Company lists · Data refreshed November 2026
Top 25 Oil and gas wastewater contractors based in Germany
RevenueBase identified 124 company matches for oil and gas wastewater contractors associated with Germany as of November 2026 and tracks 1,879 professional contacts across them, including 645 with verified work emails. Berlin is the largest hub.
This list covers company matches for oil and gas wastewater 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 4, 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 oil and gas wastewater contractors based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 267 contacts → | ||||
Exact match “Optimierung.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 2 | 172 contacts → | ||||
Exact match “An der Quelle zum Erfolg: Der OOWV als Arbeitgeber.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 3 | 147 contacts → | ||||
Exact match “Passavant has always been a name synonymous with excellence of execution through innovation.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 4 | 72 contacts → | ||||
Exact match “HST Systemtechnik is a provider for products, systems and solutions for the water and wastewater market worldwide since 1985, with more than project references.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 5 | 59 contacts → | ||||
Exact match “GI AQUA TECH provides innovative wastewater treatment solutions, committed to a sustainable future for people and planet.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 6 | 43 contacts → | ||||
Exact match “INWATEC was founded in and has since established itself as a leading player in water treatment in Germany and Europe.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 7 | 36 contacts → | ||||
Exact match “Water Treatment’s product portfolio covers a range of water and waste water treatment processes with a focus on headworks, mechanical treatment and biological solutions deployed…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 8 | 28 contacts → | ||||
Exact match “Success story - tradition becomes innovation MKR Metzger can look back on three successful decades.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 9 | 21 contacts → | ||||
Exact match “ALMAWATECH – Anlagenbau & Prozesslösungen für industrielle Wassertechnik Die ALMAWATECH GmbH ist ein familiengeführtes Unternehmen mit langer Tradition in der industriellen…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 10 | 19 contacts → | ||||
Exact match “Die EWE WASSER GmbH mit Hauptsitz in Cuxhaven gehört über eine Mehrheitsbeteiligung der EWE-Tochter swb zum EWE-Konzern.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 11 | 17 contacts → | ||||
Exact match “Wir, die KSR-Gruppe, entsorgen Abfälle und Reststoffe nicht nur fachgerecht, sondern haben es uns zur Aufgabe gemacht, sie soweit wie möglich wieder zu verwerten.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 12 | 13 contacts → | ||||
Exact match “cobos Fluid Service ist ein industrieller Dienstleister, der auf Basis von Betreibermodellen industrielle Abwässer, Emulsionen und Spülwässer direkt auf dem Kundengelände…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 13 | 12 contacts → | ||||
Exact match “Wir, die Wasserverband Lausitz Betriebsführungs GmbH (WAL-Betrieb) sind gefragter Partner für nachhaltige Wasserwirtschaft.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 14 | 10 contacts → | ||||
Exact match “up2e!” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 15 | 10 contacts → | ||||
Exact match “Zuverlässige wegweisende Technik Seit 25 Jahren sind wir zuverlässiger Partner der Kommunen, Zweckverbände und Industrie wenn es um wirtschaftliche Lösungen in der Wasser- und…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 16 | 9 contacts → | ||||
Exact match “Seit über 15 Jahren setzen unsere Systeme Maßstäbe bei der Schonung dieser natürlicher Ressource.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 17 | 9 contacts → | ||||
Exact match “Seit über 30 Jahren sind wir zuverlässiger Partner der Kläranlagen für die mobile Schlammentwässerung.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 18 | 9 contacts → | ||||
Exact match “TRITON WATER® AG, founded in Hamburg in 1851, offers customized solutions especially for industrial water and waste water treatment for the Food & Beverage, Oil & Gas and Energy…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 19 | 8 contacts → | ||||
Exact match “Die aqua plus Wasser- und Recyclingsysteme GmbH mit Sitz in Böbingen an der Rems (Deutschland) ist ein dynamisches, innovatives Unternehmen im Bereich industriellen Wasser- und…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 20 | 8 contacts → | ||||
Exact match “Die Mayer Kanalmanagement GmbH ist Ihr zuverlässiger Partner für alle Belange der Abwasserwirtschaft in Berlin, Brandenburg, Hamburg und den umliegenden Bundesländern.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 21 | 8 contacts → | ||||
Exact match “Die patentierte enviplan® Mikroflotation hat die herkömmliche DAF (Dissolved Air Flotation) in vielen industriellen und kommunalen Abwasseranwendungen durch unübertroffene…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 22 | 7 contacts → | ||||
Exact match “We make industrial water treatment more efficient, more sustainable and more reliable.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 23 | 7 contacts → | ||||
Exact match “Wir sind die Stadtentwässerung Hildesheim AöR.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 24 | 6 contacts → | ||||
Exact match “AWS GmbH – Ihr Partner für Wasser- und Abwassermanagement Als Spezialist für industrielles und kommunales Wasser- und Abwassermanagement übernehmen wir die langfristige…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 25 | 6 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 4, 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 “oil and gas wastewater 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 124 oil and gas wastewater contractors based in Germany
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Oil and gas wastewater contractors based in Germany at a glance
As of Nov 4, 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 124 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 “oil and gas wastewater 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 645 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 4, 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 “oil and gas wastewater contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many oil and gas wastewater contractors are there based in Germany?
