Company lists · Data refreshed November 2026

Top 25 Sustainability certification services based in Germany

Name: Sustainability certification services based in Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 257 companies tracked

RevenueBase identified 257 company matches for sustainability certification services associated with Germany as of November 2026 and tracks 2,847 professional contacts across them, including 1,222 with verified work emails. Berlin is the largest hub.

This list covers company matches for sustainability certification services associated with 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 November 6, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

257Companies

2,847Contacts tracked

1,222Verified emails

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The 25 largest sustainability certification services based in Germany

Ranked by team size

Top 25 of 257 company matches for sustainability certification services based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	TÜV Nord Cert	Exact match	Essen, GermanyHQ recorded Nov 6, 2026	10001+	299 contacts →
	Exact match “TÜV NORD and its testing, inspection, and certification companies make our world safer and are a driving force for global innovation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Flocert	Exact match	Bonn, GermanyHQ recorded Nov 6, 2026	51-200	176 contacts →
	Exact match “FLOCERT is one of the world's leading social auditing and certification bodies, providing certification to Fairtrade and also offering verification and customised sustainability…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Iscc The International Sustainability And Carbon Certification	Exact match	Cologne, GermanyHQ recorded Nov 6, 2026	51-200	149 contacts →
	Exact match “The International Sustainability and Carbon Certification (ISCC) is an independent multi-stakeholder initiative and leading certification system supporting sustainable, fully…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Dgnb German Sustainable Building Council	Exact match	Stuttgart, GermanyHQ recorded Nov 6, 2026	51-200	112 contacts →
	Exact match “The German Sustainable Building Council (DGNB) is a central knowledge platform for sustainable building.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Gutcert Gmbh	Exact match	Berlin, GermanyHQ recorded Nov 6, 2026	51-200	110 contacts →
	Exact match “In 1997, the GUTcertifizierungsgesellschaft für Managementsysteme (GUT Certification Company for Management Systems) was founded - separated and spun off from the engineering and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Dfge Institute For Energy, Ecology And Economy	Exact match	Greifenberg, GermanyHQ recorded Nov 6, 2026	11-50	86 contacts →
	Exact match “Seit unterstützt die DFGE Unternehmen dabei, Nachhaltigkeit messbar und strategisch nutzbar zu machen.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	CERES	Exact match	Hersbruck, GermanyHQ recorded Nov 6, 2026	51-200	83 contacts →
	Exact match “Our name: CERES - CERtification of Environmental Standards refers to "Ceres", the ancient Roman goddess of agriculture, who was equivalent to the Greek goddess Demeter.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Ecocert Germany & Switzerland	Exact match	Konstanz, GermanyHQ recorded Nov 6, 2026	51-200	76 contacts →
	Exact match “For almost 30 years, Ecocert supports companies in implementing and promoting sustainable practices with certification and training.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Verso Gmbh	Exact match	Munich, GermanyHQ recorded Nov 6, 2026	51-200	63 contacts →
	Exact match “VERSO ist Sustainability-Software-Pionier und Full-Service-Anbieter für die Nachhaltige Transformation im Mittelstand.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Abcert AG	Exact match	Esslingen Am Neckar, GermanyHQ recorded Nov 6, 2026	201-500	62 contacts →
	Exact match “Wir, die ABCERT AG sind die führende Kontrollstelle in Deutschland.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Thinkstep	Exact match	Leinfelden-Echterdingen, GermanyHQ recorded Nov 6, 2026	201-500	50 contacts →
	Exact match “thinkstep enables organizations worldwide to succeed sustainably.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Kiwa BCS Öko-Garantie Gmbh	Exact match	Nuremberg, GermanyHQ recorded Nov 6, 2026	201-500	48 contacts →
	Exact match “We are Kiwa, a world top 20 leader in Testing, Inspection and Certification (TIC).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Response	Exact match	Frankfurt, GermanyHQ recorded Nov 6, 2026	51-200	47 contacts →
	Exact match “response is a multiple award-winning, international consultancy specializing in sustainability, ESG, and regenerative business.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Omnicert Umweltgutachter Gmbh	Exact match	Bad Abbach, GermanyHQ recorded Nov 6, 2026	11-50	32 contacts →
	Exact match “OmniCert is an environmental services company based out of Bad Abbach, Bavaria, Germany.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Gsci Services Pvt. LTD	Exact match	Hamburg, GermanyHQ recorded Nov 6, 2026	11-50	31 contacts →
