Company lists · Data refreshed September 2026
Top 25 Retrofit engineering staffing companies based in Germany
RevenueBase identified 300 company matches for retrofit engineering staffing companies associated with Germany as of September 2026 and tracks 2,830 professional contacts across them, including 727 with verified work emails. Hamburg is the largest hub.
This list covers company matches for retrofit engineering staffing companies 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 September 29, 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 retrofit engineering staffing companies based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 218 contacts → | ||||
Exact match “top itservices AG, the personnel services provider for IT & engineering, can look back on more than 35 years of successful operations.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 180 contacts → | ||||
Exact match “Wir sind expertum – Ihr Karrierepartner auf dem Weg zum passenden Job.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 162 contacts → | ||||
Exact match “AMM Group helps organisations deliver complex engineering, IT, and software solutions while also enabling them to build high‑performing teams.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 94 contacts → | ||||
Exact match “GICON®-Großmann Ingenieur Consult GmbH is an international engineering service provider from Dresden.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 60 contacts → | ||||
Exact match “1966 als Planungs- und Beratungsgesellschaft für Ingenieur- und Architekturleistungen im Bauwesen gegründet, entwickelte sich die SEHLHOFF GMBH, INGENIEURE + ARCHITEKTEN zu einem…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 53 contacts → | ||||
Exact match “Auf der Suche nach qualifizierten Mitarbeitern?” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 51 contacts → | ||||
Exact match “Seit über 65 Jahren ist Harrer Ingenieure eigenverantwortlich und unabhängig als Beratende Ingenieur*innen auf allen Gebieten des Bauwesens tätig.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 50 contacts → | ||||
Exact match “Die Alpha-Engineering KG als spezieller Engineering-Anbieter für Großkunden übernimmt die Durchführung kompletter Projekte und unterstützt Kunden durch die Entsendung von…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 48 contacts → | ||||
Exact match “The Tintschl Group, headquartered in Erlangen, has stood for premium service competence in the fields of personnel and engineering since 1997.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 47 contacts → | ||||
Exact match “Verantwortung übernehmen ist das Credo.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 39 contacts → | ||||
Exact match “Die BRÜGGEN ENGINEERING GmbH repräsentiert langjährige Erfahrung und Professionalität im Bereich der projektbezogenen Engineering-Dienstleistung entlang der…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 37 contacts → | ||||
Exact match “Die Guldberg GmbH ist ein innovatives Unternehmen, das Beratungsdienstleistungen in den Bereichen Science und Technology anbietet.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 34 contacts → | ||||
Exact match “Built on experience.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 33 contacts → | ||||
Exact match “Skills are the most valuable resource in business.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 32 contacts → | ||||
Exact match “ü&ö Als Ingenieurdienstleister mit umfangreichem Netzwerk bieten wir Unternehmen maßgeschneiderte Mobilitäts- sowie Energielösungen und finden für Spezialisten und Fachkräfte…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 30 contacts → | ||||
Exact match “ist Ihr High-Level Engineering Personaldienstleister.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 29 contacts → | ||||
Exact match “Die Ingenion GmbH mit Sitz in Hamburg ist ein Ingenieurbüro, das seit 20 Jahren erfolgreich in den Bereichen Energie, Luftfahrt und Anlagenbau tätig ist.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 25 contacts → | ||||
Exact match “We take you to the top: top talent in the construction, engineering, IT and life science industries - placed by experts.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 25 contacts → | ||||
Exact match “Die NG Group ist ein Zusammenschluss international tätiger Unternehmen im Bereich Full Service Engineering.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 25 contacts → | ||||
Exact match “Unser Unternehmen ist Spezialist und Generalist für Bauvorhaben jeglicher Komplexität.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 25 contacts → | ||||
Exact match “Experts for your performance.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 20 contacts → | ||||
Exact match “We are in the midst of a significant technological and engineering evolution.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 19 contacts → | ||||
Exact match “Kugelmeier Personalüberlassung GmbH is a human resources company based out of Brölstraße 12, Waldbröl, Germany.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 19 contacts → | ||||
Exact match “The Neumueller Companies have been working for more than 16 years with more than 300 employees (m/f/d) as partner of industry in the area of engineer and personnel services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 18 contacts → | ||||
Exact match “Das ganze Spektrum der Ingenieurbaukunst Mit Beratungs- und Planungsleistungen decken wir alle Felder des Bauwesens für Neubauten und Umbauten ab.” Recorded in the RevenueBase company graph · Sep 29, 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 “retrofit engineering staffing companies”. 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 300 retrofit engineering staffing companies based in Germany
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Retrofit engineering staffing companies based in Germany at a glance
As of Sep 29, 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 300 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 “retrofit engineering staffing companies” 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 727 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 September 29, 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 “retrofit engineering staffing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many retrofit engineering staffing companies are there based in Germany?
