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TopPharm Apotheke Gellert AG 

Basel · Since 1997

TopPharm Apotheke Gellert AG is a pharmacy that sells medicines and other health-related products and provides professional health consultations. Services include vaccinations, wound care and health checks (e.g. allergy, vitamin D), an online shop, and cosmetic/body-care treatments.

TopPharm Apotheke am Spalebärg GmbH 

Basel · Since 2015

TopPharm Apotheke am Spalebärg GmbH is a pharmacy that provides medication counselling, prescription and non-prescription medicines, and complementary services such as vaccinations, wound care and an online shop.

Top Services Group AG 

Basel · Since 2017

The core activity of Top Services Group encompasses the areas of cleaning, landscaping and electrical installations. Specifically, the company offers services such as: Cleaning: construction, window, moving and private household cleaning; Landscaping: garden design, renovations and garden maintenance; Electrical installations: building automation, electrical installations, IT and telecom. Thus, the company provides comprehensive solutions from a single source for customers who need support in these areas.

Torpedo Pharmaceuticals AG 

Basel · Since 2021

The core activity of Torpedo Pharmaceuticals AG is the development of next-generation radiopharmaceuticals for the treatment of cancer.

Torqur AG 

Basel · Since 2021

Torqur AG is a clinical-stage biotechnology company focused on the discovery and development of PI3K/mTOR inhibitors for cancer therapy. The company is developing a portfolio of dual PI3K/mTOR compounds, including the candidate bimiralisib (PQR309) formulated for oral and topical use, and is conducting clinical trials in oncology and dermatology indications.

Torro Tec (Switzerland) GmbH 

Basel · Since 2022

Torro Tec (Switzerland) GmbH is the technology sister company of the Tiptorro group, developing core systems for sports betting and gaming. The company builds in‑house components including a proprietary betting engine, real‑time data and odds processing, AI‑based risk and fraud detection, payment and wallet systems, and open APIs on a modular microservice architecture.

tostep GmbH 

Basel · Since 2021

The core activity of tostep GmbH is advising and supporting companies in strategy development, change management, self-management, team building, and shaping the future of work, particularly in the context of digital transformation and the use of Artificial Intelligence. The company offers workshops, retreats, and coaching services to help companies achieve their goals and develop their employees.

Towag AG 

Basel · Since 2006

Tozzo AG BS 

Basel · Since 2005

Tozzo AG BS is a civil and road construction company offering services in road construction, earthworks, sewer and utility-line construction, excavation and demolition, surveying, material production and gravel pit/landfill operations. The company carries out projects for public-sector clients, industry and private customers.

TPB FLOORING SA 

Basel · Since 2024

The core activity of TPB FLOORING is the planning, manufacture and execution of industrial and logistics floors as well as exposed concrete structures, including the development and application of specific solutions to meet the needs of each customer. This also includes the manufacture and marketing of proprietary products such as hardener and steel profiles for expansion and working joints.

Traductor Caltagirone GmbH 

Basel · Since 2022

The core activity of Traductor is the provision of translation services, including transcreation, quality assurance and transcription, with the aim of helping customers to convey and adapt their messages and texts in various languages.

Trafina Personalvorsorgestiftung 

Basel · Since 1943

Trafina Privatbank AG 

Basel · Since 1947

Trafina Privatbank AG is a private bank with banking status that provides personalized wealth management and financial advisory services. Its services include investment strategy advice, discretionary asset management for pension funds, foundations and private clients, investment advice, financial planning (pension, inheritance, succession, taxes), consolidation of assets across banks and financing such as mortgages and Lombard loans.

Trafina Wohlfahrtsstiftung 

Basel · Since 1995

Trafor AG Basel 

Basel · Since 1950

Trafor AG Basel supplies mineral raw materials as a wholesaler, with a focus on quartz sands and gravels offered in standard sieving grades and custom blends. The company provides trading and forwarding services, arranging transport, Swiss import procedures and customs clearance, and delivers to customers.

Trägerverein sahara DREI BASLER OASEN 

Basel · Since 2000

The core activity of Sahara Basel is the integration of women into the workforce through the sale of sustainably produced and fairly traded products, particularly second-hand clothing, as well as through the training and promotion of women in various fields such as textiles, household management and administration.

