Company lists · Data refreshed September 2026

Top 25 Energy and infrastructure law firms based in Austria

RevenueBase identified 148 energy and infrastructure law firms headquartered in Austria as of September 2026 and tracks 3,315 professional contacts across them, including 1,419 with verified work emails. Wien is the largest hub.

This list covers energy and infrastructure law firms headquartered in Austria, 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 28, 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 28, 2026 86% judged on-target in blind review
148Companies
3,315Contacts tracked
1,419Verified emails
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The 25 largest energy and infrastructure law firms based in Austria

Ranked by team size
Top 25 of 148 energy and infrastructure law firms based in Austria, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to energy and infrastructure law firms: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceVienna, AustriaHQ checked Sep 28, 202651-200111 contacts →

Partial evidence

“E+H is an internationally operating commercial law firm.”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceFeldkirch, AustriaHQ checked Sep 28, 202651-20073 contacts →

Indirect evidence

“Since 1992, BHM INGENIEURE has been working as an interdisciplinary engineering company on national as well as international assignments with a focus on industry, transportation…”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceLinz / Vienna, AustriaHQ checked Sep 28, 202651-20069 contacts →

Partial evidence

“We are a law firm specialised in business and corporate law.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceVienna, AustriaHQ checked Sep 28, 202651-20068 contacts →

Indirect evidence

“LEGAL FOR BUSINESS - Making the best decisions for your company's success will be very easy.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceLinz, AustriaHQ checked Sep 28, 202651-20068 contacts →

Indirect evidence

“ICON Wirtschaftstreuhand GmbH is a Legal Services company located in Stahlstrasse 14, Linz, Upper Austria, Austria.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceWien, AustriaHQ checked Sep 28, 202651-20054 contacts →

Indirect evidence

“Wir sind die Auftraggeber:innen-Kanzlei.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceVienna, AustriaHQ checked Sep 28, 202651-20041 contacts →

Indirect evidence

“Based in Vienna, Austria, DSC Doralt Seist Csoklich provides 360° legal services.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceWien, AustriaHQ checked Sep 28, 202651-20041 contacts →

Indirect evidence

“Anwält:innen am Puls der Zeit FSM Rechtsanwälte wurde im Jahr 2017 mit dem Anspruch gegründet, hervorragende juristische Beratung neu und zeitgemäß zu denken.”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceVienna, AustriaHQ checked Sep 28, 202611-5039 contacts →

Partial evidence

“KNOETZL HAUGENEDER NETAL Rechtsanwaelte GmbH is a leading Austrian law firm providing the highest quality of advocacy in high profile disputes in front of courts and international…”

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidenceVienna, AustriaHQ checked Sep 28, 202651-20038 contacts →

Partial evidence

“BRAUNEIS ATTORNEYS AT LAW (formerly bkp attorneys at law) is a highly regarded law firm with a strong reputation for providing excellent legal services in Austria.”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceVienna, AustriaHQ checked Sep 28, 202651-20037 contacts →

Indirect evidence

“PHH Rechtsanwält:innen ist eine der führenden Wirtschaftskanzleien Österreichs und international als solche mehrfach ausgezeichnet.”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceWien, AustriaHQ checked Sep 28, 202611-5036 contacts →

Indirect evidence

“Vergaberecht neu denken“ ist unser Versprechen.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceVienna, AustriaHQ checked Sep 28, 202611-5032 contacts →

Indirect evidence

“Close cooperation.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceWien, AustriaHQ checked Sep 28, 202651-20028 contacts →

Indirect evidence

“Die HSP Rechtsanwält:innen GmbH zählt zu den führenden international orientierten Rechtsanwaltskanzleien Österreichs mit Sitz in Wien.”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceWien, AustriaHQ checked Sep 28, 202651-20026 contacts →

Partial evidence

“BLS Rechtsanwälte has more than 50 years of experience in all fields of commercial law and is to be found in the very heart of Vienna at Kärntner Straße 10.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceVienna, AustriaHQ checked Sep 28, 202611-5025 contacts →

Indirect evidence

“Welcome to ZEILER.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceWien, AustriaHQ checked Sep 28, 202611-5025 contacts →

Partial evidence

“KPMG Law - Buchberger Ettmayer Rechtsanwälte GmbH eine unabhängige und eigenständige Kanzlei, die durch die Kooperation mit KPMG und deren Geschäftsbereichen Audit, Tax und…”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceVienna, AustriaHQ checked Sep 28, 202611-5023 contacts →

Indirect evidence

“Das Vergaberecht liegt in unserer DNA.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceVienna, AustriaHQ checked Sep 28, 202611-5022 contacts →

Indirect evidence

“Müller Partner ist eine Wirtschaftsanwaltskanzlei mit ganzheitlicher Problemlösungskultur.”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceLinz, AustriaHQ checked Sep 28, 202611-5021 contacts →

Indirect evidence

“BEURLE Rechtsanwälte GmbH & Co KG steht für fachlich und menschlich höchste Beratungsqualität auf Augenhöhe.”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceVienna, AustriaHQ checked Sep 28, 202611-5021 contacts →

Partial evidence

“Pitkowitz & Partners, based in Vienna, is a leading commercial law firm with a strong international focus, providing legal advise at the highest level.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceGraz, AustriaHQ checked Sep 28, 202611-5018 contacts →

Indirect evidence

“We take care of your construction project from its beginning to its end: we create feasibility studies, basic designs, cost estimates, permit and tender designs as well as detail…”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceVienna, AustriaHQ checked Sep 28, 202611-5016 contacts →

Indirect evidence

“PERSÖNLICH.”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceWien, AustriaHQ checked Sep 28, 202611-5015 contacts →

Indirect evidence

“Höhne, In der Maur & Partner Rechtsanwälte: Mit Herz, Intelligenz und Professionalität.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceVienna, AustriaHQ checked Sep 28, 202611-5013 contacts →

Indirect evidence

“Wir wissen, dass Sie die beste Beratung verdient haben.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 148 energy and infrastructure law firms based in Austria

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Energy and infrastructure law firms based in Austria at a glance

As of Sep 28, 2026
42.8%Verified-email coverage
22.4Average contacts per company
11-50Median size (employees)
35.8%Largest-city concentration · Wien
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
65
11-50
62
51-200
17
1,001-5,000
1

Email recency for this list is measured worldwide rather than for Austria, so it is reported there. Company counts and contact totals on this page are exact for Austria, over 148 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 energy and infrastructure law firms, 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 Austria whose own description of what they do matches “energy and infrastructure law firms”. 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 energy and infrastructure law firms), 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 energy and infrastructure law firms, and records with no verified work email. Companies headquartered outside Austria 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, 1,419 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 28, 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.

Energy and infrastructure law firms by metro

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 energy and infrastructure law firms, 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 energy and infrastructure law firms are there based in Austria?

RevenueBase identified 148 energy and infrastructure law firms headquartered in Austria 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?

E H Attorneys-At-Law, headquartered in Austria, tops this list with the largest team on record.

Which city has the most energy and infrastructure law firms?

Wien leads with 53 headquartered companies, followed by Vienna (13) and Graz (12).

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 1,419 verified decision-maker contacts tracked across these 148 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 28, 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.