Company lists · Data verified August 2026

Top 25 Business consulting firms based in Austria

Name: Business 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 740 companies tracked

There are 740 business consulting firms headquartered in Austria (RevenueBase, August 2026). RevenueBase tracks 11,591 professional contacts across them, including 5,889 with verified work emails and 1,654 with mobile numbers. Wien is the largest hub.

This list covers business 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.

740Companies

11,591Contacts tracked

5,889Verified emails

1,654Mobile numbers

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The 25 largest business consulting firms based in Austria

Ranked by team size

Top 25 of 740 business 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	EFS Consulting	n/a	201-500	306	178
3	Ventum Consulting	Vienna	51-200	115	4
4	Adesso Austria Gmbh	Graz	51-200	110	76
5	Eurogroup Consulting Deutschland	Wien	51-200	100	71
6	Uniforce	Wien	51-200	75	46
7	Kobaltblau Management Consultants	Wien	51-200	72	26
8	Xenium AG	Salzburg	51-200	68	44
9	Bachert&partner	Wien	51-200	54	38
10	Syngroup Management Consulting	Wien	51-200	50	27
11	MMG Management Consulting	n/a	11-50	28	19
12	TCI Consult Gmbh	Wien	51-200	28	14
13	Stepchange Consulting	Vienna	11-50	27	18
14	And-Us Gmbh	Wien	11-50	26	18
15	Rothbaum Consulting Engineers Gmbh	Linz	11-50	26	17
16	SHS Unternehmensberatung Gmbh	Wien	11-50	25	19
17	JFJ Gmbh	Burgkirchen	11-50	25	12
18	BMC Strategy Consultants	n/a	11-50	24	19
19	BAB Unternehmensberatung Gmbh	Wien	51-200	24	17
20	MCP Consulting Group LTD	Wals-Siezenheim	11-50	20	15
21	Prodinger Beratung	Bad Hofgastein	51-200	19	11
22	Contrast Ernst & Young Management Consulting Gmbh	Wien	51-200	19	3
23	Advicum Consulting	Linz	11-50	18	15
24	Kienbaum Consultants Austria Gmbh	Wien	11-50	18	11
25	Doujak Corporate Development	n/a	11-50	15	7

Showing 25 of 740 business consulting firms based in Austria

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Business consulting firms based in Austria at a glance

As of Aug 28, 2026

1-10Median size (employees)

WienLargest hub · 171 HQs

1,654Contacts with mobile numbers

26Emails re-verified in last 30 days

Companies by employee count

1-10

605

11-50

106

51-200

201-500

5,001-10,000

Business consulting firms by metro

Metro	Companies
Business consulting firms in Wien	171
Business consulting firms in Vienna	102
Business consulting firms in Linz	43
Business consulting firms in Graz	29
Business consulting firms in Salzburg	27
Business consulting firms in Innsbruck	20
Business consulting firms in Dornbirn	8

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 “business 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; 26 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 business consulting firms are there based in Austria?

There are 740 business 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 business consulting firms?

Wien leads with 171 headquartered companies, followed by Vienna (102) and Linz (43).

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 5,889 verified decision-maker contacts tracked across these 740 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.