Company lists · Data refreshed September 2026

Top 25 Organizational change management consultants based in Budapest, Hungary

Name: Organizational change management consultants based in Budapest, Hungary
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 13, 2026 109 companies tracked

RevenueBase identified 109 organizational change management consultants headquartered in Budapest, Hungary as of September 2026 and tracks 434 professional contacts across them, including 128 with verified work emails and 21 with mobile numbers. Budapest is the largest hub.

This list covers organizational change management consultants headquartered in Budapest, Hungary, 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 13, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 RevenueBase Smart Search rating on every row Refreshed Sep 13, 2026 86% judged on-target in blind review

109Companies

434Contacts tracked

128Verified emails

21Mobile numbers

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The 25 largest organizational change management consultants based in Budapest, Hungary

Ranked by team size

Top 25 of 109 organizational change management consultants based in Budapest, Hungary, ranked by team size, largest first. Data refreshed Sep 13, 2026. RevenueBase Smart Search rates how each company's information relates to organizational change management consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	3rdgen The Management Consulting Company	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	23 contacts →
	Indirect evidence “A 3rdGEN az a stratégiai tanácsadó cég, amelyben ügyfeleink számára olyan szakértői tudást biztosítunk, amely valós tapasztalatokra épül, ezáltal hiteles és alkalmazható…” Source: RevenueBase Database · checked Sep 13, 2026
2	X-Sight	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	11-50	16 contacts →
	Indirect evidence “Our mission is to make people and companies moving ahead towards success by helping them to achieve their future visions.” Source: RevenueBase Database · checked Sep 13, 2026
3	Valoro Consulting	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	11-50	15 contacts →
	Indirect evidence “At Valoro we create value.” Source: RevenueBase Database · checked Sep 13, 2026
4	Sensa Consulting	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	15 contacts →
	Indirect evidence “WE ARE A PROUD MEMBER OF GYROSCOPE INTERNATIONAL, WORLDWIDE TRAINING, COACHING AND CONSULTING NETWORK Sensa helps to increase corporate competitiveness through developing…” Source: RevenueBase Database · checked Sep 13, 2026
5	Valueteam	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	14 contacts →
	Indirect evidence “Szakértő csapatunkkal nyitottsággal, természetességgel, erős szakmaisággal és rendszerszemlélettel fordulunk a szervezetfejlesztési kihívások felé.” Source: RevenueBase Database · checked Sep 13, 2026
6	Improvers Group	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	51-200	13 contacts →
	Indirect evidence “The Improvers Group is a significant player on the Hungarian consulting and training market.” Source: RevenueBase Database · checked Sep 13, 2026
7	ICG Integrated Consulting Group Hungary	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	11-50	10 contacts →
	Indirect evidence “140 tanácsadó 10 európai ország 40 évnyi tapasztalat Az ICG egy európai tanácsadói csoport, Magyarországon 2002 óta van jelen.” Source: RevenueBase Database · checked Sep 13, 2026
8	Legacy KFT	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	10 contacts →
	Indirect evidence “Mi a Legacyban egy kreatív, fejlesztő szakemberekből álló közösség vagyunk.” Source: RevenueBase Database · checked Sep 13, 2026
9	Projektcoach Consulting	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	11-50	10 contacts →
	Indirect evidence “A Projektcoach 2012 óta nyújt szakmai támogatást hazai és nemzetközi vállalatok számára, hogy projektjeik valóban eredményesek legyenek – nem csupán a határidők és költségkeretek…” Source: RevenueBase Database · checked Sep 13, 2026
10	Menedzsmentor	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	9 contacts →
	Indirect evidence “A Menedzsmentor csapata, egy több mint 10 éves tapasztalattal rendelkező szakmai műhellyel, a Tudatos Vezetéssel arra a feladatra kötött szövetséget, hogy Magyarország és a…” Source: RevenueBase Database · checked Sep 13, 2026
11	Icons-Hungary Humánfejlesztő ÉS Tanácsadó KFT	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	9 contacts →
	Indirect evidence “iCons-Hungary operates in the following areas:* CONSULTING: organisational development, HR consulting, organising Word Café, Open Space and Appreciative Inquiry Summit * TRAINING…” Source: RevenueBase Database · checked Sep 13, 2026
12	Wunderplan KFT	Strong evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	8 contacts →
	Strong evidence “Wunderplan Project Agency offers management consultancy for IT projects, companies and departments in a uniquely honest, result oriented, practical and enjoyable manner.” Source: RevenueBase Database · checked Sep 13, 2026
13	End2end Consulting KFT	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	7 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 13, 2026
14	Mountaincon	Partial evidence	Budapest, HungaryHQ checked Sep 13, 2026	11-50	6 contacts →
	Partial evidence “As a Management, Strategy, and IT Consulting company, we at MountainCon fulfil even the most complex assignments competently.” Source: RevenueBase Database · checked Sep 13, 2026
15	Hanselmann & Compagnie Hungary	Partial evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	6 contacts →
	Partial evidence “Hanselmann & Compagnie is a niche player in management consulting with excellent functional competence and great industry expertise.” Source: RevenueBase Database · checked Sep 13, 2026
16	Consulthink Solutions LTD	Strong evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	5 contacts →
	Strong evidence “Consulthink Solutions Ltd is a management consulting organization offering delivery support in addition to management and strategic consultancy.” Source: RevenueBase Database · checked Sep 13, 2026
17	TAL Consulting	Strong evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	5 contacts →
	Strong evidence “TAL Consulting helps organizations overcome business challenges-misalignment, inefficiencies, and change resistance-by delivering tailored agile solutions and AI-driven insights.” Source: RevenueBase Database · checked Sep 13, 2026
18	Humantask Consulting	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	11-50	5 contacts →
	Indirect evidence “Átfogó, rendszerszemléletű megoldásaink a szervezetek fejlesztését támogatják.” Source: RevenueBase Database · checked Sep 13, 2026
19	Concordia	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	11-50	4 contacts →
	Indirect evidence “A Concordia 20 fős magyar magáncég, 1984 óta dolgozunk együtt a legnagyobb magyar és nemzetközi vállalatokkal.” Source: RevenueBase Database · checked Sep 13, 2026
20	Invendor Advisory Services LTD	Strong evidence	Budapest, HungaryHQ checked Sep 13, 2026	11-50	4 contacts →
	Strong evidence “Invendor is a Management Consultancy, serving clients across Europe, where - We drive business growth through business flow efficiency improvement - We help clients manage change…” Source: RevenueBase Database · checked Sep 13, 2026
21	Yourbrand	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	11-50	4 contacts →
	Indirect evidence “Amit itt találsz, a céged tervezett jövője.” Source: RevenueBase Database · checked Sep 13, 2026
22	ART Of Business Consulting	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	3 contacts →
	Indirect evidence “Mi az Art of Business csapata üzleti tanácsadó és szakértői irodaként vezetjük ügyfeleinket azon az úton.” Source: RevenueBase Database · checked Sep 13, 2026
23	Hungaroflow Consulting LTD	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	3 contacts →
	Indirect evidence “At HungaroFlow, we believe that disruptive innovations and accelerating technologies open new dimensions for our partners.” Source: RevenueBase Database · checked Sep 13, 2026
24	Larskol KFT	Indirect evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	3 contacts →
	Indirect evidence “Tanácsadóink a HR, a szervezetfejlesztés, a hatékonyságnövelés szakértői, akik széleskörű – nemzetközi és hazai tulajdonú vállalatoknál, valamint a közigazgatásban működő…” Source: RevenueBase Database · checked Sep 13, 2026
25	Field Consulting Services PLC	Partial evidence	Budapest, HungaryHQ checked Sep 13, 2026	1-10	3 contacts →
	Partial evidence “We offer complex management consulting services for Board level and below.” Source: RevenueBase Database · checked Sep 13, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: organizational change management consultants. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names organizational change management consultants.
Partial evidence: Its own public description names part of organizational change management consultants, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name organizational change management consultants. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 109 organizational change management consultants based in Budapest, Hungary

