Company lists · Data refreshed October 2026
Top 22 Green energy system integrators based in Cologne, Germany
RevenueBase identified 45 company matches for green energy system integrators associated with Cologne, Germany as of October 2026 and tracks 1,573 professional contacts across them, including 188 with verified work emails. Across Germany, Berlin is the largest hub for this category (184 companies); Cologne has 45.
This list covers company matches for green energy system integrators associated with Cologne, 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 13, 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 22 largest green energy system integrators based in Cologne, Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 91 contacts → | ||||
Exact match “Your partner for the energy transition in the real estate industry Since 2017, einhundert Energie GmbH has been supporting real estate companies in electrifying and decarbonizing…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 2 | 73 contacts → | ||||
Exact match “Wir bringen grüne Infrastruktur in Ihre Gebäude!” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 3 | 41 contacts → | ||||
Exact match “Wir, LichtBlick Energy-as-a-Service, eine hunderprozentige Tochter der LichtBlick SE, entwickeln und realisieren maßgeschneiderte Energielösungen für Gewerbekunden.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 4 | 36 contacts → | ||||
Exact match “develops and integrates complete IoT and embedded systems, combining hardware, firmware, wireless connectivity, certification, and in-house testing in one streamlined process.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 5 | 33 contacts → | ||||
Exact match “Renusol Europe GmbH has specialised in sophisticated solutions for the installation of photovoltaic systems for over 20 years.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 6 | 31 contacts → | ||||
Exact match “Die Yuma GmbH ist auf den Verkauf von Mini-Solaranlagen spezialisiert.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 7 | 31 contacts → | ||||
Exact match “heimWatt hat Ende Januar 2025 u.a.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 8 | 19 contacts → | ||||
Exact match “We are Triple Solar.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 9 | 16 contacts → | ||||
Exact match “Wir machen nachhaltige lokale Energieversorgung für Gewerbe-Immobilien wirtschaftlich und investierbar.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 10 | 14 contacts → | ||||
Exact match “Solarwerke Westfalen steht seit 2015 für Innovation, Nachhaltigkeit und regionale Verbundenheit.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 11 | 13 contacts → | ||||
Exact match “Die Energiegewinner Technik GmbH entwickelt, plant und errichtet als Tochterfirma der Energiegewinner eG Photovoltaikanlagen für die Industrie, Gewerbe, Kommunen und…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 12 | 12 contacts → | ||||
Exact match “Einklang New Energy brings the energy transition closer by harmonizing companies' electricity consumption with the renewable power of the sun and wind.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 13 | 9 contacts → | ||||
Exact match “As a part of the Strong Group we are your 360° premium green energy partner for inverters, energy storage batteries and pv solutions in Europe.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 14 | 7 contacts → | ||||
Exact match “We are a solar energy wholesaler delivering everything you need for your PV projects across Europe.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 15 | 6 contacts → | ||||
Exact match “Most logistics companies want to electrify their fleets – but fail at the complexity.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 16 | 6 contacts → | ||||
Exact match “everyray bietet maßgeschneiderte Energie-Lösungen für Gewerbe- und Industriekunden.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 17 | 5 contacts → | ||||
Exact match “Power to create change.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 18 | 3 contacts → | ||||
Exact match “Die SilexSOLAR GmbH ist ein Dienstleister und Handwerksbetrieb für die Installation von Energiesystemen für private und gewerbliche Kunden, insbesondere bei Photovoltaikanlagen…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 19 | 3 contacts → | ||||
Exact match “Welcome to REA Consult!” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 20 | 2 contacts → | ||||
Exact match “manageE: Energie trifft Digitalisierung – Intelligente Lösungen für nachhaltige Effizienz.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 21 | 1 contacts → | ||||
Exact match “Alles aus einer Hand: Photovoltaik, Wärmepumpe & mehr.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 22 | 1 contacts → | ||||
Exact match “Greenalize goes beyond the classic concept of energy and rather offers holistic and conceptually well-thought-out system solutions.” Recorded in the RevenueBase company graph · Oct 13, 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 “green energy system integrators”. 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 22 of 45 green energy system integrators based in Cologne, Germany
See the full list, filter by size, metro and specialty, and access 188 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Green energy system integrators based in Cologne, Germany at a glance
As of Oct 13, 2026Companies by employee count
Email recency for this list is measured across the whole Germany list rather than for Cologne, so it is reported there. Company counts and contact totals on this page are exact for Cologne, over 45 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 Cologne, Germany whose business descriptions match “green energy system integrators” 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 188 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 13, 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.