RevenueBase identified 300 company matches for retrofit engineering staffing companies associated with Germany as of September 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?
TOP Itservices AG tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most retrofit engineering staffing companies?
Hamburg leads with 21 company records, followed by Berlin (15) and Munich (15).
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 727 professional contacts with verified work emails tracked across these 300 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 September 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 300 retrofit engineering staffing companies based in Germany. Start with a free account, no credit card.
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Retrofit engineering staffing companies by geography
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- Retrofit engineering staffing companies based in Toronto, Canada
- Retrofit engineering staffing companies based in Paris, France
- Retrofit engineering staffing companies based in Rotterdam, Netherlands
- Retrofit engineering staffing companies based in London, United Kingdom
- Retrofit engineering staffing companies based in Manchester, United Kingdom
- Retrofit engineering staffing companies based in Atlanta, United States
- Retrofit engineering staffing companies based in Austin, United States
- Retrofit engineering staffing companies based in Dallas, United States
- Retrofit engineering staffing companies based in Denver, United States
- Retrofit engineering staffing companies based in Houston, United States
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
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- Lists A-Z
- New lists
- Retrofit engineering staffing companies based in Sydney, Australia
- Retrofit engineering staffing companies based in Sao Paulo, Brazil
- Retrofit engineering staffing companies based in Toronto, Canada
- Retrofit engineering staffing companies based in Paris, France
- Retrofit engineering staffing companies based in Rotterdam, Netherlands
- Retrofit engineering staffing companies based in London, United Kingdom
Company intelligence · public preview
Top 25 retrofit engineering staffing companies 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 300 matching company records for retrofit engineering staffing companies based in Germany, with 2,830 tracked contacts and 727 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: September 29, 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 retrofit engineering staffing companies 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 |  TOP Itservices AGtop-itservices.comHQ: Unterhaching, GermanyReported employees: 501-1,000 | Unterhaching, Germany | 501-1,000 | Exact match | 218 contacts → |
“top itservices AG, the personnel services provider for IT & engineering, can look back on more than 35 years of successful operations.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Expertum Gruppeexpertum.deHQ: Hamburg, GermanyReported employees: 1,001-5,000 | Hamburg, Germany | 1,001-5,000 | Exact match | 180 contacts → |
“Wir sind expertum – Ihr Karrierepartner auf dem Weg zum passenden Job.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  AMM Groupamm-group.comHQ: Hamburg, GermanyReported employees: 201-500 | Hamburg, Germany | 201-500 | Exact match | 162 contacts → |
“AMM Group helps organisations deliver complex engineering, IT, and software solutions while also enabling them to build high‑performing teams.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Dresden, GermanyReported employees: 51-200 | Dresden, Germany | 51-200 | Exact match | 94 contacts → |
“GICON®-Großmann Ingenieur Consult GmbH is an international engineering service provider from Dresden.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Sehlhoff Gmbhsehlhoff.euHQ: Vilsbiburg, GermanyReported employees: 201-500 | Vilsbiburg, Germany | 201-500 | Exact match | 60 contacts → |
“1966 als Planungs- und Beratungsgesellschaft für Ingenieur- und Architekturleistungen im Bauwesen gegründet, entwickelte sich die SEHLHOFF GMBH, INGENIEURE + ARCHITEKTEN zu einem…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Riverstate Premium Recruitingriverstate.deHQ: Düsseldorf, GermanyReported employees: 11-50 | Düsseldorf, Germany | 11-50 | Exact match | 53 contacts → |