	Exact match “GSCI Services has been incepted with a vision to provide access to global sustainability certification.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Proeco Rheinland	Exact match	Düsseldorf, GermanyHQ recorded Nov 6, 2026	11-50	28 contacts →
	Exact match “Wir sind ProEco Rheinland – das Kompetenzzentrum der Sparkassen für Nachhaltigkeit.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Fors.Earth Gmbh	Exact match	Munich, GermanyHQ recorded Nov 6, 2026	11-50	24 contacts →
	Exact match “fors.earth ist eine Nachhaltigkeitsberatung, die sich voll und ganz dem Auftrag verschrieben hat, ihre Kunden auf dem Weg in eine nachhaltigere Zukunft zu begleiten.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	GFA Certification Gmbh	Exact match	Hamburg, GermanyHQ recorded Nov 6, 2026	11-50	24 contacts →
	Exact match “GFA Certification GmbH, based in Hamburg, Germany, is one of the leading and highly specialized certification bodies in the fields of sustainability certification.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Texulting Gmbh	Exact match	Chemnitz, GermanyHQ recorded Nov 6, 2026	11-50	18 contacts →
	Exact match “Die inhabergeführte Texulting GmbH bietet seit ihrer Gründung 2016 maßgeschneiderte nachhaltige und innovative Lösungen für kleine und mittelständische Unternehmen in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	MPR International Gmbh	Exact match	Frankfurt, GermanyHQ recorded Nov 6, 2026	11-50	17 contacts →
	Exact match “Since 2005, the MPR International GmbH has supported companies worldwide with product certifications for the Chinese, Taiwanese, Indian, South-Korean, Russian, African and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Hoinka Gmbh	Exact match	Stuttgart, GermanyHQ recorded Nov 6, 2026	11-50	16 contacts →
	Exact match “HOINKA GmbH ist ein Unternehmen, das sich auf Leistungen rund um das nachhaltige Bauen (Green Building) spezialisiert hat.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Fjol Esg-Beratung	Exact match	Münster, GermanyHQ recorded Nov 6, 2026	11-50	14 contacts →
	Exact match “Wir unterstützen Unternehmen dabei, Nachhaltigkeit ganzheitlich umzusetzen: von ganzheitlichem nach staatlich anerkanntem - über -(,) bis zu /.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	E-Hoch-3 ECO Impact Experts	Exact match	Darmstadt, GermanyHQ recorded Nov 6, 2026	11-50	13 contacts →
	Exact match “e3 is committed to making a positive impact to sustainability.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Brands & Values Gmbh	Exact match	Bremen, GermanyHQ recorded Nov 6, 2026	11-50	13 contacts →
	Exact match “Seit 2007 unterstützen wir als Unternehmensberatung im Bereich Nachhaltigkeit unsere Kunden bei der Umsetzung ihrer Nachhaltigkeitsziele.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	SAIM	Exact match	Munich, GermanyHQ recorded Nov 6, 2026	11-50	13 contacts →
	Exact match “SAIM ist die Unternehmensberatung für Zukunftsfähigkeit – aus dem Hause UTOPIA.” Recorded in the RevenueBase company graph · Nov 6, 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 certification services”. 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 257 sustainability certification services based in Germany

See the full list, filter by size, metro and specialty, and access 1,222 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sustainability certification services based in Germany at a glance

As of Nov 6, 2026

42.9%Verified-email coverage

11.1Average contacts per company

1-10Median size (employees)

12.5%Largest-city concentration · Berlin

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

167

11-50

51-200

201-500

10001+

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 257 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 Germany whose business descriptions match “sustainability certification services” 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 1,222 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 November 6, 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 certification services by metro

Sustainability certification services in Berlin32

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 certification services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sustainability certification services are there based in Germany?

RevenueBase identified 257 company matches for sustainability certification services associated with Germany as of November 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?

TÜV Nord Cert tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most sustainability certification services?

Berlin leads with 32 company records, followed by Munich (21) and Hamburg (18).

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 1,222 professional contacts with verified work emails tracked across these 257 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 November 6, 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 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.