Company lists · Data refreshed September 2026
Top 25 Sustainability and climate change consulting firms based in Barcelona, Spain
RevenueBase identified 99 company matches for sustainability and climate change consulting firms associated with Barcelona, Spain as of September 2026 and tracks 2,626 professional contacts across them, including 233 with verified work emails. Across Spain, Madrid is the largest hub for this category (147 companies); Barcelona follows with 99.
This list covers company matches for sustainability and climate change consulting firms associated with Barcelona, Spain, 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 sustainability and climate change consulting firms based in Barcelona, Spain
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 418 contacts → | ||||
Exact match “Founded in 1994, in Barcelona, Spain, Amphos21 includes three companies in Spain (1994), Chile (2009) and Peru (2012).” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 237 contacts → | ||||
Exact match “Empresa líder ibérica de servicios profesionales en ingeniería, arquitectura, medio ambiente y sostenibilidad.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 174 contacts → | ||||
Exact match “Impulsamos la sostenibilidad empresarial con soluciones técnicas y reales.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 88 contacts → | ||||
Exact match “At SGA, we specialize in comprehensive project management, offering customized solutions that allow each client to efficiently achieve their objectives.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 35 contacts → | ||||
Exact match “ESOLVE is an environmental consulting and engineering company that provides a wide range of professional services to private sector companies and public organizations for the…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 33 contacts → | ||||
Exact match “With over 20 years of expertise in the environmental sector, ERF-Energy and Sustainability is a significant firm in the strategic environmental consulting industry that it has…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 30 contacts → | ||||
Exact match “En Deplan llevamos más de 30 años ofreciendo soluciones de ingeniería, consultoría ambiental y sostenibilidad para empresas y organizaciones.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 27 contacts → | ||||
Exact match “Somos una consultora especializada en el ámbito energético y sostenibilidad.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 25 contacts → | ||||
Exact match “Minuartia és una empresa de consultoria ambiental amb una sòlida trajectòria de 25 anys d'experiència.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 24 contacts → | ||||
Exact match “Consultora energética dedicada al desarrollo de proyectos de Eficiencia Energética y Energías Renovables.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 16 contacts → | ||||
Exact match “WORSLEY Acceleration Services is a consultancy boutique with a highly experienced team of professionals, focused on bringing disruptive solutions to lay the foundation for current…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 13 contacts → | ||||
Exact match “Antonomasia es la primera agencia de publicidad y comunicación en España especializada en hábitat y arquitectura sostenibles.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 12 contacts → | ||||
Exact match “Desde 2009, GreenFlex es el socio clave en la transformación energética, medioambiental y social de las organizaciones, permitiéndoles cambiar su trayectoria hacia una economía…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 8 contacts → | ||||
Exact match “Since 2005 we have believed that we all need to do our part crafting a better, more sustainable, creative and uplifting world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 7 contacts → | ||||
Exact match “Ferdinand Consultants are thought leaders in creating a positive impact.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 6 contacts → | ||||
Exact match “We are a services company focused on sustainability and on fighting climate change.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 6 contacts → | ||||
Exact match “Potenciamos la sostenibilidad de tu proyecto en el marco de los ODS.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 6 contacts → | ||||
Exact match “HONU PROJECTS es una consultoría especializada en sostenibilidad turística, donde ayudamos a las empresas a identicar su posición actual en términos de sostenibilidad, ponemos en…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 5 contacts → | ||||
Exact match “Develop nació en el año 2010.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 5 contacts → | ||||
Exact match “DATAMBIENT somos una empresa de consultoría que desarrollamos proyectos dentro del área de ingeniería y gestión del medio ambiente, especializada en el ámbito de residuos.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 5 contacts → | ||||
Exact match “SBA es una consultoría e ingeniería medioambiental, especializada en Gestión del Medio Ambiente y del Territorio.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 5 contacts → | ||||
Exact match “Consultoría, formación e investigación para transformar el entorno construido con sostenibilidad integral y enfoque regenerativo.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 4 contacts → | ||||
Exact match “Som un estudi d’arquitectura de Barcelona especialitzat en sostenibilitat, ecoeficiència i projectes impulsats per valors, tant en l’espai públic com privat.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 4 contacts → | ||||
Exact match “La necesidad de cambiar sector de la restauración ya es innegable.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 3 contacts → | ||||
Exact match “ZEST architecture is a team of multilingual architects in Barcelona, specialized in the design and construction of beautiful, sustainable and energy efficient homes around the…” 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 “sustainability and climate change consulting firms”. 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 99 sustainability and climate change consulting firms based in Barcelona, Spain
See the full list, filter by size, metro and specialty, and access 233 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Sustainability and climate change consulting firms based in Barcelona, Spain at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured across the whole Spain list rather than for Barcelona, so it is reported there. Company counts and contact totals on this page are exact for Barcelona, over 99 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 Barcelona, Spain whose business descriptions match “sustainability and climate change consulting firms” 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 233 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.