“Auf der Suche nach qualifizierten Mitarbeitern?” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Harrer Ingenieure Gmbhharrer-ing.netHQ: Karlsruhe, GermanyReported employees: 51-200 | Karlsruhe, Germany | 51-200 | Exact match | 51 contacts → |
“Seit über 65 Jahren ist Harrer Ingenieure eigenverantwortlich und unabhängig als Beratende Ingenieur*innen auf allen Gebieten des Bauwesens tätig.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Alpha-Engineering KGalphaengineering.euHQ: Nuremberg, GermanyReported employees: 201-500 | Nuremberg, Germany | 201-500 | Exact match | 50 contacts → |
“Die Alpha-Engineering KG als spezieller Engineering-Anbieter für Großkunden übernimmt die Durchführung kompletter Projekte und unterstützt Kunden durch die Entsendung von…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Tintschl Unternehmensgruppetintschl.deHQ: Erlangen, GermanyReported employees: 501-1,000 | Erlangen, Germany | 501-1,000 | Exact match | 48 contacts → |
“The Tintschl Group, headquartered in Erlangen, has stood for premium service competence in the fields of personnel and engineering since 1997.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Duschl Ingenieureduschl.deHQ: Rosenheim, GermanyReported employees: 51-200 | Rosenheim, Germany | 51-200 | Exact match | 47 contacts → |
“Verantwortung übernehmen ist das Credo.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Brüggen Engineering Gmbhbrueggen-engineering.deHQ: Mannheim, GermanyReported employees: 51-200 | Mannheim, Germany | 51-200 | Exact match | 39 contacts → |
“Die BRÜGGEN ENGINEERING GmbH repräsentiert langjährige Erfahrung und Professionalität im Bereich der projektbezogenen Engineering-Dienstleistung entlang der…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Guldberg Gmbhguldberg.deHQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 37 contacts → |
“Die Guldberg GmbH ist ein innovatives Unternehmen, das Beratungsdienstleistungen in den Bereichen Science und Technology anbietet.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  T&s Consultingconsultingts.comHQ: Schwerin, GermanyReported employees: 51-200 | Schwerin, Germany | 51-200 | Exact match | 34 contacts → |
“Built on experience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Argo Aviation Groupargo.workHQ: Hamburg, GermanyReported employees: 1,001-5,000 | Hamburg, Germany | 1,001-5,000 | Exact match | 33 contacts → |
“Skills are the most valuable resource in business.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Aero Highprofessionals Gmbhaero-hp.comHQ: Bremen, GermanyReported employees: 201-500 | Bremen, Germany | 201-500 | Exact match | 32 contacts → |
“ü&ö Als Ingenieurdienstleister mit umfangreichem Netzwerk bieten wir Unternehmen maßgeschneiderte Mobilitäts- sowie Energielösungen und finden für Spezialisten und Fachkräfte…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  K-Tronik Gmbhk-tronik.deHQ: Garching Bei München, GermanyReported employees: 51-200 | Garching Bei München, Germany | 51-200 | Exact match | 30 contacts → |
“ist Ihr High-Level Engineering Personaldienstleister.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Ingenion Gmbhingenion.orgHQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 29 contacts → |
“Die Ingenion GmbH mit Sitz in Hamburg ist ein Ingenieurbüro, das seit 20 Jahren erfolgreich in den Bereichen Energie, Luftfahrt und Anlagenbau tätig ist.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  NEO Groupneo-experts.comHQ: Ismaning, GermanyReported employees: 11-50 | Ismaning, Germany | 11-50 | Exact match | 25 contacts → |
“We take you to the top: top talent in the construction, engineering, IT and life science industries - placed by experts.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  NG Engineering Gruppeng.engineeringHQ: Rödental, GermanyReported employees: 201-500 | Rödental, Germany | 201-500 | Exact match | 25 contacts → |
“Die NG Group ist ein Zusammenschluss international tätiger Unternehmen im Bereich Full Service Engineering.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  WUP Ingenieurewup-ing.euHQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 25 contacts → |
