Company lists · Data refreshed October 2026

Top 25 Construction site investigation firms based in Germany

RevenueBase identified 358 company matches for construction site investigation firms associated with Germany as of October 2026 and tracks 1,546 professional contacts across them, including 502 with verified work emails. Munich is the largest hub.

This list covers company matches for construction site investigation firms 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 October 10, 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 Oct 10, 2026 How this list was built
358Companies
1,546Contacts tracked
502Verified emails
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The 25 largest construction site investigation firms based in Germany

Ranked by team size
Top 25 of 358 company matches for construction site investigation firms based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchWitten, GermanyHQ recorded Oct 10, 2026201-500117 contacts →

Exact match

“Dr.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2Exact matchHanover, GermanyHQ recorded Oct 10, 2026201-50090 contacts →

Exact match

“Mit unseren zahlreichen Standorten und Niederlassungen bundesweit bieten wir unseren Kunden alle Leistungen von der Flächenerkundung über Planung und Überwachung von…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3Exact matchEttlingen, GermanyHQ recorded Oct 10, 202651-20045 contacts →

Exact match

“Sicherheit für Ihre Bauvorhaben – vom ersten Gutachten bis zur messtechnischen Überwachung.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4Exact matchHamburg, GermanyHQ recorded Oct 10, 202651-20039 contacts →

Exact match

“Wir sind IGB!”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5Exact matchMunich, GermanyHQ recorded Oct 10, 202611-5035 contacts →

Exact match

“Wir, Boley Geotechnik GmbH, sind ein mittelständisches Unternehmen mit insgesamt rund 50 Mitarbeitern an unserem Standort in München.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6Exact matchBerlin, GermanyHQ recorded Oct 10, 202651-20034 contacts →

Exact match

“The core competencies of the GuD Group of companies comprise the applied geosciences, geotechnics, dynamics and environmental engineering.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7Exact matchMunich, GermanyHQ recorded Oct 10, 202611-5021 contacts →

Exact match

“Ingenieurbüro Schiessl Gehlen Sodeikat GmbH is a engineering consultancy based out of 370 Landsberger Str, Munich, Germany.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8Exact matchSchkeuditz, GermanyHQ recorded Oct 10, 202651-20020 contacts →

Exact match

“BUCHHOLZ + PARTNER ist ein Gutachter- und Sachverständigenbüro mit den Tätigkeitsschwerpunkten Ingenieurgeologie, Baugrunderkundung und Geotechnik sowie Umweltplanung und…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9Exact matchBonn, GermanyHQ recorded Oct 10, 202651-20018 contacts →

Exact match

“Die KÜHN Geoconsulting® GmbH ist ein unabhängiges Gutachterbüro, das seit mehr als 50 Jahren in den Bereichen Baugrundberatung und Altlastensanierung tätig ist.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10Exact matchStuttgart, GermanyHQ recorded Oct 10, 202611-5018 contacts →

Exact match

“Wir sind ein unabhängiges Beratungs-Unternehmen für Geotechnik, Hydrogeologie und Umwelttechnik und beraten seit über 40 Jahren erfolgreich in allen Fragen zu Baugrund…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11Exact matchBraunschweig, GermanyHQ recorded Oct 10, 202611-5018 contacts →

Exact match

“Die GEO-LOG Ingenieurgesellschaft ist ein regional verbundenes, unabhängiges Ingenieur- und Beratungsunternehmen.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12Exact matchBerlin, GermanyHQ recorded Oct 10, 202651-20016 contacts →

Exact match

“Tradition und Kompetenz seit mehr als 80 Jahren Herr Professor Dr.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13Exact matchWestheim, GermanyHQ recorded Oct 10, 202611-5016 contacts →

Exact match

“AQUASOIL Ingenieure & Geologen GmbH excels in groundwater and surface water modelling, geotechnics, contaminated sites, water mangement, hydrogeology, hydrology, soil and…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14Exact matchMünster, GermanyHQ recorded Oct 10, 202651-20016 contacts →

