Company lists · Data refreshed September 2026
Top 25 Climate consultancies based in Hamburg, Germany
RevenueBase identified 146 company matches for climate consultancies associated with Hamburg, Germany as of September 2026 and tracks 1,118 professional contacts across them, including 482 with verified work emails. Across Germany, Berlin is the largest hub for this category (268 companies); Hamburg follows with 146.
This list covers company matches for climate consultancies associated with Hamburg, 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 21, 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 climate consultancies based in Hamburg, Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 70 contacts → | ||||
Exact match “We are visionaries and engineers, generalists and specialists.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 48 contacts → | ||||
Exact match “UNSER MULTIVERSUM Der Name Multiversum bezeichnet die Welten, die außerhalb der uns bekannten liegen.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 47 contacts → | ||||
Exact match “As a management consultancy we have been tackling global challenges in environmental and human rights issues for over 20 years.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 41 contacts → | ||||
Exact match “Als Problemlöser und Beschleuniger für die Energiewende leisten wir unseren Beitrag als kreativer und kompetenter Partner.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 37 contacts → | ||||
Exact match “Willkommen bei CIRCLE!” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 29 contacts → | ||||
Exact match “Since more than 45 years we have been supporting as a leading consulting and planning office customers primarily from the energy sector.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 29 contacts → | ||||
Exact match “RENEWA ist dein unabhängiger Partner für energetische Sanierung.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 28 contacts → | ||||
Exact match “Das Hamburg Institut ist eine Strategieberatung für eine erfolgreiche Energiewende.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 25 contacts → | ||||
Exact match “The leader in physical infrastructure risk.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 23 contacts → | ||||
Exact match “WIR SIND TEAM IBAK Seit gut 13 Jahren treiben wir mit Können und großer Begeisterung die Nachhaltigkeit im Bauwesen voran.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 22 contacts → | ||||
Exact match “As a member of the SeaRenergy group, headquartered in Hamburg, Germany, Elbe1 is a leading consultancy specialized in the development and construction of offshore wind and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 20 contacts → | ||||
Exact match “8.2 Renewable Energy Experts Hamburg GmbH is part of the 8.2 Group - one of the leading independent renewable energy experts in Germany and Europe with more than MWp solar PV…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 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 21, 2026 · View company records in RevenueBase | |||||
| 14 | 17 contacts → | ||||
Exact match “Unser Leistungsspektrum folgt einem ganzheitlichen Ansatz und vereint das Beste aus drei Welten: strategisch, greifbar und kommunizierbar.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 16 contacts → | ||||
Exact match “CBR Sustainability Partners is a pioneering consultancy dedicated to advancing green transition through technological innovation and sustainable practices across various…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 15 contacts → | ||||
Exact match “Gesellschaftlicher Wandel verlangt nach transformativen Unternehmen mit großem Innovationspotenzial, starker Kundenorientierung und der Fähigkeit zur effizienten Bereitstellung…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 15 contacts → | ||||
Exact match “Wir engagieren uns für die Realisierung der Energiewende und konzentrieren uns darauf, aus komplexen Zusammenhängen erfolgreiche Projekte zu machen.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 15 contacts → | ||||
Exact match “Projekt-Consult GmbH is a German-based consultancy company engaged in the management and execution of international cooperation projects on responsible mining.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 14 contacts → | ||||
Exact match “Die E1 Management Consulting GmbH mit Sitz in Hamburg ist eine auf die Energiewirtschaft spezialisierte deutsche Unternehmensberatung.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 14 contacts → | ||||
Exact match “As part of Ramboll Management Consulting, we want to work with our clients to improve the quality of life in public spaces.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 13 contacts → | ||||
Exact match “Specialists with a broader perspective: We focus on construction, energy, the environment – and beyond.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 10 contacts → | ||||
Exact match “Looking back on more than 20 years’ experience, PROLOGIS has in-depth expertise in many different areas of the airline business.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 9 contacts → | ||||
Exact match “CARNEADES - experience and best practice in legal and commercial project management!” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 9 contacts → | ||||
Exact match “Transformation neu denken – strategisch.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 8 contacts → | ||||
Exact match “We are S&Z – Schlange, Zamostny & Co.” Recorded in the RevenueBase company graph · Sep 21, 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 “climate consultancies”. 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 146 climate consultancies based in Hamburg, Germany
See the full list, filter by size, metro and specialty, and access 482 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Climate consultancies based in Hamburg, Germany at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured across the whole Germany list rather than for Hamburg, so it is reported there. Company counts and contact totals on this page are exact for Hamburg, over 146 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 Hamburg, Germany whose business descriptions match “climate consultancies” 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 482 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 21, 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.