“Unser Unternehmen ist Spezialist und Generalist für Bauvorhaben jeglicher Komplexität.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Convent Experts Gmbhconvent-experts.deHQ: Oldenburg, GermanyReported employees: 51-200 | Oldenburg, Germany | 51-200 | Exact match | 25 contacts → |
“Experts for your performance.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Umbilical Advancedumbilical.coHQ: Erfurt, GermanyReported employees: 11-50 | Erfurt, Germany | 11-50 | Exact match | 20 contacts → |
“We are in the midst of a significant technological and engineering evolution.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Kugelmeier Personalüberlassung Gmbhkugelzeit.deHQ: Waldbröl, GermanyReported employees: 201-500 | Waldbröl, Germany | 201-500 | Exact match | 19 contacts → |
“Kugelmeier Personalüberlassung GmbH is a human resources company based out of Brölstraße 12, Waldbröl, Germany.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Neumüller Unternehmensgruppeneumueller.orgHQ: Nuremberg, GermanyReported employees: 201-500 | Nuremberg, Germany | 201-500 | Exact match | 19 contacts → |
“The Neumueller Companies have been working for more than 16 years with more than 300 employees (m/f/d) as partner of industry in the area of engineer and personnel services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 18 contacts → |
“Das ganze Spektrum der Ingenieurbaukunst Mit Beratungs- und Planungsleistungen decken wir alle Felder des Bauwesens für Neubauten und Umbauten ab.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 300 company matches
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Retrofit engineering staffing companies: dataset insights
September 29, 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
295 records in the displayed employee bands.
5 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 300 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: September 29, 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 retrofit engineering staffing companies?
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 retrofit engineering staffing companies did RevenueBase find based in Germany?
The saved snapshot records 300 matching company records, 2,830 tracked contacts and 727 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: September 29, 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
Retrofit engineering staffing companies by geography
- Retrofit engineering staffing companies based in Sydney, Australia
- Retrofit engineering staffing companies based in Sao Paulo, Brazil
- Retrofit engineering staffing companies based in Toronto, Canada
- Retrofit engineering staffing companies based in Paris, France
- Retrofit engineering staffing companies based in Rotterdam, Netherlands
- Retrofit engineering staffing companies based in London, United Kingdom
- Retrofit engineering staffing companies based in Manchester, United Kingdom
- Retrofit engineering staffing companies based in Atlanta, United States
- Retrofit engineering staffing companies based in Austin, United States
- Retrofit engineering staffing companies based in Dallas, United States
- Retrofit engineering staffing companies based in Denver, United States
- Retrofit engineering staffing companies based in Houston, United States
Cite this list
RevenueBase Data Team. Top 25 retrofit engineering staffing companies based in Germany. Snapshot: September 29, 2026. https://revenuebase.ai/companies/retrofit-engineering-staffing-companies/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
- Retrofit engineering staffing companies based in Sydney, Australia
- Retrofit engineering staffing companies based in Sao Paulo, Brazil
- Retrofit engineering staffing companies based in Toronto, Canada
- Retrofit engineering staffing companies based in Paris, France
- Retrofit engineering staffing companies based in Rotterdam, Netherlands
- Retrofit engineering staffing companies based in London, United Kingdom
Company intelligence · public preview
Top 25 retrofit engineering staffing companies based in Germany
RevenueBase records 300 matching company records for retrofit engineering staffing companies based in Germany, with 2,830 tracked contacts and 727 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: September 29, 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 retrofit engineering staffing companies 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 | TOP Itservices AGtop-itservices.com HQ: Unterhaching, GermanyReported employees: 501-1,000 | Unterhaching, Germany | 501-1,000 | Exact match | 218 contacts → |