Green energy system integrators by metro in Germany
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “green energy system integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many green energy system integrators are there based in Cologne, Germany?
RevenueBase identified 45 company matches for green energy system integrators associated with Cologne, 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?
Einhundert tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Germany has the most green energy system integrators?
Berlin leads Germany with 184 company records, followed by Munich (89) and Hamburg (81). Cologne has 45.
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 188 professional contacts with verified work emails tracked across these 45 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 13, 2026.
Ready to reach these companies? Verified emails and direct dials for all 45 green energy system integrators based in Cologne, Germany. Start with a free account, no credit card.
Download this list →Related lists
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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Company intelligence · public preview
Top 22 green energy system integrators based in Cologne, Germany
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 45 matching company records for green energy system integrators based in Cologne, Germany, with 1,573 tracked contacts and 188 verified work emails.
This public preview shows 22 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 13, 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 22 green energy system integrators based in Cologne, 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 |  Einhunderteinhundert.deHQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 91 contacts → |
“Your partner for the energy transition in the real estate industry Since 2017, einhundert Energie GmbH has been supporting real estate companies in electrifying and decarbonizing…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Empact Gmbhempact.energyHQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 73 contacts → |
“Wir bringen grüne Infrastruktur in Ihre Gebäude!” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Lichtblick Eaas Gmbhlichtblick.deHQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 41 contacts → |
“Wir, LichtBlick Energy-as-a-Service, eine hunderprozentige Tochter der LichtBlick SE, entwickeln und realisieren maßgeschneiderte Energielösungen für Gewerbekunden.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Ithinx Gmbhithinx.ioHQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 36 contacts → |
“develops and integrates complete IoT and embedded systems, combining hardware, firmware, wireless connectivity, certification, and in-house testing in one streamlined process.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Renusol Europe Gmbhrenusol.comHQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 33 contacts → |
“Renusol Europe GmbH has specialised in sophisticated solutions for the installation of photovoltaic systems for over 20 years.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Yuma Gmbhyuma.deHQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 31 contacts → |
“Die Yuma GmbH ist auf den Verkauf von Mini-Solaranlagen spezialisiert.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Wegatechheim-watt.deHQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 31 contacts → |
“heimWatt hat Ende Januar 2025 u.a.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Triple Solar DEtriplesolar.deHQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 19 contacts → |
“We are Triple Solar.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Hellgrün Energiehellgruen.solar HQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 16 contacts → |
“Wir machen nachhaltige lokale Energieversorgung für Gewerbe-Immobilien wirtschaftlich und investierbar.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Solarwerke Westfalensolarwerke-westfalen.de HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 14 contacts → |
“Solarwerke Westfalen steht seit 2015 für Innovation, Nachhaltigkeit und regionale Verbundenheit.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Energiegewinner Technik Gmbhenergiegewinner.de HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 13 contacts → |
“Die Energiegewinner Technik GmbH entwickelt, plant und errichtet als Tochterfirma der Energiegewinner eG Photovoltaikanlagen für die Industrie, Gewerbe, Kommunen und…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Einklang Energyeinklang.energy HQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 12 contacts → |
“Einklang New Energy brings the energy transition closer by harmonizing companies' electricity consumption with the renewable power of the sun and wind.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Strong Energystrong-energy.eu HQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 9 contacts → |
