Management Consulting

Sinnesis GmbH 

St. Gallen · Since 2017

The core activity of Sinnesis GmbH is advising and supporting organizations in the areas of organizational development, strategy development, coaching, supervision, and moderation. They help companies and institutions shape their future, develop their strategy and corporate culture, resolve conflicts, and optimize processes.

Sinnfluence GmbH 

Basel · Since 2018

The core activity of Sinnfluence GmbH is to design changes and innovations in social organizations, companies and communities through the application of methods such as organizational development, process work, leadership and communication. The company supports people and organizations in developing new forms of collaboration, strengthening relationships and promoting collective intelligence and shared responsibility.

sinnovec GmbH 

Zurich · Since 2012

The core activity of sinnovec GmbH is the provision of strategy consulting services, particularly in the energy and sustainability sector. The company supports clients in developing strategies, transformations, and exploring new markets, with a focus on the energy industry. The founder and managing director, Dr. Claudia Wohlfahrtstätter, brings her extensive experience as a strategy consultant, energy expert, and board member to support clients in overcoming challenges and achieving their goals.

Sinn-These / Baartmans 

Unterägeri · Since 2025

Sinn-These / Baartmans develops and conducts surveys and produces integrative analyses that combine quantitative results with content analysis of text responses. Services include consulting and support, 360° feedback assessments, and leadership training.

Sinoptima Consulting GmbH 

Niederbipp · Since 2020

The core activity of Sinoptima Consulting GmbH is management consulting with a focus on China/East Asia, including training, import/export, interim management and project management.

Sino-Swiss Business Center AG 

Biel/Bienne · Since 2017

The Sino-Swiss Business Center AG (SSBC) provides consulting and support services to companies seeking to establish or expand business relationships between Switzerland and China. The core activities include: * Consulting and support for Swiss companies looking to invest or expand in China * Identification and mediation of Chinese business partners for Swiss companies * Project management and consulting for companies operating in China or Switzerland * Organization of investments and business relationships between Switzerland and China * Consulting and support for Chinese companies looking to invest or expand in Switzerland The company positions itself as a bridge-builder between Switzerland and China, offering its customers a comprehensive range of services to achieve their business goals in both countries.

Sinzig & Rosskopf GmbH 

Bauma · Since 2015

The core activity of Sinzig & Rosskopf GmbH is the provision of services in the areas of training, coaching and mediation, particularly to support executives and organizations in achieving their goals, strengthening leadership competence and improving communication strategies.

SIOW GmbH 

Maur · Since 2024

SIOW GmbH assists clinics, wellness institutions, UHNW clients and technology companies in structuring cross‑border partnerships. The firm acts as a discreet connector between Europe and Asia, addressing cultural, trust and regulatory barriers and providing expertise in Chinese–Swiss cultural fluency and AI‑driven innovation, notably for wellness, longevity and emerging technologies.

SIPER Swiss Institute for Peace and Energy Research AG 

Münchenstein · Since 2011

SIPER Swiss Institute for Peace and Energy Research AG researches international politics and conflicts from a geostrategic perspective, focusing on peace, war, terrorism, media and energy, and publishes studies, analyses and infographics.

SIRDAR Sàrl 

Geneva · Since 2015

siripro GmbH 

Feusisberg · Since 2019

siripro GmbH provides services in digital transformation, brand management and IT consulting. The company develops tailored solutions for clients in healthcare, aviation, pharmaceuticals, industry and laboratory management, and offers expertise in IT security, change management and process optimisation.

sisero GmbH 

Meilen · Since 2021

sisero GmbH is a consulting and project services provider for the sports and interactive entertainment sector. The firm focuses on value creation at the intersection of interactive technology, consumer engagement and commercial strategy, offering data-led scenario planning, strategic sparring and dedicated project teams for short engagements; core skills include research and data analysis, business innovation and transformation, commercial and brand strategy, digital product development and financial modelling.

sistermind GmbH 

Windisch · Since 2020

The core activity of sistermind GmbH is to advise and support healthcare organizations in the implementation of projects, processes, and the optimization of resources. The two founders, Sarina Jermolli and Simone Wirth, bring their long-standing experience from the medical laboratory and their expertise in process optimization, project management, and laboratory organization to support customers in the efficient and successful implementation of projects and processes.

Sisu Partizipation und Mediation GmbH 

Basel · Since 2023

The core activity of the company "sisu ✽ partizipation & mediation" is the implementation of dialogue processes, participation, mediation, strategy processes and conflict management, as well as the organization of workshops to support organizations and institutions in developing participatory processes and participation culture.

sitEX Properties International AG 

Altendorf · Since 2011

sitEX Properties International AG is a real estate investment and development company that acquires, repositions and develops land and built assets to pursue value‑add project developments. Its portfolio includes master‑planned residential communities, residential and commercial properties and coworking concepts, and it collaborates with homebuilders and education partners.

six-winners ag 

Richterswil · Since 2011

six-winners ag provides consulting and training services in operational excellence with an emphasis on applying artificial intelligence. Its offerings include performance improvement projects, competence building, business transformation, and Lean Six Sigma and Agile training and coaching.

Sjco Sütterlin Consulting AG 

Altendorf · Since 2004

The core activity of Sjco Sütterlin Consulting AG is conducting surveys, analyses and consulting services for companies from various industries, particularly in the healthcare and administration sectors. The surveys are carried out in various forms, including online surveys, written surveys and qualitative interviews. The results are analyzed and presented to customers in the form of presentations, workshops and consulting services.

SKB Advisors GmbH 

Zug · Since 2018

SKB Advisors GmbH connects visionaries, start-ups, entrepreneurs, companies, investors and experts from Korea and Switzerland to facilitate market access. It supports market entry and offers services in compliance (incorporation, bank account opening, legal and tax advice, Korean/German translation), funding, business development, and IT and blockchain development.

SK Consulting Sylvia Kranich 

Ormalingen · Since 1996

The core activity of SK Consulting is the consulting and implementation of quality management systems, audits and training for small and medium-sized enterprises (SMEs) in the pharmaceutical industry, particularly in the area of clinical research and pharmacovigilance. The services include: Consulting on the introduction of quality management systems, Conducting audits (GXP, GCP, GPvP, GCLP) and risk assessments, Training and coaching in quality management and pharmacovigilance, Evaluation and improvement of pharmacovigilance systems, Conducting pre-inspection audits and affiliate partner audits. The activities are carried out in accordance with national and international regulatory requirements, ICH-GCP and guidelines from EMA, MHRA, FDA and other authorities.

Skillpartners AG 

Männedorf · Since 2001

The core activity of Skillpartners AG is to advise and support companies in the digital transformation of their human resources departments (HR transformation) and the implementation of HR systems and projects.