“top itservices AG, the personnel services provider for IT & engineering, can look back on more than 35 years of successful operations.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Expertum Gruppeexpertum.de HQ: Hamburg, GermanyReported employees: 1,001-5,000 | Hamburg, Germany | 1,001-5,000 | Exact match | 180 contacts → |
“Wir sind expertum – Ihr Karrierepartner auf dem Weg zum passenden Job.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | AMM Groupamm-group.com HQ: Hamburg, GermanyReported employees: 201-500 | Hamburg, Germany | 201-500 | Exact match | 162 contacts → |
“AMM Group helps organisations deliver complex engineering, IT, and software solutions while also enabling them to build high‑performing teams.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Dresden, GermanyReported employees: 51-200 | Dresden, Germany | 51-200 | Exact match | 94 contacts → |
“GICON®-Großmann Ingenieur Consult GmbH is an international engineering service provider from Dresden.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Sehlhoff Gmbhsehlhoff.eu HQ: Vilsbiburg, GermanyReported employees: 201-500 | Vilsbiburg, Germany | 201-500 | Exact match | 60 contacts → |
“1966 als Planungs- und Beratungsgesellschaft für Ingenieur- und Architekturleistungen im Bauwesen gegründet, entwickelte sich die SEHLHOFF GMBH, INGENIEURE + ARCHITEKTEN zu einem…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Riverstate Premium Recruitingriverstate.de HQ: Düsseldorf, GermanyReported employees: 11-50 | Düsseldorf, Germany | 11-50 | Exact match | 53 contacts → |
“Auf der Suche nach qualifizierten Mitarbeitern?” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Harrer Ingenieure Gmbhharrer-ing.net HQ: Karlsruhe, GermanyReported employees: 51-200 | Karlsruhe, Germany | 51-200 | Exact match | 51 contacts → |
“Seit über 65 Jahren ist Harrer Ingenieure eigenverantwortlich und unabhängig als Beratende Ingenieur*innen auf allen Gebieten des Bauwesens tätig.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Alpha-Engineering KGalphaengineering.eu HQ: Nuremberg, GermanyReported employees: 201-500 | Nuremberg, Germany | 201-500 | Exact match | 50 contacts → |
“Die Alpha-Engineering KG als spezieller Engineering-Anbieter für Großkunden übernimmt die Durchführung kompletter Projekte und unterstützt Kunden durch die Entsendung von…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Tintschl Unternehmensgruppetintschl.de HQ: Erlangen, GermanyReported employees: 501-1,000 | Erlangen, Germany | 501-1,000 | Exact match | 48 contacts → |
“The Tintschl Group, headquartered in Erlangen, has stood for premium service competence in the fields of personnel and engineering since 1997.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Duschl Ingenieureduschl.de HQ: Rosenheim, GermanyReported employees: 51-200 | Rosenheim, Germany | 51-200 | Exact match | 47 contacts → |
“Verantwortung übernehmen ist das Credo.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Brüggen Engineering Gmbhbrueggen-engineering.de HQ: Mannheim, GermanyReported employees: 51-200 | Mannheim, Germany | 51-200 | Exact match | 39 contacts → |
“Die BRÜGGEN ENGINEERING GmbH repräsentiert langjährige Erfahrung und Professionalität im Bereich der projektbezogenen Engineering-Dienstleistung entlang der…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Guldberg Gmbhguldberg.de HQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 37 contacts → |
“Die Guldberg GmbH ist ein innovatives Unternehmen, das Beratungsdienstleistungen in den Bereichen Science und Technology anbietet.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | T&s Consultingconsultingts.com HQ: Schwerin, GermanyReported employees: 51-200 | Schwerin, Germany | 51-200 | Exact match | 34 contacts → |
“Built on experience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Argo Aviation Groupargo.work HQ: Hamburg, GermanyReported employees: 1,001-5,000 | Hamburg, Germany | 1,001-5,000 | Exact match | 33 contacts → |
