Company lists · Data refreshed September 2026

Top 25 Ground improvement contractors based in Germany

RevenueBase identified 196 ground improvement contractors headquartered in Germany as of September 2026 and tracks 2,111 professional contacts across them, including 791 with verified work emails. Berlin is the largest hub.

This list covers ground improvement 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 16, 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 16, 2026 86% judged on-target in blind review
196Companies
2,111Contacts tracked
791Verified emails
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The 25 largest ground improvement contractors based in Germany

Ranked by team size
Top 25 of 196 ground improvement contractors based in Germany, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to ground improvement 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
1Indirect evidenceUnterschleißheim, GermanyHQ checked Sep 16, 20261,001-5,000787 contacts →

Indirect evidence

“Here at DYWIDAG, our mission is to make structures safer, stronger, and smarter.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceEssen, GermanyHQ checked Sep 16, 2026201-500164 contacts →

Indirect evidence

“Integrated solutions and services for your infrastructure projects Whether it’s about mobility, urbanization, climate change or resource efficiency: As a leading supplier of…”

Source: RevenueBase Database · checked Sep 16, 2026
3Partial evidenceEspelkamp, GermanyHQ checked Sep 16, 2026501-1,000118 contacts →

Partial evidence

“About the Naue Group: With 500 employees and customers in more than 60 countries worldwide, the Naue Group is one of the leading international manufacturers of geotechnical…”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceWitten, GermanyHQ checked Sep 16, 2026201-500104 contacts →

Indirect evidence

“Dr.”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceHamburg, GermanyHQ checked Sep 16, 2026201-50046 contacts →

Indirect evidence

“Die AARSLEFF Gruppe verbindet den traditionellen Mittelstand des Spezialtiefbaus mit innovativen Ingenieurlösungen.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceBobenheim-roxheim, GermanyHQ checked Sep 16, 202651-20031 contacts →

Indirect evidence

“BBV Systems sorgt mit innovativen Systemen und Verfahren für Spannung in vielen Bereichen der Bauindustrie.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceSchüttorf, GermanyHQ checked Sep 16, 202651-20025 contacts →

Indirect evidence

“Ganz gleich für welche bauliche Anlage Sie ein sicheres Fundament benötigen – von Einfamilienhäusern über Industriebauten bis hin zu verkehrstechnischen Anlagen – unsere Erfahrung…”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceOsterhofen, GermanyHQ checked Sep 16, 202651-20021 contacts →

Indirect evidence

“Die Hagn Umwelttechnik GmbH ist ein innovatives und leistungsfähiges Unternehmen mit Sitz in Osterhofen, Bayern.”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceEssenbach, GermanyHQ checked Sep 16, 2026201-50020 contacts →

Indirect evidence

“Die Wadle Bauunternehmung GmbH mit Sitz in Essenbach/Altheim und Ihren rund 350 Mitarbeitern ist ein Tochterunternehmen von Swietelsky Österreich.”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceHeinsberg, GermanyHQ checked Sep 16, 202651-20020 contacts →

Indirect evidence

“As piling and drilling specialists, as well as producers of trench shoring systems, TWF sells and rents out a wide range of machinery, trench shoring, safety and system solutions…”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceDüsseldorf, GermanyHQ checked Sep 16, 202611-5014 contacts →

Indirect evidence

“40+ Mitarbeiter*innen, über 50 Jahre Erfahrung, 1 Bodenmechanisches Labor Als Experten für den Baugrund befassen wir uns seit fast 50 Jahren mit allen Aspekten der Geotechnik, des…”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceNürnberg, GermanyHQ checked Sep 16, 202651-20014 contacts →

Indirect evidence

“Seit über 60 Jahren steht BECO BERMÜLLER für Qualität und Innovation in der Bauwirtschaft.”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceKarlsruhe, GermanyHQ checked Sep 16, 202611-5012 contacts →

Indirect evidence

“Unser Leistungsspektrum umfasst alle Bereiche der Geotechnik, wie die Gründung von Wohn, Gewerbe und Industriebauten, die Sicherung von Baugruben und Böschungen sowie die…”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceHamburg, GermanyHQ checked Sep 16, 202611-5011 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceOttendorf-okrilla, GermanyHQ checked Sep 16, 202651-20011 contacts →

Indirect evidence

“Tiefbau.”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceLoxstedt, GermanyHQ checked Sep 16, 202611-5011 contacts →

Indirect evidence

“Kurt Fredrich Spezialtiefbau is a traditional special civil engineering company with over 50 years of experience.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceFloß, GermanyHQ checked Sep 16, 202651-20011 contacts →

Indirect evidence

“Wir sind Experten für Spezialtiefbau - hochbaufertig.”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceOffenbach Am Main, GermanyHQ checked Sep 16, 202611-5011 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceBösingen, GermanyHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

“Die IBS GmbH versteht sich als Full-Service-Anbieter bei der Betreuung von Infrastrukturprojekten in verschiedenen Gewerken.”

Source: RevenueBase Database · checked Sep 16, 2026
20Indirect evidenceJahrdorf, GermanyHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

“Wir stehen für jahrzehntelange Erfahrung in Bauindustrie, Spezialtiefbau, Geothermie, Brunnenbau und Steinbruch und vertreiben erstklassige Produkte führender Hersteller.”

Source: RevenueBase Database · checked Sep 16, 2026
21Indirect evidenceLangenfeld (rheinland), GermanyHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

“Mast Grundbau GmbH is a construction company based out of 3 Siemensstraße, Langenfeld (Rheinland), Germany.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceNorden, GermanyHQ checked Sep 16, 202651-20010 contacts →

Indirect evidence

“Fundierten Baugrundanalysen, Brunnenbau und Tiefgründung.”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceNeustadt An Der Weinstraße, GermanyHQ checked Sep 16, 202611-509 contacts →

Indirect evidence

“IBES Baugrundinstitut GmbH, Fritz-Voigt-Str.”

Source: RevenueBase Database · checked Sep 16, 2026
24Indirect evidenceIllertissen, GermanyHQ checked Sep 16, 202611-509 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceMainz, GermanyHQ checked Sep 16, 202611-509 contacts →

Indirect evidence

“Von der Baugrunderkundung bis zur fertigen Baugrube!”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 196 ground improvement contractors based in Germany

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Ground improvement contractors based in Germany at a glance

As of Sep 16, 2026
37.5%Verified-email coverage
10.8Average contacts per company
11-50Median size (employees)
4.6%Largest-city concentration · Berlin
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
86
11-50
60
51-200
29
201-500
6
501-1,000
2
1,001-5,000
2

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 196 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 ground improvement 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 “ground improvement 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 ground improvement 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 ground improvement 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, 791 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 16, 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 ground improvement 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 ground improvement contractors are there based in Germany?

RevenueBase identified 196 ground improvement 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?

Dywidag, headquartered in Unterschleissheim, tops this list with the largest team on record.

Which city has the most ground improvement contractors?

Berlin leads with 9 headquartered companies, followed by Hamburg (7) and Bebra (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 791 verified decision-maker contacts tracked across these 196 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 16, 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.