Company lists · Data verified August 2026

Top 10 Advertising law firms based in Wien, Austria

Name: Advertising law firms based in Wien, Austria
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 26 companies tracked

There are 26 advertising law firms headquartered in Wien, Austria (RevenueBase, August 2026). RevenueBase tracks 209 professional contacts across them, including 82 with verified work emails and 5 with mobile numbers. Wien is the largest hub.

This list covers advertising law firms headquartered in Wien, 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.

26Companies

209Contacts tracked

82Verified emails

5Mobile numbers

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The 10 largest advertising law firms based in Wien, Austria

Ranked by team size

Top 10 of 26 advertising law firms based in Wien, 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	Haslinger Nagele	Wien	51-200	69	45
2	BLS Rechtsanwälte Gmbh	Wien	51-200	26	20
3	Höhne, In DER Maur & Partner Rechtsanwälte Gmbh & CO KG	Wien	11-50	15	2
4	Singer Fössl Rechtsanwälte OG	Wien	11-50	10	5
5	Knyrim Trieb Attorneys At LAW	Wien	11-50	9	2
6	Haider Obereder Pilz Rechtsanwält Innen Gmbh	Wien	1-10	8	1
7	Preslmayr Rechtsanwälte OG	Wien	1-10	5	3
8	Patentanwälte Barger, Piso & Partner	Wien	1-10	3	1
9	Rechtsanwalt Filip Frank	Wien	1-10	3	1
10	MS Legal Milchrahm Stadlmann Rechtsanwälte	Wien	1-10	2	2

Showing 10 of 26 advertising law firms based in Wien, Austria

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Advertising law firms based in Wien, Austria at a glance

As of Aug 28, 2026

1-10Median size (employees)

WienLargest hub · 26 HQs

5Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Advertising law firms by metro in Austria

Metro	Companies
Advertising law firms in Wien	26
Advertising law firms in Graz	7
Advertising law firms in Vienna	4
Advertising law firms in Innsbruck	3
Advertising law firms in Linz	3
Advertising law firms in Salzburg	2
Advertising law firms in Villach	1

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 “advertising law firms”, with match quality audited by blind human judging, and headquartered in Wien, 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; 0 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 advertising law firms are there based in Wien, Austria?

There are 26 advertising law firms headquartered in Wien, Austria as of August 2026 (RevenueBase).

What is the largest company on this list?

Haslinger Nagele, headquartered in Wien, tops this list with the largest team on record.

Which city has the most advertising law firms?

Wien leads with 26 headquartered companies, followed by Graz (7) and Vienna (4).

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 82 verified decision-maker contacts tracked across these 26 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.