Company lists · Data refreshed September 2026

Top 18 Nuclear remediation contractors based in Germany

RevenueBase identified 49 nuclear remediation contractors headquartered in Germany as of September 2026 and tracks 581 professional contacts across them, including 101 with verified work emails. Berlin is the largest hub.

This list covers nuclear remediation contractors 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 17, 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 17, 2026 86% judged on-target in blind review
49Companies
581Contacts tracked
101Verified emails
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The 18 largest nuclear remediation contractors based in Germany

Ranked by team size
Top 18 of 49 nuclear remediation contractors based in Germany, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to nuclear remediation contractors: 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
1Partial evidenceKarlstein Am Main, GermanyHQ checked Sep 17, 202651-20064 contacts →

Partial evidence

“Our primary business areas include management of radioactive and hazardous waste, decommissioning of nuclear facilities as well as engineering and consulting services.”

Source: RevenueBase Database · checked Sep 17, 2026
2Indirect evidenceHanau, GermanyHQ checked Sep 17, 202651-20041 contacts →

Indirect evidence

“Your partner for radioactive transports, construction and radiation protection services”

Source: RevenueBase Database · checked Sep 17, 2026
3Indirect evidencePeine, GermanyHQ checked Sep 17, 202611-5018 contacts →

Indirect evidence

“We are one of the world's leading consulting and engineering companies in radioactive waste management.”

Source: RevenueBase Database · checked Sep 17, 2026
4Indirect evidenceHadamar, GermanyHQ checked Sep 17, 202611-5018 contacts →

Indirect evidence

“Die MKI Industrieservice GmbH ist ein seit über drei Generationen familiengeführtes mittelständisches Unternehmen das 2006 gegründet wurde.”

Source: RevenueBase Database · checked Sep 17, 2026
5Indirect evidenceIserlohn, GermanyHQ checked Sep 17, 202651-2009 contacts →

Indirect evidence

“Schadstoffsanierung wird Deutschland auch in den nächsten Jahrzehnten intensiv beschäftigen.”

Source: RevenueBase Database · checked Sep 17, 2026
6Indirect evidenceKronberg Im Taunus, GermanyHQ checked Sep 17, 202611-509 contacts →

Indirect evidence

“NUTEC wurde im Jahr 2023 von zwei erfahrenen Ingenieuren mit gemeinsam mehr als 30 Jahren Berufserfahrung in der Kerntechnikbranche gegründet.”

Source: RevenueBase Database · checked Sep 17, 2026
7Indirect evidenceHeidelberg, GermanyHQ checked Sep 17, 202611-508 contacts →

Indirect evidence

“GREEN German Reengineering ist das Gegenteil von einem Klassiker, das Gegenteil von einem klassischen Ingenieurbüro.”

Source: RevenueBase Database · checked Sep 17, 2026
8Indirect evidenceGundremmingen, GermanyHQ checked Sep 17, 202611-507 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
9Indirect evidenceMainhausen, GermanyHQ checked Sep 17, 202611-506 contacts →

Indirect evidence

“Höfer & Bechtel GmbH is a company based out of Mainhausen, Hesse, Germany.”

Source: RevenueBase Database · checked Sep 17, 2026
10Indirect evidenceBerlin, GermanyHQ checked Sep 17, 202611-505 contacts →

Indirect evidence

“Die DSR Ingenieurgesellschaft mbH als Spezial-Ingenieurbüro ist seit mehr als 30 Jahren tätig in den Bereichen: • Entsorgung und Endlagerung radioaktiver Abfälle • Freigabe…”

Source: RevenueBase Database · checked Sep 17, 2026
11Indirect evidenceHamm, GermanyHQ checked Sep 17, 202651-2005 contacts →

Indirect evidence

“Wer wir sind: Als verlässlicher Dienstleister und Partner stehen wir unseren Kunden seit 2017 bei jeglichen Einsätzen in kerntechnischen Anlagen zur Verfügung.”

Source: RevenueBase Database · checked Sep 17, 2026
12Indirect evidenceNeuss, GermanyHQ checked Sep 17, 20261-104 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
13Indirect evidenceWeinheim, GermanyHQ checked Sep 17, 20261-104 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
14Indirect evidenceAlzenau, GermanyHQ checked Sep 17, 20261-103 contacts →

Indirect evidence

“Die Spezialisten f r ialUmweltschutz und -sanierung.”

Source: RevenueBase Database · checked Sep 17, 2026
15Indirect evidenceNeu-isenburg, GermanyHQ checked Sep 17, 202611-503 contacts →

Indirect evidence

“GSA Ges.”

Source: RevenueBase Database · checked Sep 17, 2026
16Indirect evidenceBeverungen, GermanyHQ checked Sep 17, 202611-502 contacts →

Indirect evidence

“Dienstleistungen im Bereich Rückbau kerntechnischer Anlagen”

Source: RevenueBase Database · checked Sep 17, 2026
17Indirect evidencePetershagen/eggersdorf, GermanyHQ checked Sep 17, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
18Indirect evidenceBad Doberan, GermanyHQ checked Sep 17, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026

Showing 18 of 49 nuclear remediation contractors based in Germany

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Nuclear remediation contractors based in Germany at a glance

As of Sep 17, 2026
17.4%Verified-email coverage
11.9Average contacts per company
11-50Median size (employees)
6.1%Largest-city concentration · Berlin
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
17
11-50
17
51-200
10
201-500
1
501-1,000
3

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 49 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 nuclear remediation contractors, 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 “nuclear remediation contractors”. 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 nuclear remediation contractors), 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 nuclear remediation contractors, 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, 101 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 17, 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 nuclear remediation contractors, 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 nuclear remediation contractors are there based in Germany?

RevenueBase identified 49 nuclear remediation contractors 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?

Nukem Technologies Engineering Services Gmbh, headquartered in Karlstein Am Main, tops this list with the largest team on record.

Which city has the most nuclear remediation contractors?

Berlin leads with 3 headquartered companies, followed by Heidelberg (3) and Worms (3).

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 101 verified decision-maker contacts tracked across these 49 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 17, 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.