Exact match

“Unternehmensporträt Die Roxeler Ingenieurgesellschaft wurde im Jahre 1968 gegründet.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15Exact matchDüsseldorf, GermanyHQ recorded Oct 10, 202611-5015 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16Exact matchOsnabrück, GermanyHQ recorded Oct 10, 20261-1015 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17Exact matchArnstorf, GermanyHQ recorded Oct 10, 202651-20015 contacts →

Exact match

“Die GiB wurde Ende 2009 als unabhängiges Ingenieur-Unternehmen gegründet.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18Exact matchBraunschweig, GermanyHQ recorded Oct 10, 202651-20014 contacts →

Exact match

“GGU Gesellschaft für Grundbau und Umwelttechnik GmbH ist ein spezialisiertes Ingenieurbüro mit Standorten in Braunschweig, Magdeburg, Öhringen und Schwerin.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19Exact matchKitzingen, GermanyHQ recorded Oct 10, 202611-5013 contacts →

Exact match

“PeTerra - Gesellschaft für Altlastenmanagement, Umwelt- und Geotechnik mbH ist ein Ingenieurbüro mit den Schwerpunkten Umwelt, Wasser, Geotechnik, Baugrund und Kampfmittel mit…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20Exact matchHanover, GermanyHQ recorded Oct 10, 2026201-50013 contacts →

Exact match

“Wir haben gute Gründe – und das seit mehr als 33 Jahren Wir von der GTU geben Ihnen gerne gute Gründe mit uns zusammen zu arbeiten.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21Exact matchHamburg, GermanyHQ recorded Oct 10, 202611-5012 contacts →

Exact match

“Die Grundbauingenieure Steinfeld und Partner Beratende Ingenieure mbB ist ein seit über 60 Jahren inhabergeführtes Ingenieurbüro, welches sich auf die Arbeitsschwerpunkte…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22Exact matchTrier, GermanyHQ recorded Oct 10, 202651-20012 contacts →

Exact match

“YOUR PERSONAL EXPERTS – HÖCHSTE QUALITÄT AUF SOLIDEM FUNDAMENT Erfolg und Renommee der THEES+PARTNER Beratende Ingenieure PartGmbB gründen auf einem soliden Fundament: Vor mehr…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23Exact matchPotsdam, GermanyHQ recorded Oct 10, 202611-5012 contacts →

Exact match

“Die Maul + Partner Baugrund-Ingenieurbüro GmbH wurde im Jahr 1990 gegründet und erbringt seit über 30 Jahren unabhängig und mit Erfolg geotechnische, hydrotechnische und…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
24Exact matchHanover, GermanyHQ recorded Oct 10, 202651-20011 contacts →

Exact match

“Prof.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25Exact matchHamburg, GermanyHQ recorded Oct 10, 202611-5011 contacts →

Exact match

“Die BBI Ingenieur-Gesellschaft ist ein seit 1991 erfolgreich auf dem Gebiet der Geo- und Umwelttechnik etabliertes Ingenieurbüro.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase

Showing 25 of 358 construction site investigation firms based in Germany

See the full list, filter by size, metro and specialty, and access 502 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Construction site investigation firms based in Germany at a glance

As of Oct 10, 2026
32.5%Verified-email coverage
4.3Average contacts per company
1-10Median size (employees)
3.9%Largest-city concentration · Munich
Oct 10, 2026Page data refreshed

Companies by employee count

1-10
203
11-50
112
51-200
23
201-500
5

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 358 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 “construction site investigation firms” 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 502 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 October 10, 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.

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 “construction site investigation firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many construction site investigation firms are there based in Germany?

RevenueBase identified 358 company matches for construction site investigation firms associated with Germany as of October 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?

Dr. Spang Ingenieurgesellschaft tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most construction site investigation firms?

Munich leads with 14 company records, followed by Berlin (13) and Hamburg (12).

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 502 professional contacts with verified work emails tracked across these 358 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 October 10, 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.