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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.

Rotho Blaas Schweiz GmbH 

Zug · Since 2022

Rotho Blaas Schweiz GmbH is listed on the Rothoblaas website as a subsidiary and contact point. The parent company plans, manufactures and distributes technical solutions for timber construction, including mechanical and chemical fasteners, airtightness and sealing products, sound insulation, passive fire protection and fall-protection systems, as well as machines, tools, technical support and training.

Roth Systems Consulting GmbH 

Zug · Since 2002

The core activity of Roth Systems Consulting GmbH encompasses four main areas: 1. **IT Consulting**: The company provides consulting services for IT projects to support businesses in planning and implementing IT solutions. 2. **Software Development**: Roth Systems Consulting develops customized software solutions for businesses, including database development, application development, and maintenance of existing applications. 3. **Web Presence**: The company offers services for creating and maintaining websites, including search engine optimization, content creation, and web design. 4. **Marketing**: Roth Systems Consulting supports businesses in developing marketing strategies, including content marketing, communication, social media, and workflow systems. Overall, the company focuses on providing IT solutions and services to support businesses in digitizing and optimizing their business processes.

Rothusmatt & Partner AG 

Zug · Since 2011

The core activity of rothusmatt & partner ag is advising and supporting companies in overcoming financial challenges and improving their capital structure. This includes analyzing the causes of financial problems, developing strategies to improve the financial situation, and supporting the implementation of these strategies.

Rowing8 AG 

Zug · Since 2023

Rowing8 AG provides B2B revenue growth management and acceleration services, advising founders of B2B SaaS and AI startups on the transition from founder-led sales to scalable sales organizations. Services include strategic, tactical and operational consulting, coaching sprints, staged engagement models (Do-it-Yourself, Done-with-You, Done-for-You), the companion software FUNKY bont and the Funky Flywheels Show podcast.

Royal Capital Investment Holding AG 

Zug · Since 2023

Royal Capital Investment Holding AG is an international project integrator coordinating global initiatives in energy, industry, and logistics. The company provides end-to-end services including design, strategic financing, logistics, operations, and delivery of turnkey industrial and energy systems through a global alliance.

Royal Cook Club, Alavi 

Zug · Since 2018

The core activity of the company "Royal Cookclub" in Zug, Switzerland, includes the provision of: * Cooking classes for adults and children * Fresh and healthy lunches and dinners for companies, families and friends * Catering services for special occasions and events * Weekly lunch and dinner menus, prepared, cooked and delivered.

RPS Group Switzerland GmbH 

Zug · Since 2024

RPS Group Switzerland GmbH provides technical and consulting services including advisory and management consulting, planning and approvals, environmental and engineering services, laboratory analysis, and project and program management. The company serves clients in the property, energy, transport, water, resources, defence and government sectors.

RROMA FOUNDATION 

Zug · Since 1994

The core activity of the company 'Rroma Foundation' is to support and promote the Roma population in various Eastern European countries. The foundation reviews submitted projects and activities and procures funds for the implementation of these projects. It is also responsible for public relations and informing the public about the situation of the Roma in various countries.

RS DYNAMICS GmbH 

Zug · Since 2010

The core activity of RS DYNAMICS is the development and manufacture of specialized devices and technologies for various application areas, in particular: 1. Security: Explosive and drug detection devices, as well as combination devices for the detection of explosives and radioactive materials. 2. Earth Sciences: Technology and instruments for mapping and monitoring soil and groundwater pollution. 3. Medical Technology: Devices for the early detection of cancer, particularly breast cancer, as well as instruments to support researchers in medical technology. The company also offers customer-specific solutions and services in these areas.

RTH AG 

Zug · Since 1991

The core activity of RTH AG is the provision of administrative and tax services for Swiss companies, including company formation, tax consulting, organization and IT services.

Rudischhauser Consulting + Marketing 

Zug · Since 1996

Rudischhauser Consulting + Marketing provides trustee services, real estate brokerage and business consulting. Services include company administration and management including bookkeeping and tax matters, as well as family office mandates and coordination of interests.

Rudischhauser Treuhand 

Zug · Since 1999

Rudischhauser Treuhand provides trustee services, real estate brokerage and business consulting. The website lists company administration including bookkeeping and tax matters, as well as family office mandates and coordination of interests.

Ruedi Leuppi Stiftung Elfenbeinküste 

Zug · Since 2005

The company's core activity is to support and finance humanitarian projects in the healthcare sector, particularly the establishment and equipment of a urology department and the training of local medical staff at the hospital in Dabou, Ivory Coast.

Runa Advisors GmbH 

Zug · Since 2018

The core activity of Runa Advisors is to advise and support family-owned businesses and high net worth individuals (Ultra High Net Worth Individuals) on matters of wealth management, succession planning, tax planning, and investments. The company offers a range of services, including: wealth management and consulting, succession planning and consulting, tax planning and consulting, investment consulting and brokerage, support in the establishment and management of Family Offices, and access to a network of family-owned businesses and investors. The company positions itself as an independent advisor, not tied to banks or other financial institutions, and offers its clients individualized and flexible consulting services.