Climate consultancies 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 “climate consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many climate consultancies are there based in Hamburg, Germany?
RevenueBase identified 146 company matches for climate consultancies associated with Hamburg, 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?
JBO Engineering Group Gmbh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Germany has the most climate consultancies?
Berlin leads Germany with 268 company records, followed by Hamburg (146) and Munich (124).
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 482 professional contacts with verified work emails tracked across these 146 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 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 146 climate consultancies based in Hamburg, Germany. Start with a free account, no credit card.
Download this list →Related lists
Climate consultancies by geography
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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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Climate consultancies based in Buenos Aires, Argentina
- Climate consultancies based in Adelaide, Australia
- Climate consultancies based in Brisbane, Australia
- Climate consultancies based in Canberra, Australia
- Climate consultancies based in Melbourne, Australia
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Company intelligence · public preview
Top 25 climate consultancies based in Hamburg, Germany
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 146 matching company records for climate consultancies based in Hamburg, Germany, with 1,118 tracked contacts and 482 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 21, 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 climate consultancies based in Hamburg, 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 |  JBO Engineering Group Gmbhj-b-o.deHQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 70 contacts → |
“We are visionaries and engineers, generalists and specialists.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Multiversum Gmbhmultiversum.consultingHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 48 contacts → |
“UNSER MULTIVERSUM Der Name Multiversum bezeichnet die Welten, die außerhalb der uns bekannten liegen.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Systain Consultingsystain.comHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 47 contacts → |
“As a management consultancy we have been tackling global challenges in environmental and human rights issues for over 20 years.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Averdung Ingenieure & Berater Gmbhaverdung.deHQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 41 contacts → |
“Als Problemlöser und Beschleuniger für die Energiewende leisten wir unseren Beitrag als kreativer und kompetenter Partner.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Circlecircleconsulting.deHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 37 contacts → |
“Willkommen bei CIRCLE!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Consulectra Gmbhconsulectra.deHQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 29 contacts → |
“Since more than 45 years we have been supporting as a leading consulting and planning office customers primarily from the energy sector.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Hamburg Instituthamburg-institut.com HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 28 contacts → |
“Das Hamburg Institut ist eine Strategieberatung für eine erfolgreiche Energiewende.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Repathrepath.earthHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 25 contacts → |
“The leader in physical infrastructure risk.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Ibak Hamburg Gmbhibak-hamburg.com HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 23 contacts → |
“WIR SIND TEAM IBAK Seit gut 13 Jahren treiben wir mit Können und großer Begeisterung die Nachhaltigkeit im Bauwesen voran.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Elbe1 Renewable Energy Advisorselbeone.comHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 22 contacts → |
“As a member of the SeaRenergy group, headquartered in Hamburg, Germany, Elbe1 is a leading consultancy specialized in the development and construction of offshore wind and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 20 contacts → |
“8.2 Renewable Energy Experts Hamburg GmbH is part of the 8.2 Group - one of the leading independent renewable energy experts in Germany and Europe with more than MWp solar PV…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Silvester Groupsilvestergroup.comHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 17 contacts → |
“Unser Leistungsspektrum folgt einem ganzheitlichen Ansatz und vereint das Beste aus drei Welten: strategisch, greifbar und kommunizierbar.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  CBR Sustainability Partnerscbr-partner.deHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 16 contacts → |
“CBR Sustainability Partners is a pioneering consultancy dedicated to advancing green transition through technological innovation and sustainable practices across various…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Stakeholder Reportingforvismazars.comHQ: Hamburg, GermanyReported employees: 1,001-5,000 | Hamburg, Germany | 1,001-5,000 | Exact match | 15 contacts → |
“Gesellschaftlicher Wandel verlangt nach transformativen Unternehmen mit großem Innovationspotenzial, starker Kundenorientierung und der Fähigkeit zur effizienten Bereitstellung…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Integrity Ms2 Gmbhintegrity-group.de HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 15 contacts → |