“Skills are the most valuable resource in business.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Aero Highprofessionals Gmbhaero-hp.com HQ: Bremen, GermanyReported employees: 201-500 | Bremen, Germany | 201-500 | Exact match | 32 contacts → |
“ü&ö Als Ingenieurdienstleister mit umfangreichem Netzwerk bieten wir Unternehmen maßgeschneiderte Mobilitäts- sowie Energielösungen und finden für Spezialisten und Fachkräfte…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | K-Tronik Gmbhk-tronik.de HQ: Garching Bei München, GermanyReported employees: 51-200 | Garching Bei München, Germany | 51-200 | Exact match | 30 contacts → |
“ist Ihr High-Level Engineering Personaldienstleister.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Ingenion Gmbhingenion.org HQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 29 contacts → |
“Die Ingenion GmbH mit Sitz in Hamburg ist ein Ingenieurbüro, das seit 20 Jahren erfolgreich in den Bereichen Energie, Luftfahrt und Anlagenbau tätig ist.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | NEO Groupneo-experts.com HQ: Ismaning, GermanyReported employees: 11-50 | Ismaning, Germany | 11-50 | Exact match | 25 contacts → |
“We take you to the top: top talent in the construction, engineering, IT and life science industries - placed by experts.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | NG Engineering Gruppeng.engineering HQ: Rödental, GermanyReported employees: 201-500 | Rödental, Germany | 201-500 | Exact match | 25 contacts → |
“Die NG Group ist ein Zusammenschluss international tätiger Unternehmen im Bereich Full Service Engineering.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | WUP Ingenieurewup-ing.eu HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 25 contacts → |
“Unser Unternehmen ist Spezialist und Generalist für Bauvorhaben jeglicher Komplexität.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Convent Experts Gmbhconvent-experts.de HQ: Oldenburg, GermanyReported employees: 51-200 | Oldenburg, Germany | 51-200 | Exact match | 25 contacts → |
“Experts for your performance.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Umbilical Advancedumbilical.co HQ: Erfurt, GermanyReported employees: 11-50 | Erfurt, Germany | 11-50 | Exact match | 20 contacts → |
“We are in the midst of a significant technological and engineering evolution.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Kugelmeier Personalüberlassung Gmbhkugelzeit.de HQ: Waldbröl, GermanyReported employees: 201-500 | Waldbröl, Germany | 201-500 | Exact match | 19 contacts → |
“Kugelmeier Personalüberlassung GmbH is a human resources company based out of Brölstraße 12, Waldbröl, Germany.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Neumüller Unternehmensgruppeneumueller.org HQ: Nuremberg, GermanyReported employees: 201-500 | Nuremberg, Germany | 201-500 | Exact match | 19 contacts → |
“The Neumueller Companies have been working for more than 16 years with more than 300 employees (m/f/d) as partner of industry in the area of engineer and personnel services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 18 contacts → |
“Das ganze Spektrum der Ingenieurbaukunst Mit Beratungs- und Planungsleistungen decken wir alle Felder des Bauwesens für Neubauten und Umbauten ab.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Retrofit engineering staffing companies: dataset insights
September 29, 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
295 records in the displayed employee bands.
5 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 300 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: September 29, 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 retrofit engineering staffing companies?
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 retrofit engineering staffing companies did RevenueBase find based in Germany?
The saved snapshot records 300 matching company records, 2,830 tracked contacts and 727 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: September 29, 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 retrofit engineering staffing companies based in Germany. Snapshot: September 29, 2026. https://revenuebase.ai/companies/retrofit-engineering-staffing-companies/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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