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Rolf Hurni AG 

Zug · Since 2001

The core activity of ROLF HURNI is the planning and realization of interior architecture projects, particularly the design and implementation of living spaces, bathrooms, kitchens, and other living areas. The company offers creative solutions for renovation projects and the creation of individual living concepts tailored to the needs and wishes of its clients.

Romer Design GmbH 

Zug · Since 2024

The core activity of Romer Design GmbH is the provision of skilled craftsmanship services in the areas of painting, wallpapering and drywall construction.

ROM Immobilien 3 AG 

Zug · Since 2012

ROM Projekt AG 

Zug · Since 2010

The core activity of ROM Immobilien AG is the investment, development, planning and realization of real estate projects across the entire real estate sector, both nationally and internationally. This includes the development of new buildings and the optimization of existing properties in the areas of residential and commercial construction, logistics and office space, as well as the management and administration of real estate portfolios.

Lonvia GmbH 

Zug · Since 2022

The core activity of Roomzly is the provision of services in the field of design and realization of real estate projects, including: Design and Build, Interior Design, and 3D visualizations. The company also offers project management services to support customers in the implementation of their real estate projects.

Röösli Architekten AG 

Zug · Since 2008

Röösli Architekten AG provides architectural and general planning services across all phases of the SIA service model, including strategic planning, feasibility studies and execution planning. The firm also offers cost and construction management, colour and material concepts, expertise for historic and listed buildings, and building consulting.

Rordorfscher Familienfonds 

Zug · Since 1973

Rordorfscher Familienfonds is a foundation that applies income from its assets to support the economic and vocational advancement of family members, notably by granting scholarships to members and their children for theological studies and vocational training when the beneficiary or their parents are unable to cover the costs.

Crownhill Capital AG 

Zug · Since 2000

Crownhill Capital AG is an investment firm that provides capital, strategic support and network access to early‑stage technology and solution‑oriented startups. Its portfolio includes projects such as MosaicKey (adaptive encryption), qunode (blockchain‑based tokenisation) and journalistix (decentralised content verification platform).

Rosegg AG 

Zug · Since 1986

Rosetrust AG 

Zug · Since 1988

The company Rosetrust AG provides services in the field of international business and asset solutions. This includes the establishment and management of companies, foundations, associations and trust companies both in Switzerland and in other countries. They support clients in complying with legal and tax requirements and offer concierge services for families and companies, including relocation support.