Transabal Transport AG 

Basel · Since 1974

Transabal Transport AG is a freight forwarding company that handles machinery, oversized and heavy-load transports as well as special transports. Services include project logistics and transport consulting—providing vehicles, obtaining official permits, handling customs and border formalities, route reconnaissance and organisation of police or private escorts—and a weekly consolidated container service to Israel with truck connections to Jordan.

Translational Medicine Academy 

Basel · Since 2012

TMAcademy (Translational Medicine Academy) is an educational and research institution specializing in hepatology, cardiology, sleep medicine, and cachexia. The company's core activity is the development and provision of educational and research programs, events, and resources for professionals in these fields, with the aim of improving medical care and research in these areas.

TREBEO AG 

Basel · Since 2018

TREBEO AG is a brand and product development company in the consumer goods sector that develops and markets brands and products aimed at underserved consumers. Its activities include product development and brand management, particularly for personal care products such as hair removal and skincare, with emphasis on effectiveness, safety and environmental considerations.

TRECONDIS GmbH 

Basel · Since 2017

The core activity of TRECONDIS is consulting and supporting service companies, particularly in the Real Estate and Facility Management sectors. The specific activities include: Real Estate & Facility Management: area development, planning and setup of service organizations, project management on a temporary basis, planning of service offerings as an extension of services for employees, outsourcing and insourcing projects. Quality Management: audits, certifications, process optimization. Business Optimizations: change management, process optimization, cost reduction. Emergency Management: creation of emergency plans, staff coaching, setup of Risk & Business Continuity Management. Hospitality: quality management, business optimizations, emergency management. The company supports its customers in achieving their goals and helps them focus on their core business.

Treesult GmbH 

Basel · Since 2011

Treesult GmbH develops custom software, web portals and integrates AI agents into existing business processes. Services include consulting and prototyping, database and interface integration, as well as hosting, support and ongoing development.

TREMAX GmbH 

Basel · Since 2023

The company's core activity is providing services in the areas of accounting, tax consulting, and company formation. Specifically, this includes: accounting and payroll accounting, tax returns and tax consulting, advice on company formation (sole proprietorship, GmbH, AG), trademark protection and commercial register changes, and administrative support for businesses and individuals. The company positions itself as a personal advisor and partner for its clients, with the goal of offering individual solutions and supporting clients in achieving their goals.

TRETOR AG 

Basel · Since 2016

TRETOR AG provides fiduciary and advisory services, including accounting and payroll administration, audit services, tax services and business consulting.

Treuhand Bossard GmbH 

Basel · Since 2015

Treuhand Bossard GmbH is a fiduciary services company offering accounting, tax advisory and payroll administration for SMEs, associations and foundations. Its services include VAT returns, preparation of tax declarations, corporate advisory (valuations, restructuring, changes of legal form) and cooperation with partners for audit services.

Treuwerk AG 

Basel · Since 2018

The core activity of Treuwerk AG is the provision of services in the areas of trust, corporate consulting, tax consulting, accounting, financial accounting, personnel administration and auditing. The company supports companies and private individuals in managing and monitoring their financial processes, provides consulting services in various areas such as company acquisitions and sales, restructuring, succession planning and tax planning, and assumes tasks such as accounting, payroll accounting, tax returns and auditing.

Treventa AG 

Basel · Since 2022

The core activity of Treventa AG is the provision of trust services, including support and accompaniment of companies and individuals in financial and legal matters.

Trifolium Karcher + Partner 

Basel · Since 1997

Trifolium Karcher + Partner provides independent asset management and financial advisory services for private clients. Services include tailored investment strategies, active portfolio management and consolidation, as well as coordination of tax, pension and estate planning together with external specialists.

TRIGONELLA GMBH 

Basel · Since 2003

The core activity of Trigonella GmbH is the application of Data Science and Machine Learning technologies to optimize business processes, particularly in the field of industrial manufacturing. The company offers services in the following areas: Image processing and analysis (Computer Vision), Text analysis and generation, Time series analysis and forecasting, Audio processing, and Data analysis and visualization. The company uses a variety of technologies and frameworks, including TensorFlow, Keras, PyTorch, Scikit-learn, spaCy, and others, to develop solutions for customers. The company's core activity is thus the application of artificial intelligence and machine learning algorithms to solve complex problems in various industries.