RevenueBase identified 124 company matches for oil and gas wastewater 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?
WTE Wassertechnik Gmbh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most oil and gas wastewater contractors?
Berlin leads with 4 company records, followed by Essen (3) and Bayreuth (2).
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 645 professional contacts with verified work emails tracked across these 124 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 4, 2026.
Ready to reach these companies? Verified emails and direct dials for all 124 oil and gas wastewater contractors based in Germany. Start with a free account, no credit card.
Download this list →Related lists
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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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Oil and gas wastewater contractors based in Calgary, Canada
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Company intelligence · public preview
Top 25 oil and gas wastewater 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 124 matching company records for oil and gas wastewater contractors based in Germany, with 1,879 tracked contacts and 645 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 4, 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 oil and gas wastewater 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 |  WTE Wassertechnik Gmbhwte.deHQ: E, GermanyReported employees: 501-1,000 | E, Germany | 501-1,000 | Exact match | 267 contacts → |
“Optimierung.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Oldenburgisch-Ostfriesischer Wasserverband Oowvkarriere.oowv.de HQ: Brake, GermanyReported employees: 501-1,000 | Brake, Germany | 501-1,000 | Exact match | 172 contacts → |
“An der Quelle zum Erfolg: Der OOWV als Arbeitgeber.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Passavant Energy & Environmentpassavant-ee.com HQ: Frankfurt, GermanyReported employees: 51-200 | Frankfurt, Germany | 51-200 | Exact match | 147 contacts → |
“Passavant has always been a name synonymous with excellence of execution through innovation.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Meschede, GermanyReported employees: 201-500 | Meschede, Germany | 201-500 | Exact match | 72 contacts → |
“HST Systemtechnik is a provider for products, systems and solutions for the water and wastewater market worldwide since 1985, with more than project references.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  GI Aqua Techgiaquatech.deHQ: Groß-gerau, GermanyReported employees: 51-200 | Groß-gerau, Germany | 51-200 | Exact match | 59 contacts → |
“GI AQUA TECH provides innovative wastewater treatment solutions, committed to a sustainable future for people and planet.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Inwatec Gmbh & Co. KGinwatec.comHQ: Bergheim, GermanyReported employees: 51-200 | Bergheim, Germany | 51-200 | Exact match | 43 contacts → |
“INWATEC was founded in and has since established itself as a leading player in water treatment in Germany and Europe.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Water Treatment Systemspassavant-geiger.comHQ: Kettenbach, GermanyReported employees: 201-500 | Kettenbach, Germany | 201-500 | Exact match | 36 contacts → |
“Water Treatment’s product portfolio covers a range of water and waste water treatment processes with a focus on headworks, mechanical treatment and biological solutions deployed…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  MKR Metzger Gmbhmkr-metzger.deHQ: Monheim, GermanyReported employees: 51-200 | Monheim, Germany | 51-200 | Exact match | 28 contacts → |
“Success story - tradition becomes innovation MKR Metzger can look back on three successful decades.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Almawatechalmawatech.comHQ: Babenhausen, GermanyReported employees: 51-200 | Babenhausen, Germany | 51-200 | Exact match | 21 contacts → |
“ALMAWATECH – Anlagenbau & Prozesslösungen für industrielle Wassertechnik Die ALMAWATECH GmbH ist ein familiengeführtes Unternehmen mit langer Tradition in der industriellen…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | EWE Wasser Gmbhewe-wasser.de HQ: Cuxhaven, GermanyReported employees: 11-50 | Cuxhaven, Germany | 11-50 | Exact match | 19 contacts → |
