Company lists · Data refreshed September 2026
Top 25 Esg reporting consultants based in Switzerland
RevenueBase identified 118 esg reporting consultants headquartered in Switzerland as of September 2026 and tracks 849 professional contacts across them, including 400 with verified work emails. Zurich is the largest hub.
This list covers esg reporting consultants headquartered in Switzerland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 esg reporting consultants based in Switzerland
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 325 contacts → | ||||
Indirect evidence “Quantis, part of BCG, is a sustainability consulting firm that helps organizations translate sustainability ambition into measurable business value.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 34 contacts → | ||||
Indirect evidence “Everything we do is designed to inspire meaningful change in the world every day.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 29 contacts → | ||||
Indirect evidence “Neosys AG: At your side with all the tools of sustainability!” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 21 contacts → | ||||
Indirect evidence “Management Digital Data AG, or MDD for short, supports you as you implement digital corporate reports.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 21 contacts → | ||||
Indirect evidence “Carbotech Inc.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 20 contacts → | ||||
Indirect evidence “Acting Responsibly AG is a Swiss-based social enterprise dedicated to helping organizations develop strategic approaches to social responsibility.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 18 contacts → | ||||
Partial evidence “Blossom et partenaires is a consultancy firm specializing in sustainability and responsible communication.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 18 contacts → | ||||
Partial evidence “Founded in Geneva in 2001, Covalence evaluates the environmental, social and governance (ESG) performance of thousands of companies around the world, with a focus on media…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 12 contacts → | ||||
Indirect evidence “Wir sind ein unabhängiges Beratungsunternehmen für Umweltfragen.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 12 contacts → | ||||
Indirect evidence “Depuis sa création en 1986, le bureau d'études Impact SA a réalisé et coordonné de nombreux dossiers d'impact sur l'environnement.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 9 contacts → | ||||
Strong evidence “ESG data management and regulatory reporting software for financial institutions and enterprises.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 8 contacts → | ||||
Indirect evidence “carbon-connect AG is a leading provider of climate protection, sustainability consulting and carbon offsetting solutions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 7 contacts → | ||||
Partial evidence “Baden Consulting is an independent Swiss management consultancy partnership with a focus on Environment, Health and Safety (EHS) Management Consulting.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 7 contacts → | ||||
Indirect evidence “Wir arbeiten für ein nachhaltiges Heute und Morgen.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 7 contacts → | ||||
Partial evidence “ESU-services – Expertise in Life Cycle Assessment and Carbon Footprints ESU-services is a leading consultancy specializing in Life Cycle Assessment (LCA), carbon footprinting…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 7 contacts → | ||||
Partial evidence “Positive Organizations is an international ESG consulting company.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 6 contacts → | ||||
Partial evidence “We provide tailored services, ensure legal and regulatory compliance, while offering reliable data and the expertise of competent, motivated and experienced reporting experts.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 6 contacts → | ||||
Indirect evidence “With decades of combined industry experience in Europe, Central Asia, CIS, Africa, and the Middle East, the Energies Group founding team knows what it takes to help you develop…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 5 contacts → | ||||
Indirect evidence “Chez Projets21, nous avons pour but d’amener de la valeur sur les défis de durabilité et d’organisation auxquels les entreprises font face.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 5 contacts → | ||||
Partial evidence “YoY® ESG Cloud is Switzerlands leading enterprise-scale ESG Solution.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 5 contacts → | ||||
Indirect evidence “LEAD-WiSE serves purpose-led, small and medium organisations with market expertise, strategy advice, communication services and sustainability best practices to help create a…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 5 contacts → | ||||
Strong evidence “EOS Social Responsibility Solutions SA is a leading consultancy specializing in Corporate Social Responsibility (CSR) and Environmental, Social, and Governance (ESG) strategies.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 4 contacts → | ||||
Indirect evidence “Altus Impact is an environmental advisory & sustainability communications agency.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 4 contacts → | ||||
Indirect evidence “é 🟰 pour vos clients, vos collaborateurs et vos fournisseurs É?” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 4 contacts → | ||||
Partial evidence “Terramo ist ein international tätiges, unabhängiges Beratungsunternehmen, das sich auf Nachhaltigkeit, ESG und ESG-Regulatorik spezialisiert hat.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: esg reporting consultants. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names esg reporting consultants.
- Partial evidence
- Its own public description names part of esg reporting consultants, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name esg reporting consultants. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 118 esg reporting consultants based in Switzerland
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Esg reporting consultants based in Switzerland at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Switzerland, so it is reported there. Company counts and contact totals on this page are exact for Switzerland, over 118 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among esg reporting consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Switzerland whose own description of what they do matches “esg reporting consultants”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names esg reporting consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among esg reporting consultants, and records with no verified work email. Companies headquartered outside Switzerland are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 400 across the full list. 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 20, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names esg reporting consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many esg reporting consultants are there based in Switzerland?
RevenueBase identified 118 esg reporting consultants headquartered in Switzerland as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Quantis, headquartered in Lausanne, tops this list with the largest team on record.
Which city has the most esg reporting consultants?
Zurich leads with 21 headquartered companies, followed by Geneva (12) and Geneve (6).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 400 verified decision-maker contacts tracked across these 118 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
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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 Smart Search, 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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