“As a part of the Strong Group we are your 360° premium green energy partner for inverters, energy storage batteries and pv solutions in Europe.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Segensolar Europesegensolar.eu HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 7 contacts → |
“We are a solar energy wholesaler delivering everything you need for your PV projects across Europe.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Nanuq Gmbhnanuq.tech HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 6 contacts → |
“Most logistics companies want to electrify their fleets – but fail at the complexity.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Everyrayeveryray.comHQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 6 contacts → |
“everyray bietet maßgeschneiderte Energie-Lösungen für Gewerbe- und Industriekunden.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | AVORIavori.energy HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 5 contacts → |
“Power to create change.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Silexsolar Gmbhsilexsolar.de HQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 3 contacts → |
“Die SilexSOLAR GmbH ist ein Dienstleister und Handwerksbetrieb für die Installation von Energiesystemen für private und gewerbliche Kunden, insbesondere bei Photovoltaikanlagen…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  REA Consultrea-consult.comHQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 3 contacts → |
“Welcome to REA Consult!” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Managee Gmbh & Co. KGmanagee.de HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 2 contacts → |
“manageE: Energie trifft Digitalisierung – Intelligente Lösungen für nachhaltige Effizienz.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  1komma5 Köln1komma5grad.comHQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 1 contacts → |
“Alles aus einer Hand: Photovoltaik, Wärmepumpe & mehr.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Greenalizegreenalize.de HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 1 contacts → |
“Greenalize goes beyond the classic concept of energy and rather offers holistic and conceptually well-thought-out system solutions.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 22 of 45 company matches
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Green energy system integrators: dataset insights
October 13, 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
45 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 across the whole Germany list rather than for Cologne, so it is reported there. Company counts and contact totals on this page are exact for Cologne, over 45 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 13, 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 ↗
Green energy system integrators by metro in Germany
Questions about this company list
What does Exact match mean for green energy system integrators?
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 green energy system integrators did RevenueBase find based in Cologne, Germany?
The saved snapshot records 45 matching company records, 1,573 tracked contacts and 188 verified emails. The public preview displays 22 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 13, 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
Green energy system integrators by geography
- Green energy system integrators based in Buenos Aires, Argentina
- Green energy system integrators based in Adelaide, Australia
- Green energy system integrators based in Brisbane, Australia
- Green energy system integrators based in Melbourne, Australia
- Green energy system integrators based in Perth, Australia
- Green energy system integrators based in Sydney, Australia
- Green energy system integrators based in Vienna, Austria
- Green energy system integrators based in Belo Horizonte, Brazil
- Green energy system integrators based in Brasilia, Brazil
- Green energy system integrators based in Curitiba, Brazil
- Green energy system integrators based in Fortaleza, Brazil
- Green energy system integrators based in Porto Alegre, Brazil
Cite this list
RevenueBase Data Team. Top 22 green energy system integrators based in Cologne, Germany. Snapshot: October 13, 2026. https://revenuebase.ai/companies/green-energy-system-integrators/germany/cologne.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
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- New lists
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Company intelligence · public preview
Top 22 green energy system integrators based in Cologne, Germany
RevenueBase records 45 matching company records for green energy system integrators based in Cologne, Germany, with 1,573 tracked contacts and 188 verified work emails.