“Die EWE WASSER GmbH mit Hauptsitz in Cuxhaven gehört über eine Mehrheitsbeteiligung der EWE-Tochter swb zum EWE-Konzern.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Ks-Recycling Gmbh & Co. KGks-recycling.de HQ: Sonsbeck, GermanyReported employees: 51-200 | Sonsbeck, Germany | 51-200 | Exact match | 17 contacts → |
“Wir, die KSR-Gruppe, entsorgen Abfälle und Reststoffe nicht nur fachgerecht, sondern haben es uns zur Aufgabe gemacht, sie soweit wie möglich wieder zu verwerten.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Cobos Fluid Service Gmbhcobos-fs.de HQ: Munich, GermanyReported employees: 11-50 | Munich, Germany | 11-50 | Exact match | 13 contacts → |
“cobos Fluid Service ist ein industrieller Dienstleister, der auf Basis von Betreibermodellen industrielle Abwässer, Emulsionen und Spülwässer direkt auf dem Kundengelände…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Wasserverband Lausitz Betriebsführungs Gmbhwal-betrieb.de HQ: Senftenberg, GermanyReported employees: 201-500 | Senftenberg, Germany | 201-500 | Exact match | 12 contacts → |
“Wir, die Wasserverband Lausitz Betriebsführungs GmbH (WAL-Betrieb) sind gefragter Partner für nachhaltige Wasserwirtschaft.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Up2e Gmbhup2e.com HQ: Rain, GermanyReported employees: 11-50 | Rain, Germany | 11-50 | Exact match | 10 contacts → |
“up2e!” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Bayreuth, GermanyReported employees: 51-200 | Bayreuth, Germany | 51-200 | Exact match | 10 contacts → |
“Zuverlässige wegweisende Technik Seit 25 Jahren sind wir zuverlässiger Partner der Kommunen, Zweckverbände und Industrie wenn es um wirtschaftliche Lösungen in der Wasser- und…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Aquadetox International Gmbhaquadetox-international.deHQ: Aichstetten, GermanyReported employees: 11-50 | Aichstetten, Germany | 11-50 | Exact match | 9 contacts → |
“Seit über 15 Jahren setzen unsere Systeme Maßstäbe bei der Schonung dieser natürlicher Ressource.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | MSE Mobile Schlammentwässerungs Gmbhmse-mobile.de HQ: Karlsbad, GermanyReported employees: 51-200 | Karlsbad, Germany | 51-200 | Exact match | 9 contacts → |
“Seit über 30 Jahren sind wir zuverlässiger Partner der Kläranlagen für die mobile Schlammentwässerung.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Triton Water Gmbhtriton-water.de HQ: Norderstedt Bei Hamburg, GermanyReported employees: 11-50 | Norderstedt Bei Hamburg, Germany | 11-50 | Exact match | 9 contacts → |
“TRITON WATER® AG, founded in Hamburg in 1851, offers customized solutions especially for industrial water and waste water treatment for the Food & Beverage, Oil & Gas and Energy…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Aqua Plus Wasser- UND Recyclingsysteme Gmbhaqua-plus.deHQ: Böbingen An Der Rems, GermanyReported employees: 11-50 | Böbingen An Der Rems, Germany | 11-50 | Exact match | 8 contacts → |
“Die aqua plus Wasser- und Recyclingsysteme GmbH mit Sitz in Böbingen an der Rems (Deutschland) ist ein dynamisches, innovatives Unternehmen im Bereich industriellen Wasser- und…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Mayer Kanalmanagement Gmbhkanalmanagement.gmbh HQ: Rüdersdorf Bei Berlin, GermanyReported employees: 51-200 | Rüdersdorf Bei Berlin, Germany | 51-200 | Exact match | 8 contacts → |
“Die Mayer Kanalmanagement GmbH ist Ihr zuverlässiger Partner für alle Belange der Abwasserwirtschaft in Berlin, Brandenburg, Hamburg und den umliegenden Bundesländern.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Enviplan Ingenieurgesellschaft MBHenviplan.de HQ: Lichtenau, GermanyReported employees: 11-50 | Lichtenau, Germany | 11-50 | Exact match | 8 contacts → |
“Die patentierte enviplan® Mikroflotation hat die herkömmliche DAF (Dissolved Air Flotation) in vielen industriellen und kommunalen Abwasseranwendungen durch unübertroffene…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Iwat Gmbhiwat.deHQ: Hebertshausen, GermanyReported employees: 11-50 | Hebertshausen, Germany | 11-50 | Exact match | 7 contacts → |
