Company lists · Data refreshed November 2026
Top 25 Union construction contractors based in Germany
RevenueBase identified 877 company matches for union construction contractors associated with Germany as of November 2026 and tracks 3,681 professional contacts across them, including 1,012 with verified work emails. Berlin is the largest hub.
This list covers company matches for union construction contractors 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 November 6, 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.
The 25 largest union construction contractors based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 321 contacts → | ||||
Exact match “Eines der erfolgreichsten inhabergeführten Bauunternehmen des deutschen Mittelstands.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 270 contacts → | ||||
Exact match “KLEUSBERG Group is a Construction company located in Wisserhof, Wissen, Wissen, Germany.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 91 contacts → | ||||
Exact match “OBG: Der leistungsfähige Komplettanbieter für anspruchsvolle Bauvorhaben.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 76 contacts → | ||||
Exact match “Wir vereinen Tradition und frischen Esprit in einem modernen und wachstumsorientierten Unternehmen, und das entlang der gesamten Wertschöpfungskette.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 61 contacts → | ||||
Exact match “The Glass Group of Companies is a group of companies in the construction industry that is active in the fields of industrial and commercial construction, building construction…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 37 contacts → | ||||
Exact match “Die Krämmel Unternehmensgruppe ist als dynamisches mittelständisches Unternehmen der Bauwirtschaft seit über 65 Jahren in den Bereichen Rohbau und Gewerbebau, Schlüsselfertiger…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 34 contacts → | ||||
Exact match “ü „ ä –.“ Als Bielefelder Generalunternehmer sind wir überzeugt, dass gute Bauprojekte nicht nur funktionieren müssen, sondern einen Mehrwert hinterlassen sollten – für Menschen…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 32 contacts → | ||||
Exact match “Die Unternehmensgruppe Krieger + Schramm wurde 1992 in Dingelstädt, Thüringen gegründet.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 32 contacts → | ||||
Exact match “Die Tank & Becker Bauunternehmung ist ein eigenständig geführtes Bauunternehmen mit Standorten in Hamburg und Berlin.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 26 contacts → | ||||
Exact match “Bauunternehmer und Projektentwickler mit Sitz in Straelen und Düsseldorf.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 23 contacts → | ||||
Exact match “Das Ganze im Blick.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 21 contacts → | ||||
Exact match “Die RSB Rudolstädter Systembau GmbH ist ein mittelständisches Familienunternehmen im Bereich Industrie- und Gewerbebau.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 19 contacts → | ||||
Exact match “Erfahren.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 18 contacts → | ||||
Exact match “Die Karl Köhler GmbH ist ein technisch orientiertes, über die Region hinaus bekanntes Bauunternehmen mit der Kernkompetenz Beton.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 17 contacts → | ||||
Exact match “Als Bauunternehmen aus Oldenburg stehen wir vom Team Döpker unseren Kunden seit 1965 als starker Partner bei vielfältigsten Bauvorhaben als Generalunternehmer zur Seite.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 17 contacts → | ||||
Exact match “Philipp Kutsch GmbH is a construction company based out of, Industriestraße 12, Aldenhoven, Germany.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 17 contacts → | ||||
Exact match “Sie planen die Erweiterung eines Industriebaus?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 16 contacts → | ||||
Exact match “Bauen mit E.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 16 contacts → | ||||
Exact match “Die RuM Project GmbH ist ein aufstrebender Generalunternehmer, der Leistungen im Bereich des komplexen Innenausbaus, Sanierung und Umgestaltung von Büroflächen durchführt.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 16 contacts → | ||||
Exact match “Willkommen bei Budimex Bau GmbH - Ihrem verlässlichen Partner für herausragende Bauprojekte in Deutschland.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 15 contacts → | ||||
Exact match “Als großes mittelständisches Bauunternehmen realisieren wir innovative und nachhaltige Projekte des Industrie - und Gewerbebaus (schlüsselfertig, im Bestand, im laufenden Betrieb).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 14 contacts → | ||||
Exact match “Seit über 34 Jahren verstehen wir uns als verlässlicher Partner und setzen in allen Phasen des Bauens auf eine qualitativ hohe Planung und Ausführung.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 14 contacts → | ||||
Exact match “Die SCHULTHEISS Hoch- und Tiefbau GmbH ist eine hundertprozentige Tochtergesellschaft der SCHULTHEISS Wohnbau AG und führt sämtliche Rohbauaufträge für diese aus.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 13 contacts → | ||||
Exact match “exceeding expectations – systeambau übertrifft Ihre Erwartungen.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 13 contacts → | ||||
Exact match “Seit 1905 sind wir für gewerbliche und private Bauherren in Heilbronn und Umgebung der führende Partner für die sichere Planung und Umsetzung von Bauvorhaben – mit höchster…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “union construction contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 877 union construction contractors based in Germany
See the full list, filter by size, metro and specialty, and access 1,012 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Union construction contractors based in Germany at a glance
As of Nov 6, 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 877 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 “union construction contractors” 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 1,012 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 November 6, 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.
