Skip to main content

Company lists · Data refreshed September 2026

Top 25 Organizational development consulting firms based in Cologne, Germany

Compiled by the RevenueBase Data Team Data refreshed Sep 5, 2026 89 companies tracked

RevenueBase identified 89 organizational development consulting firms headquartered in Cologne, Germany as of September 2026 and tracks 446 professional contacts across them, including 169 with verified work emails. Berlin is the largest hub.

This list covers organizational development consulting firms headquartered in Cologne, Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 5, 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 HQ checked on every row Match evidence on every row Refreshed Sep 5, 2026 86% judged on-target in blind review
89Companies
446Contacts tracked
169Verified emails
Explore all 89 companies → Free signup · no credit card · 500 free credits

The 25 largest organizational development consulting firms based in Cologne, Germany

Ranked by team size
Top 25 of 89 organizational development consulting firms based in Cologne, Germany, ranked by team size, largest first. Data refreshed Sep 5, 2026. Evidence rates how directly each company's own description names organizational development consulting firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
Rosenbaum Nagy Unternehmensberatung GmbhIndirect evidence
Cologne, GermanyHQ checked Sep 5, 202651-20043

“Mit über Projekten sind wir eine der führenden Beratungen in der Sozialwirtschaft.”

Source: company website · checked Sep 5, 2026
2
Elfin Consulting GmbhPartial evidence
Cologne, GermanyHQ checked Sep 5, 202611-5036

“ELFIN Consulting is a management consultancy and a growth catalyst with a broad understanding of diverse agriculture topics, management skills in strategy implementation and a…”

Source: company website · checked Sep 5, 2026
3
Algol ConsultingIndirect evidence
Cologne, GermanyHQ checked Sep 5, 202611-5028

“Wir sind eine dynamische, umsetzungsstarke und inhabergeführte Unternehmensberatung.”

Source: company website · checked Sep 5, 2026
4
HR PioneersIndirect evidence
Cologne, GermanyHQ checked Sep 5, 202611-5026

“HR Pioneers ist eine Organisationsberatung, die sich auf zukunftsfähiges Organisationsdesign spezialisiert hat.”

Source: company website · checked Sep 5, 2026
5
Milz & Comp. GmbhIndirect evidence
Cologne, GermanyHQ checked Sep 5, 202611-5019

“Milz & Comp.”

Source: company website · checked Sep 5, 2026
6
IAKPartial evidence
Cologne, GermanyHQ checked Sep 5, 202611-5018

“Seit 1970 ist das IAK ein maßgeblicher Treiber für Leadership und Corporate Development.”

Source: company website · checked Sep 5, 2026
7
Globeone Transform To BetterIndirect evidence
Cologne, GermanyHQ checked Sep 5, 202611-5016

“Globeone is a management consultancy offering transformation strategy, brand and communication services as one of the leading owner-managed providers in the German-speaking region.”

Source: company website · checked Sep 5, 2026
8
Maera GmbhIndirect evidence
Cologne, GermanyHQ checked Sep 5, 202611-5012

“Wir glauben, dass Organisationen gestaltet werden können.”

Source: company website · checked Sep 5, 2026
9
Ebelhofer Strategy And Management ConsultantsPartial evidence
Cologne, GermanyHQ checked Sep 5, 202611-5012

“EbelHofer Strategy & Management Consultants is an internationally operating consulting company.”

Source: company website · checked Sep 5, 2026
10
SSC Management ConsultIndirect evidence
Cologne, GermanyHQ checked Sep 5, 202611-5011

“SSC Management Consult unterstützt Finanzdienstleistungsunternehmen von der Strategieentwicklung bis zur Umsetzung bei Projekten zur Ergebnisverbesserung und Digitalisierung.”

Source: company website · checked Sep 5, 2026
11
Weconnact Research & Consulting GmbhPartial evidence
Cologne, GermanyHQ checked Sep 5, 202611-5010

“We are weConnAct, a still young and innovative consulting company in the field of leadership and corporate culture.”

Source: company website · checked Sep 5, 2026
12
PooliestudiosPartial evidence
Cologne, GermanyHQ checked Sep 5, 202611-509

“pooliestudios Digitalagentur is a management consulting company.”

Source: company website · checked Sep 5, 2026
13
BE In Touch GmbhIndirect evidence
Cologne, GermanyHQ checked Sep 5, 20261-107

“We are an international transformation consultancy.”

Source: company website · checked Sep 5, 2026
14
Tebits GmbhIndirect evidence
Cologne, GermanyHQ checked Sep 5, 20261-106

“Wir bieten verantwortungsbewusste Beratung an, die wirtschaftliche Ergebnisse mit sozial und ökologisch bewussten Lösungen vereint.”