“We make industrial water treatment more efficient, more sustainable and more reliable.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Hildesheim, GermanyReported employees: 51-200 | Hildesheim, Germany | 51-200 | Exact match | 7 contacts → |
“Wir sind die Stadtentwässerung Hildesheim AöR.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  AWS By Gelsenwasseraws-gw.deHQ: Gelsenkirchen, GermanyReported employees: 51-200 | Gelsenkirchen, Germany | 51-200 | Exact match | 6 contacts → |
“AWS GmbH – Ihr Partner für Wasser- und Abwassermanagement Als Spezialist für industrielles und kommunales Wasser- und Abwassermanagement übernehmen wir die langfristige…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Bremerhaven, GermanyReported employees: 1-10 | Bremerhaven, Germany | 1-10 | Exact match | 6 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 124 company matches
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Oil and gas wastewater contractors: dataset insights
November 4, 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
113 records in the displayed employee bands.
11 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 124 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 4, 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 ↗
Questions about this company list
What does Exact match mean for oil and gas wastewater 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 oil and gas wastewater contractors did RevenueBase find based in Germany?
The saved snapshot records 124 matching company records, 1,879 tracked contacts and 645 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 4, 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
Oil and gas wastewater contractors by geography
- Oil and gas wastewater contractors based in Calgary, Canada
- Oil and gas wastewater contractors based in Houston, United States
- Oil and gas wastewater contractors based in Midland, United States
- Oil and gas wastewater contractors based in Argentina
- Oil and gas wastewater contractors based in Australia
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- Oil and gas wastewater contractors based in Canada
- Oil and gas wastewater contractors based in Chile
- Oil and gas wastewater contractors based in Colombia
- Oil and gas wastewater contractors based in France
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Cite this list
RevenueBase Data Team. Top 25 oil and gas wastewater contractors based in Germany. Snapshot: November 4, 2026. https://revenuebase.ai/companies/oil-and-gas-wastewater-contractors/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Oil and gas wastewater contractors based in Calgary, Canada
- Oil and gas wastewater contractors based in Houston, United States
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Company intelligence · public preview
Top 25 oil and gas wastewater contractors based in Germany
RevenueBase records 124 matching company records for oil and gas wastewater contractors based in Germany, with 1,879 tracked contacts and 645 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 4, 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 oil and gas wastewater 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 | WTE Wassertechnik Gmbhwte.de HQ: E, GermanyReported employees: 501-1,000 | E, Germany | 501-1,000 | Exact match | 267 contacts → |
“Optimierung.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Oldenburgisch-Ostfriesischer Wasserverband Oowvkarriere.oowv.de HQ: Brake, GermanyReported employees: 501-1,000 | Brake, Germany | 501-1,000 | Exact match | 172 contacts → |
“An der Quelle zum Erfolg: Der OOWV als Arbeitgeber.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Passavant Energy & Environmentpassavant-ee.com HQ: Frankfurt, GermanyReported employees: 51-200 | Frankfurt, Germany | 51-200 | Exact match | 147 contacts → |
“Passavant has always been a name synonymous with excellence of execution through innovation.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Meschede, GermanyReported employees: 201-500 | Meschede, Germany | 201-500 | Exact match | 72 contacts → |