Union construction contractors by metro
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 “union construction contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many union construction contractors are there based in Germany?
RevenueBase identified 877 company matches for union construction contractors associated with Germany as of November 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?
Zech BAU tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most union construction contractors?
Berlin leads with 53 company records, followed by Munich (15) and Hamburg (14).
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 1,012 professional contacts with verified work emails tracked across these 877 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 November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 877 union construction contractors based in Germany. Start with a free account, no credit card.
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Union construction contractors by geography
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- Union construction contractors based in Toronto, Canada
- Union construction contractors based in Vancouver, Canada
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Union construction contractors based in Sydney, Australia
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- Union construction contractors based in Sao Paulo, Brazil
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Company intelligence · public preview
Top 25 union construction contractors based in Germany
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 877 matching company records for union construction contractors based in Germany, with 3,681 tracked contacts and 1,012 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 union construction contractors based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Zech BAUzechbau.deHQ: Bremen, GermanyReported employees: 5,001-10,000 | Bremen, Germany | 5,001-10,000 | Exact match | 321 contacts → |
“Eines der erfolgreichsten inhabergeführten Bauunternehmen des deutschen Mittelstands.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Kleusberg Gruppekleusberg.deHQ: Wissen, GermanyReported employees: 1,001-5,000 | Wissen, Germany | 1,001-5,000 | Exact match | 270 contacts → |
“KLEUSBERG Group is a Construction company located in Wisserhof, Wissen, Wissen, Germany.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  OBG Gruppeobg-gruppe.deHQ: Ottweiler, GermanyReported employees: 501-1,000 | Ottweiler, Germany | 501-1,000 | Exact match | 91 contacts → |
“OBG: Der leistungsfähige Komplettanbieter für anspruchsvolle Bauvorhaben.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Mauss BAUmauss-bau.deHQ: Erlangen, GermanyReported employees: 501-1,000 | Erlangen, Germany | 501-1,000 | Exact match | 76 contacts → |
“Wir vereinen Tradition und frischen Esprit in einem modernen und wachstumsorientierten Unternehmen, und das entlang der gesamten Wertschöpfungskette.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Glass Gmbh Bauunternehmungglass-bau.deHQ: Mindelheim, GermanyReported employees: 501-1,000 | Mindelheim, Germany | 501-1,000 | Exact match | 61 contacts → |
“The Glass Group of Companies is a group of companies in the construction industry that is active in the fields of industrial and commercial construction, building construction…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Krämmel Unternehmensgruppekraemmel.deHQ: Wolfratshausen, GermanyReported employees: 201-500 | Wolfratshausen, Germany | 201-500 | Exact match | 37 contacts → |
“Die Krämmel Unternehmensgruppe ist als dynamisches mittelständisches Unternehmen der Bauwirtschaft seit über 65 Jahren in den Bereichen Rohbau und Gewerbebau, Schlüsselfertiger…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Gewerkge-werk.comHQ: Bielefeld, GermanyReported employees: 51-200 | Bielefeld, Germany | 51-200 | Exact match | 34 contacts → |
