Management Consulting

OnDemand Management GmbH 

Galmiz · Since 2007

OnDemand Management GmbH provides interim management, change management and consulting/expert services, acting as project and program leadership for complex IT and organizational initiatives. Services include cutover and migration management, PMO and project leadership, reviews, risk analyses and coaching for project organizations and executive teams.

Harmeo SA 

Satigny · Since 2019

OneExpatServices GmbH 

Schenkon · Since 2014

The core activity of OneExpatServices is to advise and support small and medium-sized enterprises in the areas of Global Mobility and Compensation & Benefits. This includes in particular the support of international employee assignments, the development of transfer policies and processes, project management, local hires, as well as support with taxes and insurances.

Laxmira AG 

Steinhausen · Since 2019

The core activity of One IBC is providing management consulting services to businesses, particularly in the areas of: * Company formation and structuring * Accounting and auditing * Brand and intellectual property (IP) * Human resources and organizational development * Growth strategies and corporate governance * Risk management and compliance The company supports clients in setting up businesses, developing growth strategies, improving corporate processes, and securing intellectual property. It also offers services in accounting, auditing, and risk management.

Onelife SA 

Lugano · Since 2006

The core activity of Onelife is the strategic consulting and support of financial institutions, companies and family offices in the areas of biotechnology, pharmaceuticals and high-tech. The specific services include, among others: evaluation of new projects, due diligence, restructuring, review of business plans, support in capital raising, strategy development, support for fund managers, M&A technical support, life science consulting, strategic planning and strategic investments. Onelife positions itself as a thought leader in the area of connecting profit and sustainable growth for all stakeholders.

one management ag 

Cham · Since 2002

OneSolutions Sales Engine SA 

Châtel-St-Denis · Since 2025

Onexa AG 

Cham · Since 1976

The core activity of Onexa AG is to advise and support companies in various areas, particularly in the field of digital transformation and IT. They offer solutions and services to support companies in their growth and development. The specific activities include, among others: IT consulting and support, digital transformation and consulting, project management and implementation, strategic consulting and development, energy and environmental consulting (Wind Grid, EV Chargers, Forest Management). Onexa AG positions itself as a solution-oriented consulting firm that draws on long-standing experience and a broad network of experts to offer companies individual solutions.

Ongresso Consulting GmbH 

Appenzell · Since 2010

Ongresso Consulting GmbH provides HR, corporate and advisory services to support international companies expanding into Latin America. Services include PEO/EOR, recruiting and payroll, company formation, accounting, tax and compliance support, and market-entry advisory.

onion: sistema GmbH 

Erlenbach Zh · Since 2006

onion: sistema GmbH is a consulting firm offering systemic organizational consulting, team development, coaching, conflict mediation and project support. Its clients include organisations in social and healthcare services, public administrations, schools and companies across various sectors.

OnSaPa GmbH 

Zurich · Since 2020

The core activity of OnSaPa GmbH is to support companies and founders in strategy development and implementation, particularly through the introduction and implementation of Objectives and Key Results (OKRs). They offer consulting, tools and systems to help companies achieve their goals and successfully implement their ideas.

Onsight GmbH 

Baar · Since 2017

Onsight GmbH provides HR services focused on HR outsourcing and interim management for SMEs and international companies. Services include recruitment and applicant management, drafting employment contracts, moderating employee discussions, personnel development, creating personnel regulations and preparing employment references.

onsite hv management ag 

Lucerne · Since 2013

onsite hv management ag provides on-site testing, diagnostics and technical consultancy for medium- and high-voltage power cable systems, including after-laying (acceptance) tests using damped AC (DAC) technology and condition assessments for on- and offshore installations.

onValues GmbH 

Zurich · Since 2004

The core activity of onValues is strategy and investment consulting for clients such as family offices, foundations and pension funds, with a particular focus on sustainability and positive impact. The company supports its clients in integrating sustainability into their investments, taking into account criteria such as environment, social and governance. onValues also provides consulting services for the implementation of ESG quality assurance processes and the search for external partners.

oooo Sàrl 

Villars-Sur-Glâne · Since 2010

oooo Sàrl provides consulting and solution development services, including change management, custom business process and information system solutions, and operational strategy and process optimization. The company also offers technical expertise for real estate projects, including guidance on technical and legal challenges and on-site inspection services to ensure quality and compliance.

OOTW AG 

Cham · Since 2016

Opale Conseil Sàrl 

Prangins · Since 2020

Opale Conseil Sàrl provides consulting and executive coaching services to support leaders and organizations through individual and organizational transitions. Services include career and leadership coaching, consulting for reorganizations and succession, and sustainability-oriented programs (B Leader, Inner Development Goals, The Week), with the MOVES™ framework used to structure transition processes.

OPCIS SERVICES Sàrl 

Geneva · Since 2019

OPCIS SERVICES Sàrl provides operational risk management services, including a software solution, expert support and a reference framework for modelling processes, risks, controls and incidents. Services cover implementation of the solution, ongoing risk management support and generation of reports for management and boards.

OpenPloyer GmbH 

Zurich · Since 2014

The core activity of OpenPloyer GmbH is the consulting and support of companies in the areas of Human Capital Management (HCM), Talent Acquisition, Recruitment Process Optimization, Employer Branding, Leadership and Organizational Development, Employee Engagement and Retention, Equal Pay/Fair Compensation, Change Management and Outplacement. The company offers solutions and services to help companies optimize their HR processes, find and retain top talent, and position themselves as attractive employers.

Operations Partner GmbH 

Zurich · Since 2010

Operations Partner GmbH specializes in operational and customer excellence initiatives for the financial services sector. The firm provides diagnosis, strategy development, implementation and transformation services (including Lean Six Sigma) to improve value proposition, operating models and operations management.