“HST Systemtechnik is a provider for products, systems and solutions for the water and wastewater market worldwide since 1985, with more than project references.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | GI Aqua Techgiaquatech.de HQ: Groß-gerau, GermanyReported employees: 51-200 | Groß-gerau, Germany | 51-200 | Exact match | 59 contacts → |
“GI AQUA TECH provides innovative wastewater treatment solutions, committed to a sustainable future for people and planet.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Inwatec Gmbh & Co. KGinwatec.com HQ: Bergheim, GermanyReported employees: 51-200 | Bergheim, Germany | 51-200 | Exact match | 43 contacts → |
“INWATEC was founded in and has since established itself as a leading player in water treatment in Germany and Europe.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Water Treatment Systemspassavant-geiger.com HQ: Kettenbach, GermanyReported employees: 201-500 | Kettenbach, Germany | 201-500 | Exact match | 36 contacts → |
“Water Treatment’s product portfolio covers a range of water and waste water treatment processes with a focus on headworks, mechanical treatment and biological solutions deployed…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | MKR Metzger Gmbhmkr-metzger.de HQ: Monheim, GermanyReported employees: 51-200 | Monheim, Germany | 51-200 | Exact match | 28 contacts → |
“Success story - tradition becomes innovation MKR Metzger can look back on three successful decades.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Almawatechalmawatech.com HQ: Babenhausen, GermanyReported employees: 51-200 | Babenhausen, Germany | 51-200 | Exact match | 21 contacts → |
“ALMAWATECH – Anlagenbau & Prozesslösungen für industrielle Wassertechnik Die ALMAWATECH GmbH ist ein familiengeführtes Unternehmen mit langer Tradition in der industriellen…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | EWE Wasser Gmbhewe-wasser.de HQ: Cuxhaven, GermanyReported employees: 11-50 | Cuxhaven, Germany | 11-50 | Exact match | 19 contacts → |
“Die EWE WASSER GmbH mit Hauptsitz in Cuxhaven gehört über eine Mehrheitsbeteiligung der EWE-Tochter swb zum EWE-Konzern.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Ks-Recycling Gmbh & Co. KGks-recycling.de HQ: Sonsbeck, GermanyReported employees: 51-200 | Sonsbeck, Germany | 51-200 | Exact match | 17 contacts → |
“Wir, die KSR-Gruppe, entsorgen Abfälle und Reststoffe nicht nur fachgerecht, sondern haben es uns zur Aufgabe gemacht, sie soweit wie möglich wieder zu verwerten.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Cobos Fluid Service Gmbhcobos-fs.de HQ: Munich, GermanyReported employees: 11-50 | Munich, Germany | 11-50 | Exact match | 13 contacts → |
“cobos Fluid Service ist ein industrieller Dienstleister, der auf Basis von Betreibermodellen industrielle Abwässer, Emulsionen und Spülwässer direkt auf dem Kundengelände…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Wasserverband Lausitz Betriebsführungs Gmbhwal-betrieb.de HQ: Senftenberg, GermanyReported employees: 201-500 | Senftenberg, Germany | 201-500 | Exact match | 12 contacts → |
“Wir, die Wasserverband Lausitz Betriebsführungs GmbH (WAL-Betrieb) sind gefragter Partner für nachhaltige Wasserwirtschaft.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Up2e Gmbhup2e.com HQ: Rain, GermanyReported employees: 11-50 | Rain, Germany | 11-50 | Exact match | 10 contacts → |
“up2e!” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Bayreuth, GermanyReported employees: 51-200 | Bayreuth, Germany | 51-200 | Exact match | 10 contacts → |
“Zuverlässige wegweisende Technik Seit 25 Jahren sind wir zuverlässiger Partner der Kommunen, Zweckverbände und Industrie wenn es um wirtschaftliche Lösungen in der Wasser- und…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Aquadetox International Gmbhaquadetox-international.de HQ: Aichstetten, GermanyReported employees: 11-50 | Aichstetten, Germany | 11-50 | Exact match | 9 contacts → |