“ü „ ä –.“ Als Bielefelder Generalunternehmer sind wir überzeugt, dass gute Bauprojekte nicht nur funktionieren müssen, sondern einen Mehrwert hinterlassen sollten – für Menschen…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Krieger Schrammkrieger-schramm.deHQ: Dingelstädt, GermanyReported employees: 51-200 | Dingelstädt, Germany | 51-200 | Exact match | 32 contacts → |
“Die Unternehmensgruppe Krieger + Schramm wurde 1992 in Dingelstädt, Thüringen gegründet.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Bauunternehmung Tank & Beckertank-becker.deHQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 32 contacts → |
“Die Tank & Becker Bauunternehmung ist ein eigenständig geführtes Bauunternehmen mit Standorten in Hamburg und Berlin.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Tecklenburg Gmbhtecklenburg-bau.deHQ: Straelen, GermanyReported employees: 51-200 | Straelen, Germany | 51-200 | Exact match | 26 contacts → |
“Bauunternehmer und Projektentwickler mit Sitz in Straelen und Düsseldorf.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Domoplan Baugesellschaft MBHdomoplan.netHQ: Castrop-rauxel, GermanyReported employees: 51-200 | Castrop-rauxel, Germany | 51-200 | Exact match | 23 contacts → |
“Das Ganze im Blick.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  RSB Rudolstädter Systembau Gmbhrsb-rudolstadt.deHQ: Rudolstadt, GermanyReported employees: 51-200 | Rudolstadt, Germany | 51-200 | Exact match | 21 contacts → |
“Die RSB Rudolstädter Systembau GmbH ist ein mittelständisches Familienunternehmen im Bereich Industrie- und Gewerbebau.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Verfuß Gmbh Bauunternehmenverfuss.deHQ: Hemer, GermanyReported employees: 51-200 | Hemer, Germany | 51-200 | Exact match | 19 contacts → |
“Erfahren.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Karl Köhler Gmbhkarl-koehler.deHQ: Besigheim, GermanyReported employees: 51-200 | Besigheim, Germany | 51-200 | Exact match | 18 contacts → |
“Die Karl Köhler GmbH ist ein technisch orientiertes, über die Region hinaus bekanntes Bauunternehmen mit der Kernkompetenz Beton.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Alfred Döpker Gmbh & Co. KG Bauunternehmenteam-doepker.deHQ: Oldenburg (oldb.), GermanyReported employees: 51-200 | Oldenburg (oldb.), Germany | 51-200 | Exact match | 17 contacts → |
“Als Bauunternehmen aus Oldenburg stehen wir vom Team Döpker unseren Kunden seit 1965 als starker Partner bei vielfältigsten Bauvorhaben als Generalunternehmer zur Seite.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Philipp Kutsch Gmbhphilippkutsch.deHQ: Aldenhoven, GermanyReported employees: 51-200 | Aldenhoven, Germany | 51-200 | Exact match | 17 contacts → |
“Philipp Kutsch GmbH is a construction company based out of, Industriestraße 12, Aldenhoven, Germany.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Hetzel Sponheuerhetzelsponheuer.deHQ: Essen, GermanyReported employees: 51-200 | Essen, Germany | 51-200 | Exact match | 17 contacts → |
“Sie planen die Erweiterung eines Industriebaus?” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Dipl.-Ing.Emil Hönninger Gmbh&co KG Bauunternehmunghoenninger.deHQ: Kirchseeon, GermanyReported employees: 51-200 | Kirchseeon, Germany | 51-200 | Exact match | 16 contacts → |
“Bauen mit E.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  RUM Project Gmbhrumproject.deHQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 16 contacts → |
“Die RuM Project GmbH ist ein aufstrebender Generalunternehmer, der Leistungen im Bereich des komplexen Innenausbaus, Sanierung und Umgestaltung von Büroflächen durchführt.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Budimex BAU Gmbhbudimex-bau.deHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 16 contacts → |
“Willkommen bei Budimex Bau GmbH - Ihrem verlässlichen Partner für herausragende Bauprojekte in Deutschland.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Fenne Baugesellschaft MBHfenne-bau.deHQ: Gladbeck, GermanyReported employees: 51-200 | Gladbeck, Germany | 51-200 | Exact match | 15 contacts → |
