Company lists · Data refreshed September 2026
Top 25 Construction general contractors based in Germany
RevenueBase identified 592 construction general contractors headquartered in Germany as of September 2026 and tracks 2,598 professional contacts across them, including 799 with verified work emails. Berlin is the largest hub.
This list covers construction general 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.
The 25 largest construction general contractors based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 92 contacts → | ||||
Partial evidence “REINHOLD KELLER – YOUR ROLL-OUT PARTNER FOR YOUR DESIGN CONCEPT For over 150 years, REINHOLD KELLER Group has set the standard for exceptional interior construction on a global…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 88 contacts → | ||||
Indirect evidence “Die Richard Ditting GmbH & Co.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 70 contacts → | ||||
Partial evidence “Als erfahrener Generalunternehmer planen und bauen wir von Gustav Epple hochwertige, innovative und nachhaltige Gebäude.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 66 contacts → | ||||
Indirect evidence “WBRE ist eine bundesweit agierende Projekt- und Baumanagementgesellschaft und realisiert gemeinsam mit seinen Kunden und Projektpartnern anspruchsvolle Wohn- und Gewerbeimmobilien…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 51 contacts → | ||||
Indirect evidence “Nur wenig hat einen so umfassenden und langfristigen Einfluss auf unseren Planeten und unsere Gesellschaft wie die Bauwirtschaft; wie die Immobilien der Vergangenheit, der…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 51 contacts → | ||||
Indirect evidence “HW Ingenieure ist der Baumanagement Partner für die Realisierung anspruchsvoller Hochbauprojekte.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 49 contacts → | ||||
Partial evidence “Ob Flagshipstore oder Hotelkomplex: Als Generalist koordinieren wir die Prozesse und Projekte im raumbildenenden Innenausbau sowie in Einrichtungsvorhaben unterschiedlichster…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 38 contacts → | ||||
Indirect evidence “WPV denkt Projekt- und Baumanagement weiter.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 36 contacts → | ||||
Partial evidence “We specialize in comprehensive construction management and the planning, tendering, construction supervision, and monitoring of ambitious and contemporary projects for commercial…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 34 contacts → | ||||
Indirect evidence “Wir sind Baumanager, Wegbereiter und Umsetzer für Großbauprojekte.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 34 contacts → | ||||
Indirect evidence “Die Krämmel Unternehmensgruppe ist als dynamisches mittelständisches Unternehmen der Bauwirtschaft seit über 65 Jahren in den Bereichen Rohbau und Gewerbebau, Schlüsselfertiger…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 30 contacts → | ||||
Indirect evidence “Die Tank & Becker Bauunternehmung ist ein eigenständig geführtes Bauunternehmen mit Standorten in Hamburg und Berlin.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 26 contacts → | ||||
Partial evidence “ü „ ä –.“ Als Bielefelder Generalunternehmer sind wir überzeugt, dass gute Bauprojekte nicht nur funktionieren müssen, sondern einen Mehrwert hinterlassen sollten – für Menschen…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 26 contacts → | ||||
Indirect evidence “Bauunternehmer und Projektentwickler mit Sitz in Straelen und Düsseldorf.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 22 contacts → | ||||
Indirect evidence “Das Ganze im Blick.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 21 contacts → | ||||
Indirect evidence “Einfach gut gebaut – seit 1994.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 21 contacts → | ||||
Strong evidence “General Contractor for complete set of project owner tasks, across the entire inception, development and building process •Project preparation, Consulting •Crisis Management…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 18 contacts → | ||||
Indirect evidence “Die Karl Köhler GmbH ist ein technisch orientiertes, über die Region hinaus bekanntes Bauunternehmen mit der Kernkompetenz Beton.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 16 contacts → | ||||
Indirect evidence “Sie planen die Erweiterung eines Industriebaus?” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 16 contacts → | ||||
Indirect evidence “Unser Team aus Architekten, Bauingenieuren und Fachplanern kombiniert Umsetzungsstärke mit Kreativität, verknüpft Visionen mit Funktionalität und verbindet Wirtschaftlichkeit mit…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 15 contacts → | ||||
Partial evidence “We are AdlerSchreier, construction project managers through and through.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 15 contacts → | ||||
Partial evidence “Als Bauunternehmen aus Oldenburg stehen wir vom Team Döpker unseren Kunden seit 1965 als starker Partner bei vielfältigsten Bauvorhaben als Generalunternehmer zur Seite.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 15 contacts → | ||||
Indirect evidence “Wir kümmern uns um Planung, Baurecht, Bauleitung und Controlling bei gewerblichen, wohnwirtschaftlichen und industriellen Bauvorhaben.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 15 contacts → | ||||
Indirect evidence “Schmitz.Reichard GmbH is a project management and consulting company based out of 20 Bachstr, Aachen, North Rhine-Westphalia, Germany.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 14 contacts → | ||||
Partial evidence “Die RuM Project GmbH ist ein aufstrebender Generalunternehmer, der Leistungen im Bereich des komplexen Innenausbaus, Sanierung und Umgestaltung von Büroflächen durchführt.” Source: RevenueBase Database · checked Sep 16, 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: construction general contractors. 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 construction general contractors.
- Partial evidence
- Its own public description names part of construction general contractors, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name construction general contractors. 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 592 construction general contractors based in Germany
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Construction general contractors based in Germany at a glance
As of Sep 16, 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 592 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 construction general 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 “construction general 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 construction general 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 construction general 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, 799 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.
Construction general contractors by metro
- Construction general contractors in Berlin57
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 construction general 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 construction general contractors are there based in Germany?
RevenueBase identified 592 construction general 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?
Reinhold Keller Group, headquartered in Kleinheubach, tops this list with the largest team on record.
Which city has the most construction general contractors?
Berlin leads with 57 headquartered companies, followed by Hamburg (19) and Munchen (15).
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 799 verified decision-maker contacts tracked across these 592 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.
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