Sustainability and climate change consulting firms by metro in Spain
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 “sustainability and climate change consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many sustainability and climate change consulting firms are there based in Barcelona, Spain?
RevenueBase identified 99 company matches for sustainability and climate change consulting firms associated with Barcelona, Spain 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?
Amphos 21 tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Spain has the most sustainability and climate change consulting firms?
Madrid leads Spain with 147 company records, followed by Barcelona (99) and Valencia (27).
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 233 professional contacts with verified work emails tracked across these 99 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 99 sustainability and climate change consulting firms based in Barcelona, Spain. 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 25 sustainability and climate change consulting firms based in Barcelona, Spain
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 99 matching company records for sustainability and climate change consulting firms based in Barcelona, Spain, with 2,626 tracked contacts and 233 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 sustainability and climate change consulting firms based in Barcelona, Spain
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 |  Amphos 21amphos21.comHQ: Barcelona, SpainReported employees: 201-500 | Barcelona, Spain | 201-500 | Exact match | 418 contacts → |
“Founded in 1994, in Barcelona, Spain, Amphos21 includes three companies in Spain (1994), Chile (2009) and Peru (2012).” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Quadrante Meta Engineeringmetaengineering.esHQ: Barcelona, SpainReported employees: 501-1,000 | Barcelona, Spain | 501-1,000 | Exact match | 237 contacts → |
“Empresa líder ibérica de servicios profesionales en ingeniería, arquitectura, medio ambiente y sostenibilidad.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Sm, Sistemas Medioambientales, SLsistemasmedioambientales.comHQ: Barcelona, SpainReported employees: 201-500 | Barcelona, Spain | 201-500 | Exact match | 174 contacts → |
“Impulsamos la sostenibilidad empresarial con soluciones técnicas y reales.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  SGAsgaoffice.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 88 contacts → |
“At SGA, we specialize in comprehensive project management, offering customized solutions that allow each client to efficiently achieve their objectives.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 35 contacts → |
“ESOLVE is an environmental consulting and engineering company that provides a wide range of professional services to private sector companies and public organizations for the…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Erf, Energia & Sostenibilitat - Wattegawattega.euHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 33 contacts → |
“With over 20 years of expertise in the environmental sector, ERF-Energy and Sustainability is a significant firm in the strategic environmental consulting industry that it has…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Deplan, S.Ldeplan.esHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 30 contacts → |
“En Deplan llevamos más de 30 años ofreciendo soluciones de ingeniería, consultoría ambiental y sostenibilidad para empresas y organizaciones.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Energía Localenergialocal.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 27 contacts → |
“Somos una consultora especializada en el ámbito energético y sostenibilidad.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Minuartiaminuartia.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 25 contacts → |
“Minuartia és una empresa de consultoria ambiental amb una sòlida trajectòria de 25 anys d'experiència.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Adymusadymus.esHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 24 contacts → |
“Consultora energética dedicada al desarrollo de proyectos de Eficiencia Energética y Energías Renovables.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Worsley Acceleration Servicesworsley.acHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 16 contacts → |
“WORSLEY Acceleration Services is a consultancy boutique with a highly experienced team of professionals, focused on bringing disruptive solutions to lay the foundation for current…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Antonomasiaantonomasia.euHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 13 contacts → |
“Antonomasia es la primera agencia de publicidad y comunicación en España especializada en hábitat y arquitectura sostenibles.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Greenflex Españagreenflex.comHQ: Barcelona, SpainReported employees: 501-1,000 | Barcelona, Spain | 501-1,000 | Exact match | 12 contacts → |
“Desde 2009, GreenFlex es el socio clave en la transformación energética, medioambiental y social de las organizaciones, permitiéndoles cambiar su trayectoria hacia una economía…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  The Hunterthehunterprojects.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 8 contacts → |
“Since 2005 we have believed that we all need to do our part crafting a better, more sustainable, creative and uplifting world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Ferdinand Consultantsferdinand.esHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 7 contacts → |
“Ferdinand Consultants are thought leaders in creating a positive impact.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Envolta Energiaenvoltaenergia.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 6 contacts → |
“We are a services company focused on sustainability and on fighting climate change.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Visión Circularvisioncircular.comHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 6 contacts → |