“Als großes mittelständisches Bauunternehmen realisieren wir innovative und nachhaltige Projekte des Industrie - und Gewerbebaus (schlüsselfertig, im Bestand, im laufenden Betrieb).” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Stahl Verbundbau Gmbhstahlverbundbau.deHQ: Dreieich, GermanyReported employees: 51-200 | Dreieich, Germany | 51-200 | Exact match | 14 contacts → |
“Seit über 34 Jahren verstehen wir uns als verlässlicher Partner und setzen in allen Phasen des Bauens auf eine qualitativ hohe Planung und Ausführung.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Schultheiss Hoch- UND Tiefbau Gmbhschultheiss-hoch-tiefbau.deHQ: Fürth, GermanyReported employees: 51-200 | Fürth, Germany | 51-200 | Exact match | 14 contacts → |
“Die SCHULTHEISS Hoch- und Tiefbau GmbH ist eine hundertprozentige Tochtergesellschaft der SCHULTHEISS Wohnbau AG und führt sämtliche Rohbauaufträge für diese aus.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Systeambausysteambau.deHQ: Hilpoltstein, GermanyReported employees: 11-50 | Hilpoltstein, Germany | 11-50 | Exact match | 13 contacts → |
“exceeding expectations – systeambau übertrifft Ihre Erwartungen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Bauunternehmung Böpple Gmbhboepplebau.deHQ: Heilbronn, GermanyReported employees: 51-200 | Heilbronn, Germany | 51-200 | Exact match | 13 contacts → |
“Seit 1905 sind wir für gewerbliche und private Bauherren in Heilbronn und Umgebung der führende Partner für die sichere Planung und Umsetzung von Bauvorhaben – mit höchster…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 877 company matches
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Union construction contractors: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
717 records in the displayed employee bands.
160 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 877 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Union construction contractors by metro
Questions about this company list
What does Exact match mean for union construction contractors?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many union construction contractors did RevenueBase find based in Germany?
The saved snapshot records 877 matching company records, 3,681 tracked contacts and 1,012 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Union construction contractors by geography
- Union construction contractors based in Sydney, Australia
- Union construction contractors based in Belo Horizonte, Brazil
- Union construction contractors based in Sao Paulo, Brazil
- Union construction contractors based in Calgary, Canada
- Union construction contractors based in Edmonton, Canada
- Union construction contractors based in Laval, Canada
- Union construction contractors based in Mississauga, Canada
- Union construction contractors based in Montreal, Canada
- Union construction contractors based in Ottawa, Canada
- Union construction contractors based in Quebec, Canada
- Union construction contractors based in Toronto, Canada
- Union construction contractors based in Vancouver, Canada
Cite this list
RevenueBase Data Team. Top 25 union construction contractors based in Germany. Snapshot: November 6, 2026. https://revenuebase.ai/companies/union-construction-contractors/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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Company intelligence · public preview
Top 25 union construction contractors based in Germany
RevenueBase records 877 matching company records for union construction contractors based in Germany, with 3,681 tracked contacts and 1,012 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 union construction contractors based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Zech BAUzechbau.de HQ: Bremen, GermanyReported employees: 5,001-10,000 | Bremen, Germany | 5,001-10,000 | Exact match | 321 contacts → |
“Eines der erfolgreichsten inhabergeführten Bauunternehmen des deutschen Mittelstands.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Kleusberg Gruppekleusberg.de HQ: Wissen, GermanyReported employees: 1,001-5,000 | Wissen, Germany | 1,001-5,000 | Exact match | 270 contacts → |
