrags- und Mängelmanagement.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Energy Partners Gmbhenergypartners.de HQ: Traunstein, GermanyReported employees: 11-50 | Traunstein, Germany | 11-50 | Exact match | 15 contacts → |
“Energy Partners offers a 360-degree service for the implementation of integrated rooftop energy projects for companies and organizations in the industrial and commercial sectors.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 418 company matches
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Energy efficiency retrofit companies: dataset insights
September 16, 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
399 records in the displayed employee bands.
19 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 418 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: September 16, 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 retrofit 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 retrofit companies did RevenueBase find based in Germany?
The saved snapshot records 418 matching company records, 2,095 tracked contacts and 805 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: September 16, 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 retrofit companies by geography
- Energy efficiency retrofit companies based in Atlanta, United States
- Energy efficiency retrofit companies based in Denver, United States
- Energy efficiency retrofit companies based in Houston, United States
- Energy efficiency retrofit companies based in New York, United States
- Energy efficiency retrofit companies based in Australia
- Energy efficiency retrofit companies based in Austria
- Energy efficiency retrofit companies based in Belgium
- Energy efficiency retrofit companies based in Brazil
- Energy efficiency retrofit companies based in Canada
- Energy efficiency retrofit companies based in Chile
- Energy efficiency retrofit companies based in Colombia
- Energy efficiency retrofit companies based in Czechia
Cite this list
RevenueBase Data Team. Top 25 energy efficiency retrofit companies based in Germany. Snapshot: September 16, 2026. https://revenuebase.ai/companies/energy-efficiency-retrofit-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 retrofit companies based in Atlanta, United States
- Energy efficiency retrofit companies based in Denver, United States
- Energy efficiency retrofit companies based in Houston, United States
- Energy efficiency retrofit companies based in New York, United States
- Energy efficiency retrofit companies based in Australia
- Energy efficiency retrofit companies based in Austria
Company intelligence · public preview
Top 25 energy efficiency retrofit companies based in Germany
RevenueBase records 418 matching company records for energy efficiency retrofit companies based in Germany, with 2,095 tracked contacts and 805 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: September 16, 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 retrofit 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 | 162 contacts → |
“At tado° we believe that unnecessarily wasting energy should be a thing of the past.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Enviriaenviria.energy HQ: Frankfurt, GermanyReported employees: 51-200 | Frankfurt, Germany | 51-200 | Exact match | 132 contacts → |
“Since 2017, ENVIRIA develops comprehensive, integrated energy solutions for commercial and industrial clients.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Fuchs & Eulefuchs-eule.de HQ: Metropolregion Berlin/brandenburg, GermanyReported employees: 51-200 | Metropolregion Berlin/brandenburg, Germany | 51-200 | Exact match | 81 contacts → |
“Wir wollen, dass so viele Immobilien wie möglich energieeffizient saniert werden.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Enloc AGenloc.de HQ: Dresden, GermanyReported employees: 51-200 | Dresden, Germany | 51-200 | Exact match | 80 contacts → |
“ENLOC – Energiedienstleister der Wohnungswirtschaft Die Enloc bietet innovative Lösungen unter Einbeziehung erneuerbarer Energien im Rahmen der Wärmelieferung/Contracting.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Envistra Gmbhenvistra.de HQ: Hürth, GermanyReported employees: 51-200 | Hürth, Germany | 51-200 | Exact match | 57 contacts → |
“Die Dienstleistungen der envistra GmbH zielen auf eine schnelle und langfristige Kostenreduktion und leisten einen wesentlichen Beitrag zu einer nachhaltigen…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Purpose Greenpurpose-green.com HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 53 contacts → |
“End-to-end solution for energy retrofits and long-term ESG management.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | 42watt42watt.de HQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 47 contacts → |
“In a market full of complexity and empty promises, 42watt makes energy-efficient building modernization simple, reliable, and actionable.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | E-Conecon-ag.com HQ: Memmingen, GermanyReported employees: 51-200 | Memmingen, Germany | 51-200 | Exact match | 47 contacts → |
“e-con AG Die e-con AG ist seit 20 Jahren im Einsatz für erneuerbare Energien und versteht sich als Partner für die Energiewende.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Ökotec Energiemanagement Gmbhoekotec.de HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 46 contacts → |
