Company lists · Data refreshed November 2026

Top 25 Outsourcing advisors based in Germany

RevenueBase identified 2,063 company matches for outsourcing advisors associated with Germany as of November 2026 and tracks 10,780 professional contacts across them, including 3,403 with verified work emails. Berlin is the largest hub.

This list covers company matches for outsourcing advisors associated with Germany, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
2,063Companies
10,780Contacts tracked
3,403Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest outsourcing advisors based in Germany

Ranked by team size
Top 25 of 2,063 company matches for outsourcing advisors based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNuremberg, GermanyHQ recorded Nov 6, 20265,001-10,000394 contacts →

Exact match

“The SELLBYTEL Group is one of the worldwide leading outsourcing specialists and part of Webhelp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMunich, GermanyHQ recorded Nov 6, 2026501-1,000283 contacts →

Exact match

“Welcome to H&Z We offer more than successful strategy development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBraunschweig, GermanyHQ recorded Nov 6, 202651-200187 contacts →

Exact match

“As a distinguished German family-owned business thriving in our 7th generation of family ownership, we've been pioneering outsourcing solutions since 2014.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 20261,001-5,000147 contacts →

Exact match

“Die Adecco Business Solutions GmbH ist eine 100%ige Tochter der Adecco Personaldienstleistungen GmbH und seit über 30 Jahren in Deutschland Ihr Full Service Partner für komplexe…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 2026201-500116 contacts →

Exact match

“The purchasing consulting firm Kloepfel Consulting was founded in 2007.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchFrankfurt, GermanyHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“As a strategic partner to the CFO, GHK offers comprehensive consulting services in Finance, IT, HR and Procurement – enabling cross-functional alignment and sustainable business…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“People before Numbers" Erst der Mensch, dann die Lösung.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBochum, GermanyHQ recorded Nov 6, 2026201-50074 contacts →

Exact match

“WIR GEMEINSAM steht bei unseren Leistungen immer im Vordergrund!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchOberhausen, GermanyHQ recorded Nov 6, 2026501-1,00073 contacts →

Exact match

“Gegründet um anders zu sein.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchCologne, GermanyHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“Als purposegetriebene Unternehmensberatung mit bewusst hoher Fluktuation bringt OSCAR durch ein kontinuierlich erneuertes, junges Team Energie, Neugier und frische Impulse in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDarmstadt, GermanyHQ recorded Nov 6, 2026201-50062 contacts →

Exact match

“Die adesta Gruppe besteht aus zwei Unternehmen mit Hauptsitz in Darmstadt und rund 150 internen MitarbeiterInnen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHeilbronn, GermanyHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“Consult.HN ist eine studentische Unternehmensberatung aus Heilbronn.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchHamburg, GermanyHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“The Sehner Group specializes in growth consulting, particularly in M&A consulting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCologne, GermanyHQ recorded Nov 6, 202611-5054 contacts →

Exact match

“Wir sind Unternehmer im Auftrag unserer Kunden.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchNuernberg, GermanyHQ recorded Nov 6, 202611-5054 contacts →

Exact match

“Concentro is a consulting organization that is oriented towards small and medium sized companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPlattling, GermanyHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“t.serv gibt HR endlich den Stellenwert, den es verdient.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchGruenwald, GermanyHQ recorded Nov 6, 202611-5053 contacts →

Exact match

“Die Enghofer Koch Consulting GmbH (EKC) ist eine Managementberatungs-Boutique die sich insbesondere durch einen klaren Fokus auf Umsetzung auszeichnet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 202611-5053 contacts →

Exact match

“At expertpowerhouse we match top consultants & subject matter experts and projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchStuttgart, GermanyHQ recorded Nov 6, 202611-5051 contacts →

Exact match

“Executive appointments at the highest level are decisions with long-term impact.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchReilingen, GermanyHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“Herzlich Willkommen bei peepz!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHamburg, GermanyHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“UNSER MULTIVERSUM Der Name Multiversum bezeichnet die Welten, die außerhalb der uns bekannten liegen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchHamburg, GermanyHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“Wir helfen Wachstumsunternehmen und Startups ihre Finance-Prozesse zu optimieren und ihre steuerlichen Vorteile optimal zu nutzen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchOberhaching / München, GermanyHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“Die Greenlight-Consulting GmbH ist ein innovatives Beratungsunternehmen, das sich auf das Management von Projekten, sowie das Consulting in Service- und Supportprozessen…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAugsburg, GermanyHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“Werden Sie unser Partner, denn wir sind Ihr Dienstleister mit dem echten Servicegedanken.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBerlin, GermanyHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“MINDEIGHT - WIR SIND BERATUNGSUNTERNEHMER Wir sind mehr als eine IT-Managementberatung, wir sind DIE BERATUNGSUNTERNEHMER.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,063 outsourcing advisors based in Germany

See the full list, filter by size, metro and specialty, and access 3,403 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Outsourcing advisors based in Germany at a glance

As of Nov 6, 2026
31.6%Verified-email coverage
5.2Average contacts per company
1-10Median size (employees)
9.6%Largest-city concentration · Berlin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,453
11-50
437
51-200
86
201-500
19
501-1,000
8
1,001-5,000
2
5,001-10,000
1

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 2,063 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 “outsourcing advisors” 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 3,403 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

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 “outsourcing advisors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outsourcing advisors are there based in Germany?

RevenueBase identified 2,063 company matches for outsourcing advisors 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?

Sellbytel Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most outsourcing advisors?

Berlin leads with 199 company records, followed by Munich (163) and Hamburg (136).

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 3,403 professional contacts with verified work emails tracked across these 2,063 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 2,063 outsourcing advisors based in Germany. Start with a free account, no credit card.

Download this list →

Related lists

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.