“KLEUSBERG Group is a Construction company located in Wisserhof, Wissen, Wissen, Germany.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | OBG Gruppeobg-gruppe.de HQ: Ottweiler, GermanyReported employees: 501-1,000 | Ottweiler, Germany | 501-1,000 | Exact match | 91 contacts → |
“OBG: Der leistungsfähige Komplettanbieter für anspruchsvolle Bauvorhaben.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Mauss BAUmauss-bau.de HQ: Erlangen, GermanyReported employees: 501-1,000 | Erlangen, Germany | 501-1,000 | Exact match | 76 contacts → |
“Wir vereinen Tradition und frischen Esprit in einem modernen und wachstumsorientierten Unternehmen, und das entlang der gesamten Wertschöpfungskette.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Glass Gmbh Bauunternehmungglass-bau.de HQ: Mindelheim, GermanyReported employees: 501-1,000 | Mindelheim, Germany | 501-1,000 | Exact match | 61 contacts → |
“The Glass Group of Companies is a group of companies in the construction industry that is active in the fields of industrial and commercial construction, building construction…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Krämmel Unternehmensgruppekraemmel.de HQ: Wolfratshausen, GermanyReported employees: 201-500 | Wolfratshausen, Germany | 201-500 | Exact match | 37 contacts → |
“Die Krämmel Unternehmensgruppe ist als dynamisches mittelständisches Unternehmen der Bauwirtschaft seit über 65 Jahren in den Bereichen Rohbau und Gewerbebau, Schlüsselfertiger…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Gewerkge-werk.com HQ: Bielefeld, GermanyReported employees: 51-200 | Bielefeld, Germany | 51-200 | Exact match | 34 contacts → |
“ü „ ä –.“ Als Bielefelder Generalunternehmer sind wir überzeugt, dass gute Bauprojekte nicht nur funktionieren müssen, sondern einen Mehrwert hinterlassen sollten – für Menschen…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Krieger Schrammkrieger-schramm.de HQ: Dingelstädt, GermanyReported employees: 51-200 | Dingelstädt, Germany | 51-200 | Exact match | 32 contacts → |
“Die Unternehmensgruppe Krieger + Schramm wurde 1992 in Dingelstädt, Thüringen gegründet.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Bauunternehmung Tank & Beckertank-becker.de HQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 32 contacts → |
“Die Tank & Becker Bauunternehmung ist ein eigenständig geführtes Bauunternehmen mit Standorten in Hamburg und Berlin.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Tecklenburg Gmbhtecklenburg-bau.de HQ: Straelen, GermanyReported employees: 51-200 | Straelen, Germany | 51-200 | Exact match | 26 contacts → |
“Bauunternehmer und Projektentwickler mit Sitz in Straelen und Düsseldorf.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Domoplan Baugesellschaft MBHdomoplan.net HQ: Castrop-rauxel, GermanyReported employees: 51-200 | Castrop-rauxel, Germany | 51-200 | Exact match | 23 contacts → |
“Das Ganze im Blick.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | RSB Rudolstädter Systembau Gmbhrsb-rudolstadt.de HQ: Rudolstadt, GermanyReported employees: 51-200 | Rudolstadt, Germany | 51-200 | Exact match | 21 contacts → |
“Die RSB Rudolstädter Systembau GmbH ist ein mittelständisches Familienunternehmen im Bereich Industrie- und Gewerbebau.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Verfuß Gmbh Bauunternehmenverfuss.de HQ: Hemer, GermanyReported employees: 51-200 | Hemer, Germany | 51-200 | Exact match | 19 contacts → |
“Erfahren.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Karl Köhler Gmbhkarl-koehler.de HQ: Besigheim, GermanyReported employees: 51-200 | Besigheim, Germany | 51-200 | Exact match | 18 contacts → |
“Die Karl Köhler GmbH ist ein technisch orientiertes, über die Region hinaus bekanntes Bauunternehmen mit der Kernkompetenz Beton.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Alfred Döpker Gmbh & Co. KG Bauunternehmenteam-doepker.de HQ: Oldenburg (oldb.), GermanyReported employees: 51-200 | Oldenburg (oldb.), Germany | 51-200 | Exact match | 17 contacts → |
“Als Bauunternehmen aus Oldenburg stehen wir vom Team Döpker unseren Kunden seit 1965 als starker Partner bei vielfältigsten Bauvorhaben als Generalunternehmer zur Seite.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Philipp Kutsch Gmbhphilippkutsch.de HQ: Aldenhoven, GermanyReported employees: 51-200 | Aldenhoven, Germany | 51-200 | Exact match | 17 contacts → |