This public preview shows 22 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 13, 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 22 green energy system integrators based in Cologne, 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 | Einhunderteinhundert.de HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 91 contacts → |
“Your partner for the energy transition in the real estate industry Since 2017, einhundert Energie GmbH has been supporting real estate companies in electrifying and decarbonizing…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Empact Gmbhempact.energy HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 73 contacts → |
“Wir bringen grüne Infrastruktur in Ihre Gebäude!” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Lichtblick Eaas Gmbhlichtblick.de HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 41 contacts → |
“Wir, LichtBlick Energy-as-a-Service, eine hunderprozentige Tochter der LichtBlick SE, entwickeln und realisieren maßgeschneiderte Energielösungen für Gewerbekunden.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Ithinx Gmbhithinx.io HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 36 contacts → |
“develops and integrates complete IoT and embedded systems, combining hardware, firmware, wireless connectivity, certification, and in-house testing in one streamlined process.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Renusol Europe Gmbhrenusol.com HQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 33 contacts → |
“Renusol Europe GmbH has specialised in sophisticated solutions for the installation of photovoltaic systems for over 20 years.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Yuma Gmbhyuma.de HQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 31 contacts → |
“Die Yuma GmbH ist auf den Verkauf von Mini-Solaranlagen spezialisiert.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Wegatechheim-watt.de HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 31 contacts → |
“heimWatt hat Ende Januar 2025 u.a.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Triple Solar DEtriplesolar.de HQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 19 contacts → |
“We are Triple Solar.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Hellgrün Energiehellgruen.solar HQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 16 contacts → |
“Wir machen nachhaltige lokale Energieversorgung für Gewerbe-Immobilien wirtschaftlich und investierbar.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Solarwerke Westfalensolarwerke-westfalen.de HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 14 contacts → |
“Solarwerke Westfalen steht seit 2015 für Innovation, Nachhaltigkeit und regionale Verbundenheit.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Energiegewinner Technik Gmbhenergiegewinner.de HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 13 contacts → |
“Die Energiegewinner Technik GmbH entwickelt, plant und errichtet als Tochterfirma der Energiegewinner eG Photovoltaikanlagen für die Industrie, Gewerbe, Kommunen und…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Einklang Energyeinklang.energy HQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 12 contacts → |
“Einklang New Energy brings the energy transition closer by harmonizing companies' electricity consumption with the renewable power of the sun and wind.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Strong Energystrong-energy.eu HQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 9 contacts → |
“As a part of the Strong Group we are your 360° premium green energy partner for inverters, energy storage batteries and pv solutions in Europe.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Segensolar Europesegensolar.eu HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 7 contacts → |
“We are a solar energy wholesaler delivering everything you need for your PV projects across Europe.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Nanuq Gmbhnanuq.tech HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 6 contacts → |
“Most logistics companies want to electrify their fleets – but fail at the complexity.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Everyrayeveryray.com HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 6 contacts → |
“everyray bietet maßgeschneiderte Energie-Lösungen für Gewerbe- und Industriekunden.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | AVORIavori.energy HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 5 contacts → |
“Power to create change.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Silexsolar Gmbhsilexsolar.de HQ: Cologne, GermanyReported employees: 11-50 | Cologne, Germany | 11-50 | Exact match | 3 contacts → |
“Die SilexSOLAR GmbH ist ein Dienstleister und Handwerksbetrieb für die Installation von Energiesystemen für private und gewerbliche Kunden, insbesondere bei Photovoltaikanlagen…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | REA Consultrea-consult.com HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 3 contacts → |
“Welcome to REA Consult!” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Managee Gmbh & Co. KGmanagee.de HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 2 contacts → |
“manageE: Energie trifft Digitalisierung – Intelligente Lösungen für nachhaltige Effizienz.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | 1komma5 Köln1komma5grad.com HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 1 contacts → |
“Alles aus einer Hand: Photovoltaik, Wärmepumpe & mehr.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Greenalizegreenalize.de HQ: Cologne, GermanyReported employees: 1-10 | Cologne, Germany | 1-10 | Exact match | 1 contacts → |
“Greenalize goes beyond the classic concept of energy and rather offers holistic and conceptually well-thought-out system solutions.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 22 of 45 company matches
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Green energy system integrators: dataset insights
October 13, 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
45 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 across the whole Germany list rather than for Cologne, so it is reported there. Company counts and contact totals on this page are exact for Cologne, over 45 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 13, 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 ↗
Green energy system integrators by metro in Germany
Questions about this company list
What does Exact match mean for green energy system integrators?
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 green energy system integrators did RevenueBase find based in Cologne, Germany?
The saved snapshot records 45 matching company records, 1,573 tracked contacts and 188 verified emails. The public preview displays 22 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 13, 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 22 green energy system integrators based in Cologne, Germany. Snapshot: October 13, 2026. https://revenuebase.ai/companies/green-energy-system-integrators/germany/cologne.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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