“Potenciamos la sostenibilidad de tu proyecto en el marco de los ODS.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Honu Projectshonuprojects.comHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 6 contacts → |
“HONU PROJECTS es una consultoría especializada en sostenibilidad turística, donde ayudamos a las empresas a identicar su posición actual en términos de sostenibilidad, ponemos en…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Develop Index Ambiental, SLmediambient.esHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 5 contacts → |
“Develop nació en el año 2010.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Datambientdatambient.comHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 5 contacts → |
“DATAMBIENT somos una empresa de consultoría que desarrollamos proyectos dentro del área de ingeniería y gestión del medio ambiente, especializada en el ámbito de residuos.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  SB Ambiauditsba.esHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 5 contacts → |
“SBA es una consultoría e ingeniería medioambiental, especializada en Gestión del Medio Ambiente y del Territorio.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Green Living Projectsgreenlivingprojects.comHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 5 contacts → |
“Consultoría, formación e investigación para transformar el entorno construido con sostenibilidad integral y enfoque regenerativo.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Territori 24 Arquitectura I Urbanisme SLPterritori24.comHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 4 contacts → |
“Som un estudi d’arquitectura de Barcelona especialitzat en sostenibilitat, ecoeficiència i projectes impulsats per valors, tant en l’espai públic com privat.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  TE LO Sirvo Verdetelosirvoverde.comHQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 4 contacts → |
“La necesidad de cambiar sector de la restauración ya es innegable.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Zest Architecturezestarchitecture.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 3 contacts → |
“ZEST architecture is a team of multilingual architects in Barcelona, specialized in the design and construction of beautiful, sustainable and energy efficient homes around the…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 99 company matches
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Sustainability and climate change consulting firms: 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
99 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 Spain list rather than for Barcelona, so it is reported there. Company counts and contact totals on this page are exact for Barcelona, over 99 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 ↗
Sustainability and climate change consulting firms by metro in Spain
Questions about this company list
What does Exact match mean for sustainability and climate change consulting firms?
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 sustainability and climate change consulting firms did RevenueBase find based in Barcelona, Spain?
The saved snapshot records 99 matching company records, 2,626 tracked contacts and 233 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
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Cite this list
RevenueBase Data Team. Top 25 sustainability and climate change consulting firms based in Barcelona, Spain. Snapshot: September 21, 2026. https://revenuebase.ai/companies/sustainability-and-climate-change-consulting-firms/spain/barcelona.
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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Company intelligence · public preview
Top 25 sustainability and climate change consulting firms based in Barcelona, Spain
RevenueBase records 99 matching company records for sustainability and climate change consulting firms based in Barcelona, Spain, with 2,626 tracked contacts and 233 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 sustainability and climate change consulting firms based in Barcelona, Spain
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 | Amphos 21amphos21.com HQ: Barcelona, SpainReported employees: 201-500 | Barcelona, Spain | 201-500 | Exact match | 418 contacts → |
“Founded in 1994, in Barcelona, Spain, Amphos21 includes three companies in Spain (1994), Chile (2009) and Peru (2012).” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Quadrante Meta Engineeringmetaengineering.es HQ: Barcelona, SpainReported employees: 501-1,000 | Barcelona, Spain | 501-1,000 | Exact match | 237 contacts → |
“Empresa líder ibérica de servicios profesionales en ingeniería, arquitectura, medio ambiente y sostenibilidad.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Sm, Sistemas Medioambientales, SLsistemasmedioambientales.com HQ: Barcelona, SpainReported employees: 201-500 | Barcelona, Spain | 201-500 | Exact match | 174 contacts → |
“Impulsamos la sostenibilidad empresarial con soluciones técnicas y reales.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | SGAsgaoffice.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 88 contacts → |
“At SGA, we specialize in comprehensive project management, offering customized solutions that allow each client to efficiently achieve their objectives.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 35 contacts → |
“ESOLVE is an environmental consulting and engineering company that provides a wide range of professional services to private sector companies and public organizations for the…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Erf, Energia & Sostenibilitat - Wattegawattega.eu HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 33 contacts → |
“With over 20 years of expertise in the environmental sector, ERF-Energy and Sustainability is a significant firm in the strategic environmental consulting industry that it has…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Deplan, S.Ldeplan.es HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 30 contacts → |
