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Rotary-Stiftung Uster 

Uster · Since 1975

The company's core activity is the organization and implementation of humanitarian projects, events and activities within the framework of the Rotary Club, with the aim of promoting international understanding and peace on earth.

Roth Management AG 

Uster · Since 1998

The core activity of Roth Management AG is the rental of rental spaces and the management of real estate.

R/TV Burkhardt AG 

Uster · Since 1999

The core activity of R/TV Burkhardt AG is the sale, consulting, planning, installation and repair of entertainment electronics products such as TVs, hi-fi systems, satellite systems and other digital devices. The company also offers after-sales services such as maintenance, upkeep and repairs to ensure optimal and cost-effective service support for its customers.

Rubix Switzerland AG 

Uster · Since 2024

Rubix Switzerland AG supplies industrial components and provides services for industry, including rolling bearings, linear motion systems, conveying and drive technology, as well as plastics and sealing solutions. Its offering also includes spare-parts supply, assembly and maintenance, condition monitoring, inventory and procurement management, on-site INSITE support and emergency service.

Rudolf Streuli Marketing + Kommunikation 

Uster · Since 1998

Rudolf Streuli Marketing + Kommunikation provides fundraising and marketing services, including fundraising strategy, the development of detailed concepts and budgets, and support with implementation. Services include taking on specific fundraising tasks (e.g., acquisition and stewardship of major donors, planning and executing mailings), coaching, evaluation and agency briefing, personnel selection for fundraising roles, temporary assignments and troubleshooting, supported by a network of external specialists.

Rüegsegger Acoustics 

Uster · Since 2000

The company primarily deals with the sale and repair of loudspeakers and related components, such as drivers, crossovers, and speaker enclosures. It also offers replacement parts and accessories for loudspeakers. In addition, the company distributes electrical and electronic components, such as switches, relays, and light bulbs. Another core activity is the repair of loudspeakers, where the company also offers specialized services such as the creation of prospectuses and manuals.

ryffel + ryffel ag 

Uster · Since 2013

The core activity of ryffel + ryffel ag is the planning and design of outdoor spaces, particularly for public buildings such as school facilities, outdoor facilities for nursing homes and hospitals, cemetery facilities, square and street space design, as well as environmental planning for residential developments. In addition, the company also offers garden monument preservation reports and planting plans for private gardens.

Salzmann ImmobilienAnalyse 

Uster · Since 2014

The core activity of Salzmann ImmobilienAnalyse is the commercial analysis and valuation of real estate. This includes conducting financial flow analyses, income value, asset value and cash flow valuations, as well as determining life cycle costs and returns. The company supports customers in evaluating real estate investments, determining profitability and developing sustainability strategies.

Sanitas24 GmbH 

Uster · Since 2012

Sanitas24 is an online retailer specializing in cosmetics, particularly products containing snail slime extract. The company's core activity is the marketing and sale of skin care products, such as creams, gels, and other care products developed on the basis of snail slime extract.

SauberHome-Reinigungen Strasser 

Uster · Since 2022

The core activity of SauberHome is the provision of cleaning services, including: housekeeping, cleaning of apartments and office spaces, construction cleaning, and moving cleaning. The company offers flexible, reliable, and discreet services for small and medium-sized enterprises as well as private households.

Sauber Group Gebäudereinigung GmbH 

Uster · Since 2016

The core activity of Saubergroup GmbH is the provision of professional cleaning services for commercial, corporate, industrial and private customers. This includes in particular: interior and exterior cleaning of premises, glass and window cleaning, janitorial services and minor repairs, office and practice cleaning, and household cleaning services. The company uses environmentally friendly and biodegradable products and offers a 100% service guarantee.

SBT Real Estate AG 

Uster · Since 1929

Schaich GmbH 

Uster · Since 2016

The core activity of Schaich GmbH is property management and maintenance, including value preservation and the solution of current and future problems in these properties. The company thus offers services as a reliable partner for owners and administrations.

Schaufelberger René Consulting GmbH 

Uster · Since 2021

The core activity of Schaufelberger René Consulting GmbH is consulting, particularly data protection consulting.

Schildkrötli Swimmers GmbH 

Uster · Since 2024

The core activity of Schildkrötli Swimmers GmbH is the provision of swimming courses for children and adults, including specific offers such as baby swimming, nursery programs and aquafit courses.

Schmucki Agentur für Kommunikation AG 

Uster · Since 2009

The core activity of Schmucki Agentur für Kommunikation AG is the creation of marketing communication solutions for businesses, particularly in the Business-to-Business (B2B) sector. This includes the conception, design and development of digital and print media, such as websites, landing pages, microsites, corporate design, visual communication and texting. The company also offers consulting services in the areas of brand development, brand identity and digital communication.

Schreinerei Diener GmbH 

Uster · Since 2006

The company's core activity is the manufacture and sale of furniture and interior fittings, particularly tables, cabinets, chests of drawers, bookshelves, TV furniture, beds and other living and furnishing items made from various types of wood such as walnut, oak, chestnut and larch. The company also offers services in the field of interior design, including the installation of doors, sliding doors and glass sliding doors.

Schulana Schweiz GmbH 

Uster · Since 2017

schulstress GmbH 

Uster · Since 2024

The company Schulstress offers coaching, consulting and support for children, adolescents, parents and teachers in the field of school education and development. The core activities include: individual consultations and training for parents to optimally support their children; coaching and promotion for students to support them in coping with school demands and challenges; teacher consulting, lectures at schools and promotion planning, as well as further education and mediation for teachers; logopedics and speech therapy; socio-pedagogical support and care; crisis interventions and prevention. The company aims to support children, adolescents and adults in coping with school and personal challenges and to help them develop their strengths and abilities.

schwarz.brote, Inhaberin Birgit Schwarz 

Uster · Since 2020

schwarz.brote, Inhaberin Birgit Schwarz sells five gluten-free, vegan bread mixes under the 5LoB brand. The mixes are free from gluten, lactose and added sugar, produced to the company's recipes in the gluten-free department of the Meraner Mühle, and distributed via the online shop and selected retail partners.