Company lists · Data verified August 2026

Top 25 Climate resilience consulting firms based in Switzerland

Name: Climate resilience consulting firms based in Switzerland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 144 companies tracked

There are 144 climate resilience consulting firms headquartered in Switzerland (RevenueBase, August 2026). RevenueBase tracks 1,244 professional contacts across them, including 561 with verified work emails and 63 with mobile numbers. Zurich is the largest hub.

This list covers climate resilience consulting firms headquartered in Switzerland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

144Companies

1,244Contacts tracked

561Verified emails

63Mobile numbers

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The 25 largest climate resilience consulting firms based in Switzerland

Ranked by team size

Top 25 of 144 climate resilience consulting firms based in Switzerland, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Quantis	Lausanne	201-500	332	187
2	Holinger	Liestal Basel	501-1,000	264	150
3	Infras	Bern	51-200	61	35
4	Resilience Institute	Lausanne	11-50	46	23
5	Idee 21	Lausanne	11-50	25	1
6	Anthesis Switzerland	Geneva	51-200	20	13
7	BHP Brugger And Partners LTD	Zurich	11-50	19	10
8	SB Technique SA	Geneve	11-50	18	10
9	Climada Technologies	Zurich	1-10	17	11
10	Adolf Krebs AG	Grund Bei Gstaad	51-200	16	6
11	Bloomup	Lausanne	1-10	16	6
12	Blossom ET Partenaires	Geneve	11-50	16	4
13	Bureau D'études Impact SA	Martigny	11-50	12	7
14	Ecoscan SA	Chavannes	11-50	11	2
15	Idealp SA	Sion	11-50	10	5
16	Correntics	Zurich	11-50	9	9
17	Kopitsis Bauphysik AG	Wohlen Ag	11-50	9	5
18	Denkgebäude AG	Winterthur	11-50	8	8
19	Triplex Energieplaner AG	Sissach	11-50	8	5
20	Carbon-Connect AG	Volketswil	1-10	8	4
21	Sustech AG	Uster	11-50	8	1
22	Black Tree Group	Geneva	11-50	7	3
23	Inosens AG	Affoltern Am Albis	1-10	5	5
24	Green Circle Sàrl	Meyrin	1-10	4	2
25	RTB Corvaglia	Vionnaz	11-50	4	1

Showing 25 of 144 climate resilience consulting firms based in Switzerland

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Climate resilience consulting firms based in Switzerland at a glance

As of Aug 28, 2026

1-10Median size (employees)

ZurichLargest hub · 22 HQs

63Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

114

11-50

51-200

201-500

501-1,000

Climate resilience consulting firms by metro

Metro	Companies
Climate resilience consulting firms in Zurich	22
Climate resilience consulting firms in Geneva	14
Climate resilience consulting firms in Lausanne	10
Climate resilience consulting firms in Basel	6
Climate resilience consulting firms in Geneve	4
Climate resilience consulting firms in Winterthur	4
Climate resilience consulting firms in Bern	3

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “climate resilience consulting firms”, with match quality audited by blind human judging, and headquartered in Switzerland.
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: Contact records re-verify on a rolling cadence; 1 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many climate resilience consulting firms are there based in Switzerland?

There are 144 climate resilience consulting firms headquartered in Switzerland as of August 2026 (RevenueBase).

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 climate resilience consulting firms?

Zurich leads with 22 headquartered companies, followed by Geneva (14) and Lausanne (10).

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 561 verified decision-maker contacts tracked across these 144 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.