“Wir engagieren uns für die Realisierung der Energiewende und konzentrieren uns darauf, aus komplexen Zusammenhängen erfolgreiche Projekte zu machen.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Projekt-Consult Gmbhprojekt-consult.deHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 15 contacts → |
“Projekt-Consult GmbH is a German-based consultancy company engaged in the management and execution of international cooperation projects on responsible mining.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  E1 Management Consulting Gmbhe1-consulting.deHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 14 contacts → |
“Die E1 Management Consulting GmbH mit Sitz in Hamburg ist eine auf die Energiewirtschaft spezialisierte deutsche Unternehmensberatung.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 14 contacts → |
“As part of Ramboll Management Consulting, we want to work with our clients to improve the quality of life in public spaces.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Reuther Riechereuther-rieche.de HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 13 contacts → |
“Specialists with a broader perspective: We focus on construction, energy, the environment – and beyond.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Prologisprologis.aeroHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 10 contacts → |
“Looking back on more than 20 years’ experience, PROLOGIS has in-depth expertise in many different areas of the airline business.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Carneades Project Services Gmbhcarneades.comHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 9 contacts → |
“CARNEADES - experience and best practice in legal and commercial project management!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Nextra Consulting Gmbhnextra-consulting.comHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 9 contacts → |
“Transformation neu denken – strategisch.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  S&zsandz-co.comHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 8 contacts → |
“We are S&Z – Schlange, Zamostny & Co.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 146 company matches
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Climate consultancies: dataset insights
September 21, 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
146 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 Hamburg, so it is reported there. Company counts and contact totals on this page are exact for Hamburg, over 146 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 21, 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 ↗
Climate consultancies by metro in Germany
Questions about this company list
What does Exact match mean for climate consultancies?
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 climate consultancies did RevenueBase find based in Hamburg, Germany?
The saved snapshot records 146 matching company records, 1,118 tracked contacts and 482 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 21, 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
Climate consultancies by geography
- Climate consultancies based in Buenos Aires, Argentina
- Climate consultancies based in Adelaide, Australia
- Climate consultancies based in Brisbane, Australia
- Climate consultancies based in Canberra, Australia
- Climate consultancies based in Melbourne, Australia
- Climate consultancies based in Perth, Australia
- Climate consultancies based in Sydney, Australia
- Climate consultancies based in Belo Horizonte, Brazil
- Climate consultancies based in Brasilia, Brazil
- Climate consultancies based in Campinas, Brazil
- Climate consultancies based in Curitiba, Brazil
- Climate consultancies based in Fortaleza, Brazil
Cite this list
RevenueBase Data Team. Top 25 climate consultancies based in Hamburg, Germany. Snapshot: September 21, 2026. https://revenuebase.ai/companies/climate-consultancies/germany/hamburg.
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
- Climate consultancies based in Buenos Aires, Argentina
- Climate consultancies based in Adelaide, Australia
- Climate consultancies based in Brisbane, Australia
- Climate consultancies based in Canberra, Australia
- Climate consultancies based in Melbourne, Australia
- Climate consultancies based in Perth, Australia
Company intelligence · public preview
Top 25 climate consultancies based in Hamburg, Germany
RevenueBase records 146 matching company records for climate consultancies based in Hamburg, Germany, with 1,118 tracked contacts and 482 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 21, 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 climate consultancies based in Hamburg, 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 | JBO Engineering Group Gmbhj-b-o.de HQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 70 contacts → |
“We are visionaries and engineers, generalists and specialists.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Multiversum Gmbhmultiversum.consulting HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 48 contacts → |
“UNSER MULTIVERSUM Der Name Multiversum bezeichnet die Welten, die außerhalb der uns bekannten liegen.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Systain Consultingsystain.com HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 47 contacts → |
“As a management consultancy we have been tackling global challenges in environmental and human rights issues for over 20 years.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Averdung Ingenieure & Berater Gmbhaverdung.de HQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 41 contacts → |
“Als Problemlöser und Beschleuniger für die Energiewende leisten wir unseren Beitrag als kreativer und kompetenter Partner.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Circlecircleconsulting.de HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 37 contacts → |
“Willkommen bei CIRCLE!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Consulectra Gmbhconsulectra.de HQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 29 contacts → |
