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Sciform GmbH 

Zurich · Since 2017

The core activity of Sciform GmbH is to advise and support companies, investors, and organizations in the development and implementation of Artificial Intelligence (AI) solutions. The company combines deep technical and mathematical expertise with ethical and business knowledge to develop tailored and successful AI solutions. The services include, among others, the development of AI strategies, the implementation of AI systems, and the conduct of AI workshops.

Scorproduction GmbH 

Zurich · Since 2002

The core activity of Scorproduction GmbH is the production of films and videos for various purposes, including advertising, television series, feature films, corporate videos, and social media spots. The company offers a complete service from conception to production to post-production and has a wide network of skilled professionals and technical resources.

Scyon Orthopaedics AG 

Zurich · Since 2003

The core activity of SCYON Orthopaedics AG is the development, manufacture and marketing of orthopaedic and traumatological implants, in particular plates and screws for the internal fixation of bone fractures, as well as hip endoprostheses. The company focuses on the development of innovative products that aim to preserve the body's biology and restore biomechanical function.

SEC Swiss Energy Consulting GmbH 

Zurich · Since 2008

The core activity of SEC Swiss Energy Consulting is the technical and economic consulting of utility companies, particularly in the field of energy supply, with a focus on network usage fees, electricity tariffs, regulatory management, accounting unbundling, controlling, commercial and energy economic services.

Sektor4 GmbH 

Zurich · Since 2001

The core activity of SEKTOR4 is lighting design and planning, particularly for architectural projects such as museums, restaurants, hotels and exhibition spaces. The company develops lighting concepts and designs, and offers manufacturer-independent consulting and planning services.

selecteve gmbh 

Zurich · Since 2016

selecteve gmbh is an event agency and project management firm that provides concept development, planning, organization and execution of events. Services include location scouting, show programming and direction, catering, decoration and provision of event staff.

selfImade GmbH 

Zurich · Since 2023

The core activity of selfimade GmbH is the rental and distribution of decorated selfie gondolas for events, corporate parties, tourist destinations, and festivals. These gondolas are equipped with a selfie box, allowing guests to take unique photos and share them directly on social networks. The company offers various decorations and themes for the gondolas, such as a jungle or alpine chalet atmosphere.

Senarclens, Leu + Partner AG 

Zurich · Since 1993

The company Senarclens, Leu + Partner AG is a consulting firm specializing in communication and project management services. The core activities include consulting, freelance work, management, project management and board of directors' activities, particularly in the areas of digital transformation and real estate.

Sera Architektur 

Zurich · Since 2021

siamak.ch Architekturbüro Siamak Ghoddoussi Shahneshin, AA, AIA, ETH, SIA 

Zurich · Since 2015

The core activity of SIAMAK Living Architecture (SLA) is the provision of services in the fields of architecture, design, planning and consulting, with a focus on sustainability, environment and social responsibility. The activities include: Architecture and design services, including the planning and design of buildings, apartments, public spaces and urban developments; Research and development in the fields of architecture, design and sustainability; Planning and consulting in the fields of urban planning, environment and ecology; Interior architecture and the design of spaces tailored to the needs and emotions of users. The company positions itself as a design-driven practice committed to creating sustainable and socially responsible solutions.

sibenaler.mca, Patrick Sibenaler, Agentur für Kommunikation + Gestaltung 

Zurich · Since 2011

The core activity of sibenaler.mca is consulting, conception and implementation of projects in the fields of communication, design, new media and architecture.

SICURTA AG 

Zurich · Since 2003

The core activity of Sicurta AG is the provision of financial services, particularly in the areas of corporate services, turnarounds, credit facilities and financing, and investments. The company offers consulting and management services to businesses and private individuals, supporting the implementation of financial solutions.

Side Effects AG 

Zurich · Since 2013

The core activity of Side Effects AG is the development and provision of 3D software solutions for the digital transformation of product and customer experiences across various industries and departments. The solutions enable companies to create digital 3D twins of their physical products, which can then be used in various areas such as sales, marketing, service, training, and assembly.

Siemens Schweiz AG 

Zurich · Since 1916

Siemens Schweiz AG provides products, systems and services for electrification, automation and digitalization, serving sectors such as energy, infrastructure, industry and transportation.

Signalwerk GmbH 

Zurich · Since 2006

Signer Beratungen 

Zurich · Since 2004

Signer Beratungen places and advises candidates for various roles in the financial sector. Services include career counselling, CV drafting and support in difficult work situations for jobseekers, as well as defining job requirements, assisting with media planning and managing the recruitment process for employers.

Signina Capital AG 

Zurich · Since 2007

Signina Capital AG is an advisory firm specializing in water infrastructure projects. The company provides project management, selection of local partners and management, finance structuring, client advising and deal sourcing for investors and enterprises. It defines water infrastructure to include hydropower, wastewater treatment and industrial re‑use of water, and works with institutional investors, family offices and impact investors.

