Company lists · Data refreshed September 2026

Top 25 Compliance carbon advisors based in Switzerland

RevenueBase identified 187 compliance carbon advisors headquartered in Switzerland as of September 2026 and tracks 1,401 professional contacts across them, including 568 with verified work emails. Zurich is the largest hub.

This list covers compliance carbon advisors 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 19, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
187Companies
1,401Contacts tracked
568Verified emails
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The 25 largest compliance carbon advisors based in Switzerland

Ranked by team size
Top 25 of 187 compliance carbon advisors based in Switzerland, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to compliance carbon advisors: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLausanne, SwitzerlandHQ checked Sep 19, 2026201-500325 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 19, 2026
2Indirect evidenceZurich, SwitzerlandHQ checked Sep 19, 202651-200164 contacts →

Indirect evidence

“myclimate is your partner for effective climate protection – both locally and globally.”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceWallisellen, SwitzerlandHQ checked Sep 19, 202651-20040 contacts →

Indirect evidence

“Langjährige Erfahrung und Nähe zu aktuellen Entwicklungen in sämtlichen umweltrelevanten Fragestellungen machen Ecosens zum führenden Beratungsunternehmen.”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceBern, SwitzerlandHQ checked Sep 19, 202611-5035 contacts →

Indirect evidence

“We advise companies and organisations in setting up holistic climate strategies and sustainability concepts.”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceZürich, SwitzerlandHQ checked Sep 19, 202611-5034 contacts →

Indirect evidence

“Everything we do is designed to inspire meaningful change in the world every day.”

Source: RevenueBase Database · checked Sep 19, 2026
6Partial evidenceFribourg, SwitzerlandHQ checked Sep 19, 202611-5024 contacts →

Partial evidence

“VEMA CARBON is a practical expert in climate solutions.”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceZollikofen, SwitzerlandHQ checked Sep 19, 202611-5022 contacts →

Indirect evidence

“We’re a purpose-driving and future-oriented engineering company based in the greater Berne area.”

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceGeneva, SwitzerlandHQ checked Sep 19, 202651-20021 contacts →

Indirect evidence

“Anthesis is the sustainability activator.”

Source: RevenueBase Database · checked Sep 19, 2026
9Partial evidenceBasel, SwitzerlandHQ checked Sep 19, 202611-5021 contacts →

Partial evidence

Carbotech Inc.”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceBiel, SwitzerlandHQ checked Sep 19, 20261-1020 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 19, 2026
11Indirect evidenceLuzern, SwitzerlandHQ checked Sep 19, 2026201-50018 contacts →

Indirect evidence

“Seit über 130 Jahren wächst WSP kontinuierlich und ist heute auf der ganzen Welt vertreten.”

Source: RevenueBase Database · checked Sep 19, 2026
12Indirect evidenceGenève, SwitzerlandHQ checked Sep 19, 202611-5018 contacts →

Indirect evidence

“Blossom et partenaires is a consultancy firm specializing in sustainability and responsible communication.”

Source: RevenueBase Database · checked Sep 19, 2026
13Indirect evidenceLausanne, SwitzerlandHQ checked Sep 19, 20261-1016 contacts →

Indirect evidence

“bloomUp is a global consultancy at the forefront of sustainability, innovation and active living.”

Source: RevenueBase Database · checked Sep 19, 2026
14Indirect evidenceRothenburg, SwitzerlandHQ checked Sep 19, 202611-5012 contacts →

Indirect evidence

“Wir sind ein unabhängiges Beratungsunternehmen für Umweltfragen.”

Source: RevenueBase Database · checked Sep 19, 2026
15Indirect evidenceSion, SwitzerlandHQ checked Sep 19, 202611-5012 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 19, 2026
16Indirect evidenceVevey, SwitzerlandHQ checked Sep 19, 20261-1010 contacts →

Indirect evidence

“Depuis 1986, Bio-Éco fait rimer qualité de vie et développement durable, avec des projets sur mesure, allant dans le sens de l’ouverture et du changement.”

Source: RevenueBase Database · checked Sep 19, 2026
17Indirect evidenceBasel, SwitzerlandHQ checked Sep 19, 202611-5010 contacts →

Indirect evidence

“oekoskop AG is a environmental consultancy based in Basel, Switzerland.”

Source: RevenueBase Database · checked Sep 19, 2026
18Partial evidenceVolketswil, SwitzerlandHQ checked Sep 19, 20261-108 contacts →

Partial evidence

carbon-connect AG is a leading provider of climate protection, sustainability consulting and carbon offsetting solutions.”

Source: RevenueBase Database · checked Sep 19, 2026
19Indirect evidenceBasel, SwitzerlandHQ checked Sep 19, 20261-107 contacts →

Indirect evidence

“Wir arbeiten für ein nachhaltiges Heute und Morgen.”

Source: RevenueBase Database · checked Sep 19, 2026
20Indirect evidenceGeneva, SwitzerlandHQ checked Sep 19, 202611-507 contacts →

Indirect evidence

“Welcome to Black Tree Energy Group At Black Tree Energy Group, we specialize in providing tailored services in energy transition and sustainable infrastructure development.”

Source: RevenueBase Database · checked Sep 19, 2026
21Indirect evidenceTicino, SwitzerlandHQ checked Sep 19, 20261-107 contacts →

Indirect evidence

“Positive Organizations is an international ESG consulting company.”

Source: RevenueBase Database · checked Sep 19, 2026
22Indirect evidenceZug, SwitzerlandHQ checked Sep 19, 202611-506 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 19, 2026
23Indirect evidenceLugano, SwitzerlandHQ checked Sep 19, 20261-106 contacts →

Indirect evidence

“ALMA Impact is a training and consulting company, whose aim is to contribute to positively changing the working world.”

Source: RevenueBase Database · checked Sep 19, 2026
24Indirect evidenceLausanne, SwitzerlandHQ checked Sep 19, 20261-105 contacts →

Indirect evidence

“Alterna est le bureau de services en durabilité spécialisé dans la mise en place d’actions à impact positif.”

Source: RevenueBase Database · checked Sep 19, 2026
25Indirect evidenceFribourg, SwitzerlandHQ checked Sep 19, 20261-105 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 19, 2026

Showing 25 of 187 compliance carbon advisors based in Switzerland

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Compliance carbon advisors based in Switzerland at a glance

As of Sep 19, 2026
40.5%Verified-email coverage
7.5Average contacts per company
1-10Median size (employees)
12.3%Largest-city concentration · Zurich
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
161
11-50
16
51-200
6
201-500
3

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 187 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 compliance carbon advisors, 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 “compliance carbon advisors”. 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 compliance carbon advisors), 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 compliance carbon advisors, 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, 568 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 19, 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 compliance carbon advisors, 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 compliance carbon advisors are there based in Switzerland?

RevenueBase identified 187 compliance carbon advisors 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 compliance carbon advisors?

Zurich leads with 23 headquartered companies, followed by Geneva (21) and Lausanne (13).

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 568 verified decision-maker contacts tracked across these 187 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 19, 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.