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Rudolf Fasler Aarau AG 

Aarau · Since 1990

The core activity of Rudolf Fasler Aarau AG encompasses three main areas: 1. **Trust Services**: The company provides trust services, including financial accounting, payroll accounting, preparation of annual accounts, payroll administration, VAT declarations, and tax returns. 2. **Estate Liquidations and Consulting**: The company supports the liquidation of estates, including the settlement of estate debts, the distribution of legacies, and the division of the estate according to the instructions of the deceased or as prescribed by law. 3. **Executor Services**: The company offers executor services, including the settlement of estate debts, the distribution of legacies, and the division of the estate according to the instructions of the deceased or as prescribed by law. Overall, the core activity of the company can be described as comprehensive services in the field of estate administration and liquidation, including trust and consulting services.

SaLü Treuhand AG 

Aarau · Since 2011

The core activity of Salü Treuhand AG is the provision of trust services, including accounting, tax consulting and other related services.

Sana Novus Wettstein 

Aarau · Since 2016

The core activity of Sana Novus Gesundheitspraxis is the application of classical massage techniques to treat various health complaints, particularly back pain, stress, tension and other physical problems, with the aim of promoting relaxation, well-being and activating the entire organism.

Säuberli Renovationen 

Aarau · Since 2016

Säuberli Renovationen carries out customer masonry, plastering and painting work and provides seamless coatings for bathrooms, kitchens and floors. Services include drywall construction, wet plaster, interior insulation, mold remediation and interior/exterior painting.

Säuberli Renovationen GmbH 

Aarau · Since 2023

The core activity of Säuberli Renovationen GmbH is the execution of renovation and expansion work in the field of buildings, particularly in the areas of: seamless plastering on floors, in bathrooms and kitchens; creating and closing wall and ceiling openings; building partition walls, creating wall breakthroughs and installing steel beams; plastering work; and painting work in both interior and exterior areas. The company thus offers a comprehensive range of services for the renovation and expansion of buildings.

Sauerborn Management Consulting GmbH 

Aarau · Since 2011

The core activity of Sauerborn Management Consulting GmbH is to advise and support companies in change processes, particularly in the areas of digitalization and AI, cost reduction, IT transformation, team development, and executive coaching. The company offers services such as coaching, consulting, and training to support companies and their executives in planning and implementing changes, enabling them to successfully and sustainably implement these changes.

Sauerländer-Mangold - Büro für Geschichte - Publikationen Ausstellungen Multimedia 

Aarau · Since 1999

The core activity of Sauerländer-Mangold encompasses the conception, planning and implementation of museum projects, exhibitions and cultural events. This includes the areas of museum consulting and planning, conception and realization of permanent and special exhibitions, development of interactive learning programs and multimedia applications, museum logistics and organization, publications and releases on historical and cultural topics, historical research and text creation, didactics and education. The company also offers services in the field of collection, development and storage of cultural-historical collections.

SB Praxis für orofaciale Physiotherapie GmbH 

Aarau · Since 2015

The core activity of the company is orofacial physiotherapy, in particular myofunctional therapy, which aims to correct dysfunctions in the jaw, neck and nasal area, eliminate incorrect swallowing habits and restore balance to the orofacial musculature in order to prevent chronic complaints and avoid follow-up costs.

SBU AG 

Aarau · Since 2023

SBU AG provides engineering and consulting services for the lifecycle management of infrastructure assets, offering structural, operational, organisational, financial and sustainable solutions, with a focus on climate‑resilient urban drainage ('Schwammstadt'). Its competencies include infrastructure management and digital GEP, property drainage, operational and structural maintenance, rehabilitation and finance strategies, and sensor-based monitoring.

Schäfer Holzbautechnik AG 

Aarau · Since 2003

Schäfer Holzbautechnik AG is a timber construction competence centre providing planning, site management and execution of new builds, renovations, extensions and interior fit-outs. The company delivers timber element and modular construction, total- and general-contractor services and offers technical specialist solutions such as temporary structures, bridges and system houses. Services also include consulting, maintenance and projects using regional timber.