Source: company website · checked Sep 5, 2026
15
Valoress StrategieberatungIndirect evidence
Cologne, GermanyHQ checked Sep 5, 202611-505

“Seit 2005 berät VALORESS Unternehmen und Institutionen bei der strategischen Profilierung und Positionierung nach innen und außen.”

Source: company website · checked Sep 5, 2026
16
Mosaic By Patricia Morales SanchezPartial evidence
Cologne, GermanyHQ checked Sep 5, 20261-105

“The MOSAIC Morales Sanchez International Consulting by Patricia Morales Sanchez is a consulting company in international co-operation.”

Source: company website · checked Sep 5, 2026
17
BerchtoldStrong evidence
Cologne, GermanyHQ checked Sep 5, 202611-505

“As a consultancy that is intimately familiar with the inner workings of businesses, we have been supporting our clients in organizational and HR development projects for almost 30…”

Source: company website · checked Sep 5, 2026
18
Thurn UND Taxis Consulting AGPartial evidence
Cologne, GermanyHQ checked Sep 5, 202611-504

“Aus Erfahrung und Tradition wächst das Selbstverständnis der Thurn und Taxis Consulting AG.”

Source: company website · checked Sep 5, 2026
19
KleinkariertIndirect evidence
Cologne, GermanyHQ checked Sep 5, 20261-104

“Wir sind kleinkariert, die Unternehmensberatung für Agenturen und ihre Menschen.”

Source: company website · checked Sep 5, 2026
20
Spring.Gate Business Consulting UGPartial evidence
Cologne, GermanyHQ checked Sep 5, 20261-104

“Spring.gate is an ambitious management consultancy for business development (corporate and business development) with three business areas: Business Discovery & Strategy, Business…”

Source: company website · checked Sep 5, 2026
21
MTM Consulting GmbhPartial evidence
Cologne, GermanyHQ checked Sep 5, 20261-103

“mtm Consulting ist der Karrierepartner für Young-Professionals, Experten und Führungskräfte aus den Bereichen Human Resources und Finance.”

Source: company website · checked Sep 5, 2026
22
Christian Berger ConsultantsPartial evidence
Cologne, GermanyHQ checked Sep 5, 202611-503

“Executive Search & Management Consulting Welcome to Christian Berger Consultants, where strategy meets success.”

Source: company website · checked Sep 5, 2026
23
IM PulsIndirect evidence
Cologne, GermanyHQ checked Sep 5, 20261-103

“Coaching.”

Source: company website · checked Sep 5, 2026
24
Claudia WeilerIndirect evidence
Cologne, GermanyHQ checked Sep 5, 20261-103

“Weiler-Seminare bietet allen die in Veränderungen sind Unterstützung an, um Ihre Zukunft erfolgreich und nachhaltig zu gestalten.”

Source: company website · checked Sep 5, 2026
25
Across & AheadIndirect evidence
Cologne, GermanyHQ checked Sep 5, 20261-102

“ACROSS & AHEAD – that’s more than our company name, it’s our mission.”

Source: company website · checked Sep 5, 2026

Showing 25 of 89 organizational development consulting firms based in Cologne, Germany

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 169 reachable decision-makers.

Free signup · no credit card

See all 89 companies

Organizational development consulting firms based in Cologne, Germany at a glance

As of Sep 5, 2026
1-10Median size (employees)
BerlinLargest hub · 898 HQs
Contacts with mobile numbers
Sep 5, 2026Data refreshed

Companies by employee count

1-10
65
11-50
20
51-200
4

Email recency for this list is measured across the whole Germany list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Cologne, over 89 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among organizational development consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Cologne, Germany whose own description of what they do matches “organizational development consulting firms”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among organizational development consulting firms, and records with no verified work email. Companies headquartered outside Cologne are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 169 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 5, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Organizational development consulting firms by metro in Germany

Frequently asked

How many organizational development consulting firms are there based in Cologne, Germany?

RevenueBase identified 89 organizational development consulting firms headquartered in Cologne, Germany as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Rosenbaum Nagy Unternehmensberatung Gmbh, headquartered in Cologne, tops this list with the largest team on record.

Which city has the most organizational development consulting firms?

Berlin leads with 898 headquartered companies, followed by Hamburg (618) and Munchen (422).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 169 verified decision-maker contacts tracked across these 89 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 5, 2026.

Ready to reach these companies? Verified emails and direct dials for all 89 organizational development consulting firms based in Cologne, Germany. Start with a free account, no credit card.

Get the full list

Related lists

Organizational development consulting firms by geography

Browse: Companies home · Organizational development consulting firms in Germany · All Germany lists · All Organizational development consulting firms lists · New 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.

More company lists