SimCorp Schweiz AG 

Zurich · Since 1998

The core activity of SimCorp is the development and provision of software solutions for investment and financial services, particularly for the management of financial instruments, portfolios and risks. The company also offers data management and analytics services, including cloud-based solutions.

Simone Züger Design Studio GmbH 

Zurich · Since 2020

The core activity of Simone Züger Design Studio GmbH is the provision of design services in the following areas: object and furniture design, space and interior architecture, brand identity and design, packaging design, concept and installation design, and editorial and art design. The company also offers workshops, lectures, and teaching activities, and collaborates with a diverse range of clients from various industries, including art, culture, fashion, food, and finance.

SimplyScience Stiftung 

Zurich · Since 2010

The company SimplyScience is involved in the dissemination of scientific and technical content, particularly in the field of education and training. The core activities include: Providing information and news from the world of science and technology; Organizing workshops and experimentation stations at public events; Conducting class competitions; Developing teaching materials; Providing further training for teachers; and Linking existing commitments from industry, schools, universities, associations and other partners in the field of education and training.

Singularity Academy AG 

Zurich · Since 2020

Singularity Academy AG is a learning and research institution focused on human-centred education, scientific research, and integrative wellbeing services. It offers personalised education packages (including the Learning Spaceship, talent and diplomat programs), conducts research as a think tank, and provides family-centred wellbeing services in collaboration with clinical partners.

siri-tec Simon Rickli 

Zurich · Since 2021

The core activity of siri-tec includes the areas of event technology, lighting technology, sound technology, repairs, acoustics, video technology, project management, rental, sales and consulting, particularly in connection with audio and lighting technology for events. Furthermore, the company offers specialized repair and restoration services for certain record players.

SIRIUS Security Schweiz AG 

Zurich · Since 2022

SIRIUS Security Schweiz AG is a security services provider offering guarding and protection services, including construction site guarding, separate guarding, patrol services, order enforcement, traffic and parking services, intervention services and facility protection. The company provides staff training and further education and emphasizes personal customer contact, discretion and fair collaboration.

sixa AG 

Zurich · Since 2014

The core activity of sixa is the creation and implementation of digital strategies for companies, particularly in the e-commerce sector. This includes the conception, design and development of websites, the implementation of online marketing campaigns, the optimization of websites for search engines and the analysis of user behavior. sixa positions itself as a digital enablement agency, supporting companies in their digital transformation and helping them to strengthen their online presence and achieve their goals in the digital market.

SIX Cash AG 

Zurich · Since 2024

SIX Exchange Group AG 

Zurich · Since 2022

SIX Exchange Group AG operates financial market infrastructure and provides services for exchanges, clearing, settlement, custody and payments. It also supplies market data, indices and financial information products.

SIX Group AG 

Zurich · Since 2002

SIX Group AG operates financial market infrastructure and provides services including stock exchange operations, securities clearing and settlement, custody, market data and indices, as well as payments and banking services.

SIX Securities Services AG 

Zurich · Since 1999

SIX Securities Services AG provides post‑trade services across the value chain, including clearing, settlement and custody, securities finance, tax services, a FINMA‑authorised trade repository and digital asset services.

SIX Trade Repository AG 

Zurich · Since 2001

SIX Trade Repository AG operates the FINMA‑authorised Swiss trade repository for OTC and exchange‑traded derivatives reportable under the Financial Market Infrastructure Act (FMIA). The service guarantees full data storage in Switzerland, compliance with Swiss regulatory standards and is provided in partnership with UnaVista, offering onboarding and reporting support.

Skaska Bildung & Events GmbH 

Zurich · Since 2015

Skaska is an educational and support center specializing in promoting linguistic competence in bilingual children and adolescents. The core activities include: Russian language courses for schoolchildren integrated into the public school system of the Canton of Zurich (HSK - Native Language and Culture); German and mathematics courses to prepare for the long-term gymnasium; supplementary offers such as language correction lessons, music school, and rhythmics; class trips and parent-child counseling; and support for children and adolescents in various age groups, from preschool to school age. The company offers its services at various locations in Zurich and is religiously and ideologically neutral.

S+K Werbefotografie Kathrin Huber 

Zurich · Since 2020

S+K Werbefotografie Kathrin Huber is a commercial photography studio providing advertising and product photography services across food, architecture, people, industry, stills & products, fashion, art and journey photography. The website lists Kathrin Huber as photographer, stylist and image editor and provides contact details for collaborators.

S&K Werbefotografie Roland Kniel 

Zurich · Since 2020

S&K Werbefotografie Roland Kniel provides commercial and commissioned photography, covering food, architecture, people, industrial and stills/product work; styling and image retouching services are also offered.