“En Deplan llevamos más de 30 años ofreciendo soluciones de ingeniería, consultoría ambiental y sostenibilidad para empresas y organizaciones.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Energía Localenergialocal.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 27 contacts → |
“Somos una consultora especializada en el ámbito energético y sostenibilidad.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Minuartiaminuartia.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 25 contacts → |
“Minuartia és una empresa de consultoria ambiental amb una sòlida trajectòria de 25 anys d'experiència.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Adymusadymus.es HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 24 contacts → |
“Consultora energética dedicada al desarrollo de proyectos de Eficiencia Energética y Energías Renovables.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Worsley Acceleration Servicesworsley.ac HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 16 contacts → |
“WORSLEY Acceleration Services is a consultancy boutique with a highly experienced team of professionals, focused on bringing disruptive solutions to lay the foundation for current…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Antonomasiaantonomasia.eu HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 13 contacts → |
“Antonomasia es la primera agencia de publicidad y comunicación en España especializada en hábitat y arquitectura sostenibles.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Greenflex Españagreenflex.com HQ: Barcelona, SpainReported employees: 501-1,000 | Barcelona, Spain | 501-1,000 | Exact match | 12 contacts → |
“Desde 2009, GreenFlex es el socio clave en la transformación energética, medioambiental y social de las organizaciones, permitiéndoles cambiar su trayectoria hacia una economía…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | The Hunterthehunterprojects.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 8 contacts → |
“Since 2005 we have believed that we all need to do our part crafting a better, more sustainable, creative and uplifting world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Ferdinand Consultantsferdinand.es HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 7 contacts → |
“Ferdinand Consultants are thought leaders in creating a positive impact.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Envolta Energiaenvoltaenergia.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 6 contacts → |
“We are a services company focused on sustainability and on fighting climate change.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Visión Circularvisioncircular.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 6 contacts → |
“Potenciamos la sostenibilidad de tu proyecto en el marco de los ODS.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Honu Projectshonuprojects.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 6 contacts → |
“HONU PROJECTS es una consultoría especializada en sostenibilidad turística, donde ayudamos a las empresas a identicar su posición actual en términos de sostenibilidad, ponemos en…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Develop Index Ambiental, SLmediambient.es HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 5 contacts → |
“Develop nació en el año 2010.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Datambientdatambient.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 5 contacts → |
“DATAMBIENT somos una empresa de consultoría que desarrollamos proyectos dentro del área de ingeniería y gestión del medio ambiente, especializada en el ámbito de residuos.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | SB Ambiauditsba.es HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 5 contacts → |
“SBA es una consultoría e ingeniería medioambiental, especializada en Gestión del Medio Ambiente y del Territorio.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Green Living Projectsgreenlivingprojects.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 5 contacts → |
“Consultoría, formación e investigación para transformar el entorno construido con sostenibilidad integral y enfoque regenerativo.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Territori 24 Arquitectura I Urbanisme SLPterritori24.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 4 contacts → |
“Som un estudi d’arquitectura de Barcelona especialitzat en sostenibilitat, ecoeficiència i projectes impulsats per valors, tant en l’espai públic com privat.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | TE LO Sirvo Verdetelosirvoverde.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 4 contacts → |
“La necesidad de cambiar sector de la restauración ya es innegable.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Zest Architecturezestarchitecture.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 3 contacts → |
“ZEST architecture is a team of multilingual architects in Barcelona, specialized in the design and construction of beautiful, sustainable and energy efficient homes around the…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Sustainability and climate change consulting firms: 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
99 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 Spain list rather than for Barcelona, so it is reported there. Company counts and contact totals on this page are exact for Barcelona, over 99 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 ↗
Sustainability and climate change consulting firms by metro in Spain
Questions about this company list
What does Exact match mean for sustainability and climate change consulting firms?
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 sustainability and climate change consulting firms did RevenueBase find based in Barcelona, Spain?
The saved snapshot records 99 matching company records, 2,626 tracked contacts and 233 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 sustainability and climate change consulting firms based in Barcelona, Spain. Snapshot: September 21, 2026. https://revenuebase.ai/companies/sustainability-and-climate-change-consulting-firms/spain/barcelona.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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