Company lists · Data refreshed September 2026
Top 25 Quality assurance consulting firms based in Germany
RevenueBase identified 269 quality assurance consulting firms headquartered in Germany as of September 2026 and tracks 1,925 professional contacts across them, including 731 with verified work emails. Berlin is the largest hub.
This list covers quality assurance consulting firms headquartered in Germany, 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 29, 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 quality assurance consulting firms based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 241 contacts → | ||||
Indirect evidence “For more than a decade the Tentamus Group has been providing services to customers all over the world.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 118 contacts → | ||||
Strong evidence “Agile software development, quality assurance and testing for safety-critical areas – for 40 years.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 109 contacts → | ||||
Partial evidence “We, the redi-Group, are a global provider of project- and quality management services in the automotive- and other quality-oriented industries.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 98 contacts → | ||||
Partial evidence “Management Consulting • Business processes auditing and optimization • Consulting regarding resources management • Strategy & objective development • Outsourcing/Offshoring •…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 67 contacts → | ||||
Partial evidence “Diapharm is a leading global consulting firm and service provider for the consumer healthcare and pharmaceutical industry.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 57 contacts → | ||||
Partial evidence “Besonders für komplexe Bauvorhaben ist eine erweiterte Qualitätsüberwachung auf Grundlage eines QS-Konzepts zwingend erforderlich und wirtschaftlich sinnvoll.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 43 contacts → | ||||
Partial evidence “Our GxP quality is guided by trusted independence and proven quality, earned through decades of objective auditing, and rooted in the latest global and local regulatory…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 42 contacts → | ||||
Indirect evidence “Wir wissen, dass die ̈ Ihrer Software-Produkte ein kritischer Faktor für den Ihres Unternehmens ist.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 35 contacts → | ||||
Indirect evidence “Qnit AG is a PRODYNA company with offices in Germany, Austria, Switzerland and Serbia.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 33 contacts → | ||||
Partial evidence “GxP-CC equips pharmaceutical and health sciences companies to comply with a complex array of regulations and quality standards in an ever-changing environment.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 28 contacts → | ||||
Partial evidence “THESCON is a recognized consulting team for the pharmaceutical industry, wholesalers, medical devices, the chemical industry, biotechnology and food packaging, safety and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 27 contacts → | ||||
Partial evidence “ecoSPECS ist Ihr Partner für regulatorisches Qualitätsmanagement in der Pharma- und Life-Science-Industrie.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 20 contacts → | ||||
Indirect evidence “HKKG modern.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 18 contacts → | ||||
Indirect evidence “We feel responsible for your products and our work.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 18 contacts → | ||||
Partial evidence “Von der Prozessberatung bis zur Software für Qualitätssicherung und Qualitätsmanagement - Wir sind Ihr verlässlicher Innovationspartner rund um das Thema Qualitätssicherung.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 18 contacts → | ||||
Indirect evidence “Since 2005, the MPR International GmbH has supported companies worldwide with product certifications for the Chinese, Taiwanese, Indian, South-Korean, Russian, African and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 16 contacts → | ||||
Strong evidence “At be-on-quality GmbH, we are dedicated to consulting in the areas of quality management, risk management, regulatory affairs and development processes, with a special focus on…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 16 contacts → | ||||
Strong evidence “Wir sind DEMIRTAG Consulting, der Spezialist für IT Qualitätssicherung und Problemlöser im Bereich von Automatisierung.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 15 contacts → | ||||
Strong evidence “VDE Renewables, a subsidiary of the VDE Group, offers quality assurance services for the global renewable energy sector.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 14 contacts → | ||||
Indirect evidence “We, DVGW Service & Consult GmbH, are a wholly owned subsidiary of DVGW Deutscher Verein der Gas- und Wasserfaches e.V- a technical scientific association.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 14 contacts → | ||||
Indirect evidence “Beratung und fachliche Kompetenz stehen bei uns im Vordergrund.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 13 contacts → | ||||
Partial evidence “Die netqa GmbH, gegründet 2014, ist ein junges Unternehmen mit Firmensitz in Berlin, welches sich auf die Qualitätssicherung von Software und Softwaresystemen spezialisiert hat.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 13 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 12 contacts → | ||||
Strong evidence “QMH Consulting – Qualität, die wirkt.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 11 contacts → | ||||
Partial evidence “Softwaretesten ist nicht nur eine Frage von Qualität, sondern auch von Mentalität, Wissen und Leidenschaft.” Source: RevenueBase Database · checked Sep 29, 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: quality assurance consulting firms. 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 quality assurance consulting firms.
- Partial evidence
- Its own public description names part of quality assurance consulting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name quality assurance consulting firms. 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 269 quality assurance consulting firms based in Germany
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 731 reachable decision-makers.
Free signup · no credit card
Quality assurance consulting firms based in Germany at a glance
As of Sep 29, 2026Companies by employee count
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 269 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 quality assurance consulting firms, 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 Germany whose own description of what they do matches “quality assurance consulting firms”. 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 quality assurance consulting firms), 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 quality assurance consulting firms, and records with no verified work email. Companies headquartered outside Germany 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, 731 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 29, 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 quality assurance consulting firms, 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 quality assurance consulting firms are there based in Germany?
RevenueBase identified 269 quality assurance consulting firms headquartered in Germany 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?
Tentamus Group, headquartered in Berlin, tops this list with the largest team on record.
Which city has the most quality assurance consulting firms?
Berlin leads with 15 headquartered companies, followed by Hamburg (13) and Munich (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 731 verified decision-maker contacts tracked across these 269 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 269 quality assurance consulting firms based in Germany. Start with a free account, no credit card.
Download this list →Related lists
Quality assurance consulting firms by geography
- Quality assurance consulting firms based in Melbourne, Australia
- Quality assurance consulting firms based in Sao Paulo, Brazil
- Quality assurance consulting firms based in Paris, France
- Quality assurance consulting firms based in Pune, India
- Quality assurance consulting firms based in Madrid, Spain
- Quality assurance consulting firms based in Dubai, United Arab Emirates
- Quality assurance consulting firms based in London, United Kingdom
- Quality assurance consulting firms based in Houston, United States
- Quality assurance consulting firms based in Argentina
- Quality assurance consulting firms based in Australia
- Quality assurance consulting firms based in Austria
- Quality assurance consulting firms based in Belgium
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Quality assurance consulting firms based in Melbourne, Australia
- Quality assurance consulting firms based in Sao Paulo, Brazil
- Quality assurance consulting firms based in Paris, France
- Quality assurance consulting firms based in Pune, India
- Quality assurance consulting firms based in Madrid, Spain
- Quality assurance consulting firms based in Dubai, United Arab Emirates