“Philipp Kutsch GmbH is a construction company based out of, Industriestraße 12, Aldenhoven, Germany.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Hetzel Sponheuerhetzelsponheuer.de HQ: Essen, GermanyReported employees: 51-200 | Essen, Germany | 51-200 | Exact match | 17 contacts → |
“Sie planen die Erweiterung eines Industriebaus?” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Dipl.-Ing.Emil Hönninger Gmbh&co KG Bauunternehmunghoenninger.de HQ: Kirchseeon, GermanyReported employees: 51-200 | Kirchseeon, Germany | 51-200 | Exact match | 16 contacts → |
“Bauen mit E.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | RUM Project Gmbhrumproject.de HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 16 contacts → |
“Die RuM Project GmbH ist ein aufstrebender Generalunternehmer, der Leistungen im Bereich des komplexen Innenausbaus, Sanierung und Umgestaltung von Büroflächen durchführt.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Budimex BAU Gmbhbudimex-bau.de HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 16 contacts → |
“Willkommen bei Budimex Bau GmbH - Ihrem verlässlichen Partner für herausragende Bauprojekte in Deutschland.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Fenne Baugesellschaft MBHfenne-bau.de HQ: Gladbeck, GermanyReported employees: 51-200 | Gladbeck, Germany | 51-200 | Exact match | 15 contacts → |
“Als großes mittelständisches Bauunternehmen realisieren wir innovative und nachhaltige Projekte des Industrie - und Gewerbebaus (schlüsselfertig, im Bestand, im laufenden Betrieb).” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Stahl Verbundbau Gmbhstahlverbundbau.de HQ: Dreieich, GermanyReported employees: 51-200 | Dreieich, Germany | 51-200 | Exact match | 14 contacts → |
“Seit über 34 Jahren verstehen wir uns als verlässlicher Partner und setzen in allen Phasen des Bauens auf eine qualitativ hohe Planung und Ausführung.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Schultheiss Hoch- UND Tiefbau Gmbhschultheiss-hoch-tiefbau.de HQ: Fürth, GermanyReported employees: 51-200 | Fürth, Germany | 51-200 | Exact match | 14 contacts → |
“Die SCHULTHEISS Hoch- und Tiefbau GmbH ist eine hundertprozentige Tochtergesellschaft der SCHULTHEISS Wohnbau AG und führt sämtliche Rohbauaufträge für diese aus.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Systeambausysteambau.de HQ: Hilpoltstein, GermanyReported employees: 11-50 | Hilpoltstein, Germany | 11-50 | Exact match | 13 contacts → |
“exceeding expectations – systeambau übertrifft Ihre Erwartungen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Bauunternehmung Böpple Gmbhboepplebau.de HQ: Heilbronn, GermanyReported employees: 51-200 | Heilbronn, Germany | 51-200 | Exact match | 13 contacts → |
“Seit 1905 sind wir für gewerbliche und private Bauherren in Heilbronn und Umgebung der führende Partner für die sichere Planung und Umsetzung von Bauvorhaben – mit höchster…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 877 company matches
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Union construction contractors: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
717 records in the displayed employee bands.
160 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 877 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Union construction contractors by metro
Questions about this company list
What does Exact match mean for union construction contractors?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many union construction contractors did RevenueBase find based in Germany?
The saved snapshot records 877 matching company records, 3,681 tracked contacts and 1,012 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 union construction contractors based in Germany. Snapshot: November 6, 2026. https://revenuebase.ai/companies/union-construction-contractors/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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