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Egon AG 

Zurich · Since 2009

The Egon AG company offers energy solutions and services in the field of renewable energies, particularly in the areas of photovoltaics, solar thermal energy, heat solutions and electromobility. The core activities include the development and implementation of energy monitoring systems, the management and billing of virtual ZEV systems (association for self-consumption) as well as the provision of training and webinars for installers and administrations.

Ehrenreich AG 

Zurich · Since 2018

The company provides interim management services, where experienced managers are deployed to companies for a specific period to take over and implement specific projects or tasks. The core activity of the company involves providing interim managers who support companies in implementing changes, increasing productivity and customer satisfaction, as well as solving specific problems. The interim managers take on tasks such as project management, process optimization, change management, personnel development, and financial management.

Eichenberger, Treuhand & Revisions AG 

Zurich · Since 1984

The core activity of Eichenberger Treuhand & Revisions AG is the provision of services in the fields of auditing, tax consulting, accounting, human resources and legal consulting, particularly for private individuals and companies in Switzerland. The specific activities include: accounting and financial accounting, tax consulting and tax returns, human resources and payroll accounting, legal consulting and company formation, auditing and revision. The company thus offers comprehensive services for companies and private individuals in the areas of finance, law and administration.

EK Energiekonzepte AG 

Zurich · Since 2007

The core activity of EK Energiekonzepte AG is the provision of services in the field of sustainable energy and construction projects. This includes in particular: Sustainable building, building ecology and certifications, building physics and room acoustics, circular economy and circular construction, lighting planning, condition and potential analyses, energy concepts, expert opinions, measurements and simulations, energy consulting for public authorities and companies, energy efficiency and climate protection in companies. The company supports customers in planning, implementing and optimizing energy and construction projects, with the goal of developing sustainable and efficient solutions.

Ekinci Architekten GmbH 

Zurich · Since 2019

The core activity of Ekinci Architekten GmbH is the provision of architectural services.

ELEKS Switzerland GmbH 

Zurich · Since 2021

ELEKS Switzerland GmbH provides enterprise software development and technology consulting, offering services such as custom application development, cloud migration, data and AI solutions, cybersecurity, and quality assurance and support.

Elektro Peter Anliker AG 

Zurich · Since 2022

The core activity of Elektro Peter Anliker AG is the provision of electrical services, including inspections and 24-hour service, as electricians for private and possibly also commercial customers.

Elektro Zgraggen 

Zurich · Since 1980

The core activity of Elektro Zgraggen is the provision of services in the field of electrical installations, including high-voltage and low-voltage systems, lighting, telephone and internet networks, as well as maintenance and renovation work.

elliott AG 

Zurich · Since 2016

The core activity of elliott AG is the provision of communication services, particularly in the areas of public relations (PR) and digital marketing, with a focus on culture and values. The company designs, plans and implements communication activities for clients from various industries, including culture, entertainment, art and economy.

Elmazi Group GmbH 

Zurich · Since 2017

The core activity of Elmazi Group GmbH is the installation and maintenance of floor coverings, including: installation of various floor coverings such as parquet, cork, PVC, linoleum, rubber and carpeting; application of UV parquet sealants; basic cleaning of elastic coverings and subsequent UV coating; renovation of old parquet. The company thus offers comprehensive services for the maintenance and renewal of floor coverings.