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Senior Logistic Consultants GmbH 

Basel · Since 2001

Senior Logistic Consultants GmbH is a consulting group of logistics specialists with management experience that provides supply‑chain services. Its offerings include analysis, target setting, development, project support and implementation for transport, transshipment, warehousing, distribution, process management and logistics facility design (both hardware and software).

Serofia GmbH 

Basel · Since 2013

The core activity of Serofia is to provide consulting, analysis and training services to support customers in increasing their efficiency in product development, particularly through the application of concepts such as modularization.

SFD - Stiftung für Drogenarbeit 

Basel · Since 2011

The core activity of the Foundation for Drug Work (SFD) is the promotion of projects related to the accompaniment, counseling and support of drug consumers.

skillharbour GmbH 

Basel · Since 2013

skillharbour GmbH is an online platform for exchanging skills and services where users can post offers and requests. The platform allows users to create listings (including photos or videos), save drafts, publish and search for matches; new listings are reviewed for quality and the service is offered free of charge.

SKS Trust AG 

Basel · Since 2021

SMASHTAG GmbH 

Basel · Since 2017

The core activity of SMASHTAG is consulting and supporting customers in the professional use and development of social media channels, including the development of communication strategies, building interactive communities and managing social media accounts.

Sodor 20 AG 

Basel · Since 2020

Sodor 20 AG is a Swiss real estate company that invests in, develops and manages residential properties. The company focuses on affordable housing in urban locations and peripheral areas and applies active asset management to reposition and further develop its portfolio.

Sodor 21 AG 

Basel · Since 2021

Sodor 21 AG is a real estate company focused on acquiring, developing and managing residential properties. The company primarily invests in urban and suburban residential assets—with an emphasis on affordable housing—and applies active asset management to realize repositioning and value potential.

Sodor 22 AG 

Basel · Since 2020

Sodor 22 AG is a real estate company that develops and manages a portfolio of residential properties. The company primarily invests in residential buildings in urban and suburban markets and assesses assets for repositioning and development potential through active asset management.

Sodor Facility Management AG 

Basel · Since 2020

Sodor 24 AG 

Basel · Since 2022

Sodor 24 AG is a real estate company that develops and manages existing property portfolios and acquires new residential properties. The company focuses on housing investments and applies active asset management to unlock repositioning and redevelopment potential.

Sodor AG 

Basel · Since 1955

Sodor AG is a Swiss real estate company that invests in residential properties and manages and develops its portfolio. The company focuses on affordable housing and uses active asset management to reposition and develop properties.

Sodor 23 AG 

Basel · Since 2022

Sodor 23 AG is a real estate company that focuses on the development and management of residential properties. The company invests in housing in urban centres and peripheral areas of Swiss agglomerations and applies active asset management to identify repositioning and value-enhancement opportunities. It also develops residential projects, including condominiums and single-family homes.

Sodor 25 AG 

Basel · Since 2023

Sodor 25 AG is a real estate company that develops and manages residential properties and acquires new buildings. The company focuses on investing in residential assets and applies active asset management to unlock value and support affordable housing.

Sodor Immobilien Management AG 

Basel · Since 2019

Sodor Immobilien Management AG is a real estate company focused on the acquisition, management and redevelopment of residential properties. The company primarily invests in residential buildings in urban centres and their outskirts and applies an active asset-management approach with an emphasis on ensuring affordable housing.

Sodor Real Estate Group AG 

Basel · Since 1967

Sodor Real Estate Group AG is a real estate company that develops and manages residential properties and acquires new assets. The company invests in residential buildings in central urban locations and the outskirts of Swiss agglomerations and applies active asset management to reposition properties and realize value.

Solea Bautrocknen AG 

Basel · Since 2021

Solea Bautrocknen AG provides construction drying and remediation services after water damage. Services include leak detection (thermography, pipe inspection, tracer gas, acoustic testing), subsequent building drying and restoration work, and a 24-hour emergency service.

Solidus Foundation 

Basel · Since 2013

Solidus Foundation supports institutions and initiatives that advance cultural, social, and spiritual flourishing. Its work includes support for projects in the sciences, humanities, arts, sports and leadership development, as well as efforts to promote peace, justice, health, education and care for marginalized groups and to strengthen knowledge of and commitment to core spiritual teachings about loving God and one’s neighbors.

Sonjas-Schlemmereien Sonja Lüscher 

Basel · Since 2020

The core activity of the company "Sonjas-Schlemmereien" is the production and distribution of culinary delicacies, particularly jams, sauces, butter, spice and salt mixtures, as well as baked goods, all of which are made without preservatives and flavor enhancers.

Spaini Immobilien AG 

Basel · Since 2016

The core activity of Spaini Immobilien AG is the management and rental of real estate, in particular residential buildings and commercial properties with offices, medical practices and retail spaces in the Basel region.