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PRIVERA AG 

St. Gallen · Since 2000

PRIVERA AG is a real estate services provider offering property management, letting, brokerage, and construction and retail/site management. Its services include residential and commercial property management, condominium/co‑ownership administration, valuations, sustainability analyses, VAT advice and tenant services.

Proassur Versicherungs-Management AG 

St. Gallen · Since 1993

Proassur Versicherungs-Management AG provides independent insurance and pension advisory services, financial planning, and portfolio and risk analyses for private clients and businesses. Services include risk analysis, policy review, obtaining and negotiating competing offers, ongoing portfolio administration and claims support.

Pro Cura AG Revisions- und Treuhandgesellschaft 

St. Gallen · Since 1955

The core activity of PRO CURA AG is the provision of auditing and trust services, including accounting and administrative support.

Produktionsbüro Ost GmbH 

St. Gallen · Since 2011

The company Produktionsbüro Ost is an agency for event services that specializes in the planning, organization and implementation of events. The core activities include the conception, creation, planning and execution of events such as festivals, concerts, musical productions and other events. The company also offers consulting services and supports customers in the implementation of their events.

Pro Infirmis Kanton St. Gallen, Appenzell-Ausserrhoden und Appenzell-Innerrhoden (Zweigniederlassung) 

St. Gallen · Since 2010

Pro Infirmis Kanton St. Gallen, Appenzell-Ausserrhoden und Appenzell-Innerrhoden (Zweigniederlassung) provides advice, guidance and support to people with physical, psychological or cognitive disabilities and their relatives, offering services related to housing, employment and leisure to promote participation.

Prolan Systems AG 

St. Gallen · Since 1989

The core activity of prolan systems ag is IT consulting.

PROLICHT Schweiz GmbH 

St. Gallen · Since 2023

Prolicht is a manufacturer of lighting systems, particularly for outdoor lighting, and offers individually configurable lighting solutions for various application areas, such as architecture, landscape and garden lighting. The company's core activity encompasses the development, production and distribution of lighting systems that focus on efficiency, sustainability and aesthetics.

ProLiva Group AG 

St. Gallen · Since 2021

The company's core activity is the professional management of properties and apartments, including the administration of rental contracts, maintenance and repairs, as well as the handling of all financial matters. Additionally, the company offers services in the area of property development, management of property purchases and sales, and consulting for the search of real estate.

PROTONEA SENGER 

St. Gallen · Since 2016

The core activity of Protonea Senger is the development and distribution of consumer goods, particularly the creation of solutions for everyday problems by combining modern technologies from various fields such as optics, mechanics, electromagnetism and electronics with methods of data processing and control engineering.

PROVIDA Wirtschaftsprüfung AG 

St. Gallen · Since 2000

PROVIDA Wirtschaftsprüfung AG provides fiduciary, audit, tax and legal services as well as business consulting, including statutory audits, pension‑fund audits, accounting and payroll services, outsourcing, due diligence and IT audits.

P & S Frischknecht 

St. Gallen · Since 1992

P & S Frischknecht is an interior architecture firm. The practice is led by Peter Frischknecht (dipl. interior architect) and Susi Frischknecht (dipl. interior architect) and provides interior architecture services.

Psychotherapie Studerus GmbH 

St. Gallen · Since 2023

The company's core activity is the provision of psychotherapeutic services, including psychotherapy and psychological counseling, for adolescents, adults, couples and families, by a group of federally recognized psychotherapists and specialist psychologists.

psychoWare Software GmbH 

St. Gallen · Since 2008

The core activity of psychoWare Software GmbH is the development of software solutions for psychotherapeutic outpatient clinics and training centers in the German-speaking region. In particular, the company offers solutions for managing patient data, documenting therapy courses, billing services, and ensuring the quality of psychotherapeutic treatments.

Psych Spitex Ost GmbH 

St. Gallen · Since 2017

P & S Zahntechnik GmbH 

St. Gallen · Since 2017

The core activity of P & S Zahntechnik GmbH is dental technology, particularly prosthodontics.

Putztüfel Team GmbH 

St. Gallen · Since 2007

The core activity of Putzteufel is professional building cleaning, including move-out cleaning and maintenance cleaning for private individuals and companies.

QMware AG 

St. Gallen · Since 2020

The core activity of QMware is the development and provision of hybrid quantum computing solutions, in particular a quantum cloud platform that enables companies and organizations to leverage the possibilities of quantum computing to solve complex challenges in various fields such as industry, economy, research and science.

QSW Ingenieur Jürg Meier 

St. Gallen · Since 1997

The core activity of QSW Ingenieure is the planning, optimization and rehabilitation of water supply systems, including the design of reservoirs, pumping stations and groundwater facilities, as well as the creation of operating control systems and the implementation of quality assurance and management in the field of water supply.

QUANTUVIA AG 

St. Gallen · Since 2021

The core activity of Quantuvia AG is the development and provision of software solutions for the real estate and financial sectors, particularly with the products "Quantuvia xpert" and "Quantuvia immo".

Quellfrosch GmbH 

St. Gallen · Since 2024