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Organizational change management consultants based in Budapest, Hungary at a glance

As of Sep 13, 2026

29.5%Verified-email coverage

4.8%Mobile-number coverage

4.0Average contacts per company

1-10Median size (employees)

85.3%Largest-city concentration · Budapest

Sep 13, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 15.5d

940–30

3231–60

061–90

290–180

0180+

Company record updated

Median 65.0d

00–30

21531–60

14961–90

4790–180

23180+

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 change management consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search 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 Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in Budapest, Hungary whose own description of what they do matches “organizational change management consultants”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names organizational change management consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among organizational change management consultants, and records with no verified work email. Companies headquartered outside Budapest 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 its RevenueBase Smart Search 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, 128 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 13, 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 change management consultants by metro in Hungary

Organizational change management consultants in Budapest93

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names organizational change management consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many organizational change management consultants are there based in Budapest, Hungary?

RevenueBase identified 109 organizational change management consultants headquartered in Budapest, Hungary 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?

3rdgen The Management Consulting Company, headquartered in Budapest, tops this list with the largest team on record.

Which city has the most organizational change management consultants?

Budapest leads with 93 headquartered companies, followed by Miskolc (3) and Pecs (2).

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 128 verified decision-maker contacts tracked across these 109 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 13, 2026.

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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 Smart Search, 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.