S+K Werbefotografie Michael Sonderegger 

Zurich · Since 2011

S+K Werbefotografie Michael Sonderegger is a photography studio providing advertising, product and editorial photography. Services cover sectors such as food, architecture, people, industry, still-life and fashion, and include styling and image retouching.

skycraft AG 

Zurich · Since 2010

The core activity of Skycraft AG is the marketing and distribution of aerial work platforms and lifting equipment, particularly the Cela brand, as well as providing services and solutions in the field of height accessibility. The company offers a wide range of products, including telescopic booms, crawler booms, self-propelled vehicles, and hybrid models designed for various applications such as industry, construction, tunnel work, and firefighting.

S + M Architekten AG, Zürich 

Zurich · Since 1990

S + M Architekten AG, Zürich is an architectural firm offering property development advisory, project and execution planning, and construction management. The practice supports new-build and renovation projects through all planning phases, advises on site potential and manages quality, costs and schedules together with construction management partners.

smargy AG 

Zurich · Since 2021

The company's core activity is the development and provision of a platform for energy management, particularly for the aggregation of self-consumption (ZEV) of photovoltaic power (PV power) in multi-family houses and the integration of electromobility. The platform enables the automated management of energy consumption, the billing and accounting of PV power, as well as the management and billing of energy consumption.

smartive AG 

Zurich · Since 2012

smartive AG is a digital agency that designs and builds digital products and services, including experience design, websites, platforms, app development, artificial intelligence and technical support. The company provides product conception, development and ongoing operational support for digital solutions.

SMC Consulting GmbH 

Zurich · Since 2020

The core activity of SMC Consulting GmbH is the independent consulting of customers in the areas of investment, financing and real estate, with a focus on individual and personal solutions. The company provides professional services, including consulting, to support customers in achieving their goals.

SMC Swiss Management Consulting AG 

Zurich · Since 1989

The core activity of SMC Swiss Management Consulting AG is personnel recruitment and placement, particularly in the field of Executive Search, as well as consulting and supporting companies and executives in the areas of Outplacement, Coaching and Project Management.

S. + M. Dello Buono 

Zurich · Since 1987

The core activity of S. & M. Dello Buono Architekten is the provision of architectural services.

Smith Studio GmbH 

Zurich · Since 2016

The core activity of Smith Studio GmbH is architecture and construction, particularly the planning and realization of buildings and projects in the residential and commercial construction sector.

SNU Stephan Nussbaumer Unternehmensberatung 

Zurich · Since 1999

SNU Stephan Nussbaumer Unternehmensberatung provides consulting services in compliance and risk management, IT and project management, and sales/marketing for IT vendors. Services include client-acceptance and account-opening processes, encrypted customer databases, KYC documentation, systematic mandate monitoring and compliance reporting, IT strategy and requirements specifications, project controlling, and business development and marketing reviews.

Solidara Zürich 

Zurich · Since 2016

The core activity of Solidara Zurich is the social support and counseling of disadvantaged people in Zurich, particularly through the operation of specialized services such as a café (Café Yucca), a counseling center for sex workers (Isla Victoria), and a passer-by aid for people in emergency situations.

Solid Works GmbH 

Zurich · Since 2014

The core activity of Solid Works encompasses the following areas: * Socio-pedagogical family work: Supporting families in coping with their daily lives and navigating various life realities. * Placement: Job and personnel placement to bring people into work or training. * Coaching: Advising and supporting individuals to find new paths and make decisions. The company focuses on supporting disadvantaged individuals and families to promote their participation in society and strengthen their independence and self-responsibility.

Sommer Taxi GmbH 

Zurich · Since 2016

Sommer Taxi GmbH is a taxi and limousine service offering taxi rides, airport transfers, ProMobil transport for passengers with reduced mobility, school taxi services, courier deliveries and standing orders.

SONECT AG 

Zurich · Since 2016

The company develops solutions that make everyday life easier and more convenient, particularly in the area of cash transactions and financial services.

SONJA STUDER GRAFIK AG 

Zurich · Since 2001

The company's core activity is the creation of visual identities and designs for various clients, particularly in the fields of culture, art and literature. This includes the design of logos, brochures, magazines, books and websites. The company also offers illustration and graphic design services.

Spacetrain AG 

Zurich · Since 1991

The core activity of Spacetrain is the creation and production of music for advertising, film, television and other media purposes. This includes composition, arrangement, recording, production, mastering and publication of music pieces. The company also offers music consulting and publishing services and publishes music worldwide online.

Spielmann Elektroberatung GmbH, Zweigniederlassung Zürich 

Zurich · Since 2024

Spielmann Elektroberatung GmbH, Zweigniederlassung Zürich provides electrical consulting and inspection services. Offerings include electrical inspections (including issuance of the SiNa safety certificate), electrical planning, certification of photovoltaic systems up to 100 kWp, thermography measurements, and support for load management and e-mobility projects.

spirit technology GmbH 

Zurich · Since 2005

The core activity of spirit technology GmbH is the development of innovative solutions for the mobility and automotive industry, particularly in the fields of mechatronics, automation and simulation. The company offers services such as product development, design, measurement and analysis, test benches and automation to support customers in the development and validation of mechatronic processes.