Search the
company directory

Energiegenossenschaft Aarenau Süd 

Aarau · Since 2021

The core activity of the company 'Energiegenossenschaft Aarenau Süd' is the generation, storage, distribution and sale of electricity from renewable sources, in particular through the use of solar power.

EneriXpert AG 

Aarau · Since 2011

The core activity of EneriXpert AG is the consulting and optimization of energy and building technology in buildings, particularly in the development of forward-looking energy concepts, the implementation of energy checks, the creation of energy concepts and the implementation of projects with interdisciplinary teams.

Engineering Trading Solutions - ET Solutions AG 

Aarau · Since 2014

The company offers a wide range of services and products across various industries, including: Engineering and Services: The company provides engineering services and solutions in the fields of measurement, control, and motion technology. Metal Solutions: The company offers services from design to delivery of metal products. Plants Solutions: The company provides solutions for the needs of industrial customers, including design, manufacturing, and delivery of plants. E-Trade Portfolio: The company offers a broad spectrum of products, including road construction machinery, electric motors, measurement and control technology, material flow devices, metal casting products, variable speed drives and soft starters, wear parts, and consumables. E-Projects Portfolio: The company offers solutions for various projects, including asphalt plants, concrete plants, CEMS solutions, industrial automation solutions, steel structure projects, weighing and inspection systems. E-Services Portfolio: The company offers various services, including EVS20 systems, drive services, gas analysis services, calibration services, spare parts, and retrofit services. The core activity of the company can be described as engineering, manufacturing, and delivery of products and services in the fields of measurement, control, and motion technology, metal processing, and industrial automation.

Enzian Health Group AG 

Aarau · Since 2022

The core activity of Enzian Health is to support and strengthen medical practices and basic care in the healthcare sector. This includes providing business management expertise, relieving doctors and practice staff of administrative tasks, promoting skilled personnel and modern infrastructure, as well as developing innovative care models. The goal is to ensure high-quality and accessible medical care for all.

Ernst & Young AG 

Aarau · Since 2009

Ernst & Young AG provides assurance (audit), tax, consulting and transaction advisory services, as well as legal, technology, sustainability and managed services to organisations across various industries.

ESAG Escrow Services AG 

Aarau · Since 2003

The core activity of ESAG Escrow Services AG is the provision of escrow services, particularly in the areas of software applications and trust services. This includes the secure deposit of source codes, the management of software licenses, and the provision of trust services for companies and institutions from various industries, such as finance and insurance, healthcare, transportation, and logistics.

Eschmann GmbH 

Aarau · Since 2009

The core activity of Eschmann GmbH is the provision of architectural services, including planning, visualization and project development for various construction projects such as residential and commercial buildings, multi-family houses, clinics and hotels.

ESS EnergieService Schweiz GmbH 

Aarau · Since 2024

ESS EnergieService Schweiz GmbH provides tailored residential solar energy solutions, including consultation, site and consumption assessment, system planning, component supply, installation and commissioning. The company coordinates delivery and installation with Swiss specialist partners and states the use of tested components with performance warranties.

e-sy AG 

Aarau · Since 2019

The core activity of e-sy AG is to provide services in the field of intelligent measurement, control and information systems for distribution network operators, particularly in connection with the introduction of smart meters and the implementation of regulatory requirements for the Energy Strategy 2050. This includes, among other things, support for the procurement and operation of smart meters, the collection and management of personal data, and the certification of systems to ensure data protection compliance.

eta systems GmbH 

Aarau · Since 2018

eta systems GmbH manufactures LED luminaires and develops associated power supplies, controllers, and converters. The company emphasizes repairable designs, single‑material plastic components for recycling, offers a buy‑back program, and provides product documentation and a webshop.

Euro Computer Ramesch GmbH 

Aarau · Since 2002

The company is an online electronics specialist retailer offering a wide range of products including computers, notebooks, smartphones, accessories, electronic devices and services such as repairs and maintenance. The company's core activity is the sale and marketing of electronic products and services through an online platform.

EVU Treuhand AG 

Aarau · Since 2020

The core activity of EVU Treuhand AG is the provision of trust services, particularly in the areas of: accounting and financial reporting, controlling, tax consulting for private and legal entities, audit and financial statement preparation, management and board of directors consulting, support for companies in restructuring, mergers and acquisitions, and financing and investment consulting. The company specializes in meeting the needs of Swiss energy and utility companies as well as small and medium-sized enterprises (SMEs).

EVU Partners AG 

Aarau · Since 2010

The company is a consulting firm specializing in the areas of energy, transportation, and industry. The company's core activity is advising clients in these sectors, particularly in the areas of finance, transactions, regulation, and strategy. The company offers services such as coaching, sparring, project management, implementation, and operational support to support clients in solving complex challenges and achieving their goals.

Extranova GmbH 

Aarau · Since 2023

Extranova GmbH is an organisational consultancy offering integral organisational development and transformation support, including purpose and vision work, brand development and agile practices. Services include coaching, mentoring, workshops, trainings and educational programmes, using methods such as systems theory, human‑centered design, sociocracy and Theory U.

Fankhauser Beratungen GmbH 

Aarau · Since 2007

The company's core activity is providing psychosocial counseling and mediation services by a certified psychosocial counselor and mediator.

FaunaAI GmbH 

Aarau · Since 2023

FaunaAI GmbH uses artificial intelligence to assess animal emotional states by analyzing facial expressions, body posture and vocalizations. The company develops algorithms for emotion analysis and provides objective assessment data for pet owners, veterinarians and research collaborators.

FC Aarau AG 

Aarau · Since 2003

The company's core activity is the sale of fan articles and tickets for football matches, particularly for FC Aarau, through an online shop and a mobile app.

Fertigung24 AG 

Aarau · Since 2018

Fischer.Peterhans Architekten ETH SIA GmbH 

Aarau · Since 2004

The core activity of Fischer.Peterhans GmbH is the provision of architectural services.

fischteich Ausstellungskonzeption und Szenografie Peter Kuntner 

Aarau · Since 2024

The core activity of fischteich is the conception and realization of productions in various formats, including exhibitions, audio plays, audio installations, videos and live acts, as well as providing services in the fields of scenography, dramaturgy, design and conception.