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A1 Telekom Austria Group's Overview

Total employees11751
HeadquartersVienna
Founded1887

A1 Telekom Austria Group is a leading provider of digital services and telecommunication solutions in Central and Eastern Europe. With a strong presence in seven countries: Austria, Bulgaria, Croatia, Belarus, Slovenia, North Macedonia, and Serbia, the group offers a comprehensive portfolio including voice telephony, high-speed broadband internet, multimedia services, data and IT solutions, wholesale, and mobile payment solutions. Committed to sustainability and innovation, A1 Telekom Austria Group aims to empower digital life for its millions of customers and drive the digital transformation across the CEE region.

Where is A1 Telekom Austria Group's Headquarters?

A1 Telekom Austria Group officeA1 Telekom Austria Group officeA1 Telekom Austria Group officeA1 Telekom Austria Group office
*Images sourced via web search. Rights belong to original owners

HQ Function

Serves as the central hub for strategic management, corporate governance, financial control, and coordination of the group's international operations across its CEE markets.

Notable Features:

The A1 Campus is a modern, eco-friendly office complex designed to foster collaboration and innovation. It features open-plan workspaces, state-of-the-art technology, recreational areas, and green spaces. It's known for its sustainable architecture and energy efficiency.

Work Culture:

The work culture at A1 Campus emphasizes innovation, teamwork, diversity, and a customer-centric approach. It promotes agile working methods and continuous learning to adapt to the fast-paced digital landscape. Employees often benefit from flexible work arrangements and a focus on work-life balance.

HQ Significance:

The A1 Campus represents the company's commitment to modernity, technological leadership, and providing an inspiring work environment. It acts as the nerve center for its operations in Austria and its CEE subsidiaries, driving its vision for a digital future.

Values Reflected in HQ: Innovation, sustainability, collaboration, connectivity, and future-orientation are reflected in the design and functionality of the A1 Campus.

Location:

A1 Telekom Austria Group operates primarily in Central and Eastern Europe, with a significant presence in seven countries: Austria, Bulgaria, Croatia, Belarus, Slovenia, North Macedonia, and Serbia. Its global functions include providing international roaming services for its customers, offering wholesale services to international carriers (voice, data, signaling), and supporting multinational corporations with cross-border ICT solutions and digital services within its operational footprint. The group also engages in international partnerships for technology development and innovation.

Street Address:

Lassallestrasse 9

City:

Vienna

State/Province:

Vienna

Country:

Austria

A1 Telekom Austria Group's Global Presence

Sofia, Bulgaria

Address: 1 Kukush Str., Serdika Offices, 1309 Sofia, Bulgaria

To lead A1's market presence in Bulgaria, drive local digital transformation initiatives, and provide comprehensive telecommunication solutions tailored to the Bulgarian market.

Zagreb, Croatia

Address: Vrtni put 1, 10000 Zagreb, Croatia

To manage and expand A1's operations in Croatia, focusing on innovation in digital services, network quality, and customer experience for the Croatian market.

Minsk, Belarus

Address: Internacyjanaĺnaja St 36-1, Minsk, 220030, Belarus

To deliver advanced telecommunication and digital services in Belarus, focusing on network development and customer satisfaction within the specific regulatory and market environment.

Ljubljana, Slovenia

Address: Šmartinska cesta 134B, 1000 Ljubljana, Slovenia

To strengthen A1's competitive position in Slovenia by providing innovative communication services and excellent customer care to Slovenian users.

Buying Intent Signals for A1 Telekom Austria Group

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of A1 Telekom Austria Group

As of April 2025, A1 Telekom Austria Group' leadership includes:

Thomas Arnoldner - Chief Executive Officer (CEO), A1 Group
Alejandro Plater - Chief Operating Officer (COO), A1 Group
Sonja Wallner - Chief Financial Officer (CFO), A1 Group
Marcus Grausam - CEO A1 Austria

Investors of A1 Telekom Austria Group

A1 Telekom Austria Group has been backed by several prominent investors over the years, including:

América Móvil
Österreichische Beteiligungs AG (ÖBAG)

Executive New Hires/Exits in the Last 12 Months

Hire1
Exits1

Over the past 12 months, A1 Telekom Austria Group saw a significant change in its finance leadership with the appointment of Sonja Wallner as CFO, succeeding Siegfried Mayrhofer. There were no other publicly announced major hires or exits at the Group's top executive board level during this period.

Departures

Siegfried Mayrhofer, Siegfried Mayrhofer departed from his position as CFO of A1 Telekom Austria Group.

New Appointments:

Sonja Wallner, Sonja Wallner assumed the role of Chief Financial Officer for A1 Telekom Austria Group.

Technology (Tech Stack) used by A1 Telekom Austria Group

Discover the tools A1 Telekom Austria Group uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

A1 Telekom Austria Group Email Formats and Examples

A1 Telekom Austria Group commonly uses the email format [first].[last]@a1.group for group-level communications and [first].[last]@a1.at for Austria-specific roles. Variations might exist for different countries or departments, but these are the most prevalent.

[first].[last]@a1.group

Format

max.mustermann@a1.group

Example

85%

Success rate

News and media

A1 Group Investor RelationsMay 8, 2024

A1 Group: Solid start to 2024 with revenue and EBITDA growth

A1 Group announced a solid start to 2024, reporting growth in both total revenues (up 2.1% to EUR 1,287.1 million) and EBITDA (up 3.5% to EUR 465.6 million) for Q1. This performance was driven by strong service revenue growth across most markets....more

A1 Group Investor RelationsFebruary 21, 2024

A1 Group delivers strong FY23 results and proposes higher dividend

A1 Group reported strong financial results for the full year 2023, with total revenues increasing by 5.0% to EUR 5,302.5 million and EBITDA up by 5.6% to EUR 1,939.7 million. The Management Board proposed an increased dividend of EUR 0.41 per share....more

A1 Group PressNovember 27, 2023

A1 Group successfully places EUR 500 million Bond

A1 Group announced the successful placement of a EUR 500 million senior, unsecured bond with a coupon of 4.75% and a maturity of seven years. The proceeds will be used for general corporate purposes, including refinancing existing debt....more

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