Company lists · Data verified August 2026

Top 25 Change management consulting firms based in Austria

Name: Change management consulting firms based in Austria
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 525 companies tracked

There are 525 change management consulting firms headquartered in Austria (RevenueBase, August 2026). RevenueBase tracks 10,333 professional contacts across them, including 5,332 with verified work emails and 1,634 with mobile numbers. Wien is the largest hub.

This list covers change management consulting firms headquartered in Austria, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

525Companies

10,333Contacts tracked

5,332Verified emails

1,634Mobile numbers

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The 25 largest change management consulting firms based in Austria

Ranked by team size

Top 25 of 525 change management consulting firms based in Austria, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Oliver Wyman	Wein	5,001-10,000	8,336	4,538
2	Ventum Consulting	Vienna	51-200	115	4
3	Xenium AG	Salzburg	51-200	68	44
4	Bachert&partner	Wien	51-200	54	38
5	Syngroup Management Consulting	Wien	51-200	50	27
6	DIE Umsetzer Gmbh	Vienna	11-50	36	18
7	Primas Consulting	n/a	11-50	31	19
8	Seqis Gmbh	Wien	11-50	29	20
9	Beratergruppe Neuwaldegg	n/a	11-50	27	19
10	Clavis	Bregenz	11-50	27	12
11	Thirtysix Degrees Consulting Gmbh	Wien	51-200	27	11
12	And-Us Gmbh	Wien	11-50	26	18
13	Hrdiamonds	n/a	11-50	25	18
14	Sourcing International	n/a	11-50	25	15
15	Vienesse Consulting	n/a	11-50	25	15
16	BAB Unternehmensberatung Gmbh	Wien	51-200	24	17
17	42virtual	Wien	11-50	21	14
18	sprungkraft.consulting	Wien	11-50	21	8
19	Connex.Cc DI Hadek Gmbh	Vienna	11-50	19	12
20	Advicum Consulting	Linz	11-50	18	15
21	Poesis Consulting Gmbh	Klaus	11-50	18	13
22	Pmcc Consulting Gmbh	Graz	11-50	18	9
23	Repuco Unternehmensberatung Gmbh, Part Of MSG Advisors	Wien	11-50	17	6
24	Business Gladiators	Vienna	11-50	16	1
25	Doujak Corporate Development	n/a	11-50	15	7

Showing 25 of 525 change management consulting firms based in Austria

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Change management consulting firms based in Austria at a glance

As of Aug 28, 2026

1-10Median size (employees)

WienLargest hub · 127 HQs

1,634Contacts with mobile numbers

23Emails re-verified in last 30 days

Companies by employee count

1-10

440

11-50

51-200

5,001-10,000

Change management consulting firms by metro

Metro	Companies
Change management consulting firms in Wien	127
Change management consulting firms in Vienna	71
Change management consulting firms in Linz	30
Change management consulting firms in Salzburg	24
Change management consulting firms in Graz	19
Change management consulting firms in Innsbruck	14
Change management consulting firms in Baden	6

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “change management consulting firms”, with match quality audited by blind human judging, and headquartered in Austria.
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: Contact records re-verify on a rolling cadence; 23 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many change management consulting firms are there based in Austria?

There are 525 change management consulting firms headquartered in Austria as of August 2026 (RevenueBase).

What is the largest company on this list?

Oliver Wyman, headquartered in Wein, tops this list with the largest team on record.

Which city has the most change management consulting firms?

Wien leads with 127 headquartered companies, followed by Vienna (71) and Linz (30).

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 5,332 verified decision-maker contacts tracked across these 525 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.