“Since its founding 20 years ago, ÖKOTEC stands for intelligent solutions for the reduction of energy and resource consumption.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Renewa Gmbhrenewa.de HQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 29 contacts → |
“RENEWA ist dein unabhängiger Partner für energetische Sanierung.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | 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 · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 28 contacts → |
“Die Deutsche Unternehmensinitiative Energieeffizienz e.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Effizienzpioniereeffizienzpioniere.de HQ: Stuttgart, GermanyReported employees: 51-200 | Stuttgart, Germany | 51-200 | Exact match | 27 contacts → |
“Energy-efficient building renovations are complex.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Berg Gmbhberg-energie.de HQ: Martinsried, GermanyReported employees: 11-50 | Martinsried, Germany | 11-50 | Exact match | 25 contacts → |
“Ganzheitliche Lösungen für effizientes Energiemanagement – seit über 30 Jahren Die Berg GmbH bietet ganzheitliche Energielösungen aus einer Hand.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Apollo Green Solutionsapollo-gs.com HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 23 contacts → |
“Making the invisible flow of energy visible!” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Sunshine Energieberatung Gmbhsunshine-energieberatung.de HQ: Hanover, GermanyReported employees: 51-200 | Hanover, Germany | 51-200 | Exact match | 22 contacts → |
“Wir sind seit 2009 spezialisierter Dienstleister im Bereich der Energie- und Fördergeldberatung mit einer Vielzahl namhafter Kunden aller Gewerke.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Encadi Gmbhencadi.de HQ: Münster, GermanyReported employees: 11-50 | Münster, Germany | 11-50 | Exact match | 21 contacts → |
“Sind Ihnen Ihre Energiekosten ein Dorn im Auge?” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Etanomics Service Gmbhetanomics.com HQ: Neu-isenburg, GermanyReported employees: 11-50 | Neu-isenburg, Germany | 11-50 | Exact match | 20 contacts → |
“Die Etanomics Service GmbH wurde gegründet aus dem Nachhaltigkeitsprojekt „Effizienz Plus" der Viessmann Group: Mit unserer Hilfe wurde der Verbrauch von Öl und Gas um 60 Prozent…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | PERTOperto.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 19 contacts → |
“perto is an energy efficiency service provider for large properties.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Getenergy Gmbhget-energy.de HQ: Ludwigsburg, GermanyReported employees: 11-50 | Ludwigsburg, Germany | 11-50 | Exact match | 18 contacts → |
“Energie-Exzellenz für Industrie- und Großkunden: Strategisch.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Envidatecenvidatec.com HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 18 contacts → |
“Consulting businesses on Energy Efficiency and Renewable Energy UN Sustainable Development Goals and International Cooperation Envidatec offers consulting services on all things…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Meerx Group Gmbhmeerx.de HQ: Oberhausen, GermanyReported employees: 11-50 | Oberhausen, Germany | 11-50 | Exact match | 18 contacts → |
“MEERX ist Effizienzdienstleister in den Bereichen Energieeffizienz, Einkauf und Prozessdigitalisierung.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Encore Efficiency SEencore-efficiency.com HQ: Osnabrück, GermanyReported employees: 11-50 | Osnabrück, Germany | 11-50 | Exact match | 16 contacts → |
“We take responsibility for the efficiency of energy supply for the entire life cycle of a project.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Energieberater IM Land Brandenburg Gmbhenergieberater-brb.de HQ: Potsdam, GermanyReported employees: 11-50 | Potsdam, Germany | 11-50 | Exact match | 15 contacts → |
“Als Energieberater decken wir alle Aspekte deines Bauvorhabens ab, von der Planung bis hin zur Inbetriebnahme sowie dem Nachtrags- und Mängelmanagement.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Energy Partners Gmbhenergypartners.de HQ: Traunstein, GermanyReported employees: 11-50 | Traunstein, Germany | 11-50 | Exact match | 15 contacts → |
“Energy Partners offers a 360-degree service for the implementation of integrated rooftop energy projects for companies and organizations in the industrial and commercial sectors.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 418 company matches
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Energy efficiency retrofit companies: dataset insights
September 16, 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
399 records in the displayed employee bands.
19 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 418 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: September 16, 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 retrofit 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 retrofit companies did RevenueBase find based in Germany?
The saved snapshot records 418 matching company records, 2,095 tracked contacts and 805 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: September 16, 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 retrofit companies by geography
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Cite this list
RevenueBase Data Team. Top 25 energy efficiency retrofit companies based in Germany. Snapshot: September 16, 2026. https://revenuebase.ai/companies/energy-efficiency-retrofit-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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