“Seit über 15 Jahren setzen unsere Systeme Maßstäbe bei der Schonung dieser natürlicher Ressource.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | MSE Mobile Schlammentwässerungs Gmbhmse-mobile.de HQ: Karlsbad, GermanyReported employees: 51-200 | Karlsbad, Germany | 51-200 | Exact match | 9 contacts → |
“Seit über 30 Jahren sind wir zuverlässiger Partner der Kläranlagen für die mobile Schlammentwässerung.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Triton Water Gmbhtriton-water.de HQ: Norderstedt Bei Hamburg, GermanyReported employees: 11-50 | Norderstedt Bei Hamburg, Germany | 11-50 | Exact match | 9 contacts → |
“TRITON WATER® AG, founded in Hamburg in 1851, offers customized solutions especially for industrial water and waste water treatment for the Food & Beverage, Oil & Gas and Energy…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Aqua Plus Wasser- UND Recyclingsysteme Gmbhaqua-plus.de HQ: Böbingen An Der Rems, GermanyReported employees: 11-50 | Böbingen An Der Rems, Germany | 11-50 | Exact match | 8 contacts → |
“Die aqua plus Wasser- und Recyclingsysteme GmbH mit Sitz in Böbingen an der Rems (Deutschland) ist ein dynamisches, innovatives Unternehmen im Bereich industriellen Wasser- und…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Mayer Kanalmanagement Gmbhkanalmanagement.gmbh HQ: Rüdersdorf Bei Berlin, GermanyReported employees: 51-200 | Rüdersdorf Bei Berlin, Germany | 51-200 | Exact match | 8 contacts → |
“Die Mayer Kanalmanagement GmbH ist Ihr zuverlässiger Partner für alle Belange der Abwasserwirtschaft in Berlin, Brandenburg, Hamburg und den umliegenden Bundesländern.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Enviplan Ingenieurgesellschaft MBHenviplan.de HQ: Lichtenau, GermanyReported employees: 11-50 | Lichtenau, Germany | 11-50 | Exact match | 8 contacts → |
“Die patentierte enviplan® Mikroflotation hat die herkömmliche DAF (Dissolved Air Flotation) in vielen industriellen und kommunalen Abwasseranwendungen durch unübertroffene…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Iwat Gmbhiwat.de HQ: Hebertshausen, GermanyReported employees: 11-50 | Hebertshausen, Germany | 11-50 | Exact match | 7 contacts → |
“We make industrial water treatment more efficient, more sustainable and more reliable.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Hildesheim, GermanyReported employees: 51-200 | Hildesheim, Germany | 51-200 | Exact match | 7 contacts → |
“Wir sind die Stadtentwässerung Hildesheim AöR.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | AWS By Gelsenwasseraws-gw.de HQ: Gelsenkirchen, GermanyReported employees: 51-200 | Gelsenkirchen, Germany | 51-200 | Exact match | 6 contacts → |
“AWS GmbH – Ihr Partner für Wasser- und Abwassermanagement Als Spezialist für industrielles und kommunales Wasser- und Abwassermanagement übernehmen wir die langfristige…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Bremerhaven, GermanyReported employees: 1-10 | Bremerhaven, Germany | 1-10 | Exact match | 6 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 124 company matches
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Oil and gas wastewater contractors: dataset insights
November 4, 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
113 records in the displayed employee bands.
11 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 124 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 4, 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 ↗
Questions about this company list
What does Exact match mean for oil and gas wastewater 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 oil and gas wastewater contractors did RevenueBase find based in Germany?
The saved snapshot records 124 matching company records, 1,879 tracked contacts and 645 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 4, 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
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Cite this list
RevenueBase Data Team. Top 25 oil and gas wastewater contractors based in Germany. Snapshot: November 4, 2026. https://revenuebase.ai/companies/oil-and-gas-wastewater-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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