Holding Companies

Process Insights Swiss Holding GmbH 

Wettingen · Since 2020

Procter & Gamble International Sàrl 

Petit-Lancy · Since 2019

Profent AG 

Schindellegi · Since 2005

Profidata Group AG 

Zug · Since 1998

Profidata Services AG 

Zurich · Since 2007

Profot Holding AG 

Muri Ag · Since 2022

Profot Holding AG provides retail and services for photography and advertising technology, selling photo and video equipment and consumables for the workflow from capture to print and finishing. Services include in‑house repairs, lab and printing (including large format), image archiving, and training workshops and coaching.

Project Octopus Development AG 

Rudolfstetten · Since 2018

Project Octopus Development AG is a real estate development project covering planning, construction design and implementation. The website also describes utilization concepts and sustainability considerations related to the project.

Projekt Interim Holding AG 

Zurich · Since 2020

Projekt Interim Holding AG arranges and manages interim uses of properties and offers short-term rentable spaces such as studios, offices, storage units, parking spaces, pop-up retail units and residential units. The company develops interim-use concepts for owners, selects temporary users and handles administrative and technical management until the property is returned; it operates in Switzerland, Germany and Austria.

Proman Investment Holdings I GmbH 

Wollerau · Since 2020

Proman Investment Holdings I GmbH is an entity within the Proman family of companies. Proman develops, produces, markets and distributes methanol, fertilizers and other natural gas‑derived products, covering value‑chain activities from project development and production to marketing and logistics.

Proman Investment Holdings II GmbH 

Wollerau · Since 2023

Proman Investment Holdings II GmbH is a company that produces and supplies methanol, fertilizer and other natural-gas-derived chemical products such as melamine. It operates with an integrated approach covering project development, production, marketing and logistics.

Proman Switzerland SA 

Yverdon-Les-Bains · Since 1999

Prona Holding AG 

Biel/Bienne · Since 2023

Prona Holding AG provides integrated engineering services, offering consulting and planning in environmental protection, occupational safety and building physics. Its business areas include buildings & settlements, industry & commerce, infrastructure & mobility, nature & landscape and applied research, with services such as environmental consulting, GIS/BIM and site protection.

Prontoplast Holding AG 

Wetzikon Zh · Since 2014

Prontoplast Holding AG provides plastics manufacturing services, including injection moulding, engineering and design, tool and mould making, prototyping, assembly and filling simulation. The company carries out quality controls, holds ISO 9001 and ISO 14001 certification and uses energy‑efficient production methods and sustainability measures.

Property Select GmbH 

Zurich · Since 2022

The core activity of Property Select GmbH is the investment in and management of real estate projects, particularly in the residential sector, but also in hotel and commercial properties, in Switzerland, Germany and Argentina. The company invests jointly with private investors in the context of club deals and takes over the active management of the investments until their successful completion.

Protectia AG 

Zurich · Since 1985

Protectia AG provides services in property investment and real estate consulting. These services include advisory on investment strategies and support for real estate transactions.

PSI CRO Holding AG 

Zug · Since 2006

PSI CRO Holding AG is a contract research organization (CRO) that plans and conducts Phase 2 and Phase 3 clinical trials, providing study design, patient enrollment and study management services. The company works across therapeutic areas including oncology, gastroenterology, hematology, cell and gene therapy, neurology, infectious diseases and radiopharmaceuticals, and offers digital platforms for feasibility analysis and site intelligence.

Puma Energy Colombia Holdings SA 

Geneva · Since 2014

Puma Energy Colombia Holdings SA is a corporate entity of the Puma Energy group active in the downstream energy sector. Puma Energy’s website states the group supplies fuels, lubricants and related services; in Colombia the company’s activities include retail service stations and commercial fuel solutions.

Puma Energy (Malawi) Holdings SA 

Geneva · Since 2010

Püntener Holding AG 

Henau · Since 2015

Purapipe Global AG 

Basel · Since 2021

Purapipe Global AG is a technology development company that provides systems, platforms and expertise for on-site production of seamless pipelines. The website states the produced pipelines are corrosion- and leakage-free and cites benefits including lower construction and operating costs, faster deployment and a reduced environmental footprint.