“Since more than 45 years we have been supporting as a leading consulting and planning office customers primarily from the energy sector.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Hamburg Instituthamburg-institut.com HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 28 contacts → |
“Das Hamburg Institut ist eine Strategieberatung für eine erfolgreiche Energiewende.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Repathrepath.earth HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 25 contacts → |
“The leader in physical infrastructure risk.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Ibak Hamburg Gmbhibak-hamburg.com HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 23 contacts → |
“WIR SIND TEAM IBAK Seit gut 13 Jahren treiben wir mit Können und großer Begeisterung die Nachhaltigkeit im Bauwesen voran.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Elbe1 Renewable Energy Advisorselbeone.com HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 22 contacts → |
“As a member of the SeaRenergy group, headquartered in Hamburg, Germany, Elbe1 is a leading consultancy specialized in the development and construction of offshore wind and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 20 contacts → |
“8.2 Renewable Energy Experts Hamburg GmbH is part of the 8.2 Group - one of the leading independent renewable energy experts in Germany and Europe with more than MWp solar PV…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Silvester Groupsilvestergroup.com HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 17 contacts → |
“Unser Leistungsspektrum folgt einem ganzheitlichen Ansatz und vereint das Beste aus drei Welten: strategisch, greifbar und kommunizierbar.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | CBR Sustainability Partnerscbr-partner.de HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 16 contacts → |
“CBR Sustainability Partners is a pioneering consultancy dedicated to advancing green transition through technological innovation and sustainable practices across various…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Stakeholder Reportingforvismazars.com HQ: Hamburg, GermanyReported employees: 1,001-5,000 | Hamburg, Germany | 1,001-5,000 | Exact match | 15 contacts → |
“Gesellschaftlicher Wandel verlangt nach transformativen Unternehmen mit großem Innovationspotenzial, starker Kundenorientierung und der Fähigkeit zur effizienten Bereitstellung…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Integrity Ms2 Gmbhintegrity-group.de HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 15 contacts → |
“Wir engagieren uns für die Realisierung der Energiewende und konzentrieren uns darauf, aus komplexen Zusammenhängen erfolgreiche Projekte zu machen.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Projekt-Consult Gmbhprojekt-consult.de HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 15 contacts → |
“Projekt-Consult GmbH is a German-based consultancy company engaged in the management and execution of international cooperation projects on responsible mining.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | E1 Management Consulting Gmbhe1-consulting.de HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 14 contacts → |
“Die E1 Management Consulting GmbH mit Sitz in Hamburg ist eine auf die Energiewirtschaft spezialisierte deutsche Unternehmensberatung.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 14 contacts → |
“As part of Ramboll Management Consulting, we want to work with our clients to improve the quality of life in public spaces.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Reuther Riechereuther-rieche.de HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 13 contacts → |
“Specialists with a broader perspective: We focus on construction, energy, the environment – and beyond.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Prologisprologis.aero HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 10 contacts → |
“Looking back on more than 20 years’ experience, PROLOGIS has in-depth expertise in many different areas of the airline business.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Carneades Project Services Gmbhcarneades.com HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 9 contacts → |
“CARNEADES - experience and best practice in legal and commercial project management!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Nextra Consulting Gmbhnextra-consulting.com HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 9 contacts → |
“Transformation neu denken – strategisch.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | S&zsandz-co.com HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 8 contacts → |
“We are S&Z – Schlange, Zamostny & Co.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 146 company matches
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Climate consultancies: dataset insights
September 21, 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
146 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 Hamburg, so it is reported there. Company counts and contact totals on this page are exact for Hamburg, over 146 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 21, 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 ↗
Climate consultancies by metro in Germany
Questions about this company list
What does Exact match mean for climate consultancies?
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 climate consultancies did RevenueBase find based in Hamburg, Germany?
The saved snapshot records 146 matching company records, 1,118 tracked contacts and 482 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 21, 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 climate consultancies based in Hamburg, Germany. Snapshot: September 21, 2026. https://revenuebase.ai/companies/climate-consultancies/germany/hamburg.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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