TrinklerStulaAchille Architekten AG 

Basel · Since 2009

The core activity of TrinklerStulaAchille Architekten AG is the provision of architectural services, including new buildings, renovations and participation in architectural competitions.

TriSolutions Coaching, Project Management and Training AG 

Basel · Since 2002

TriSolutions Coaching, Project Management and Training AG supports projects and development processes and offers services in information technology and organizational development. The company provides project management and PMO services, supplies agile roles such as Scrum Master and Agile Coach, and offers training and individual coaching.

trustconsulting Richard Madörin & Co. 

Basel · Since 1998

The core activity of trustconsulting Richard Madörin & Co. includes: Trust and corporate consulting, Accounting and tax returns, Property management and real estate buying/selling, Asset management and insurance consulting, Collaboration with lawyers and notaries for legal advice. The company thus offers comprehensive services in the areas of finance, taxes and law for private individuals and companies.

TrustUp AG 

Basel · Since 2022

The core activity of Trustup AG encompasses two main areas: 1. **Trust and Tax Services**: The company provides consulting and support in all trust and tax matters, including the management of financial affairs. 2. **IT Solutions and Consulting**: As a certified ABACUS partner, Trustup IT-Solutions AG develops tailored IT solutions to optimize business processes and increase efficiency.

trustwise.io ag 

Basel · Since 2017

The core activity of trustwise.io ag is the development of software solutions for the financial industry, particularly in the area of blockchain technology and smart contracts, with the aim of reducing the costs of financial transaction processing and creating a decentralized core banking system for the Web3 era.

Truvis AG 

Basel · Since 2017

Truvis AG develops imaging and visualization technology that digitally recreates the visual appearance of real objects and materials under virtual lighting conditions. Its product portfolio includes the Authentica Creator software, the Helios S53 capture dome, and the rti.js web library for publishing interactive visualizations.

Truwant + Rodet GmbH 

Basel · Since 2018

Truwant + Rodet GmbH is an architecture and design atelier working on housing projects, competitions, renovations and masterplans. Its activities also include furniture and object design, art-in-architecture commissions and teaching and research design studios.

TSG Treuhand und Software für das Gastgewerbe AG 

Basel · Since 1992

TSG Treuhand und Software für das Gastgewerbe AG provides fiduciary services and industry-specific software for the hospitality sector, including accounting, payroll, cash management, financial statements and controlling. The company also offers consulting, training, digital archiving and online support to access accounting data.

TubeProtec GmbH 

Basel · Since 2015

The core activity of Tubeprotec is the rehabilitation and maintenance of water pipes, heating and sanitary systems. This includes in particular: the rehabilitation of cold and hot water pipes through hydrodynamic descaling technology, the decalcification and descaling of underfloor heating and other heating systems, leak detection and repair of water pipes, the installation of new heating and sanitary systems, and the renewal and rehabilitation of existing pipes without replacement. The company also offers comprehensive consulting and planning for heating and sanitary systems and works with high-quality suppliers.

PEK Gerüstbau GmbH 

Basel · Since 2016

Tumay Gerüstbau GmbH provides scaffolding services including planning, assembly and dismantling of façade scaffolds, platform and console scaffolds, flat-roof guardrails and industrial scaffolds. The company uses SUVA-tested systems, prepares individual quotations and manages projects from planning through installation.

Turner & Townsend Schweiz GmbH 

Basel · Since 2007

Turner & Townsend Schweiz GmbH is a professional services firm providing project and programme management, cost and commercial management, procurement and advisory services. It works across real estate, infrastructure, energy and natural resources, offering services such as asset and building consultancy, digital solutions and sustainability advisory.

TUVIA SWITZERLAND GmbH 

Basel · Since 2010

The core activity of TUVIA (Switzerland) GmbH is the provision of logistics services, particularly in the field of international trade, with a focus on China. This includes: Supply Chain Management (SCM), Product Sourcing, especially from China, Air Freight with door-to-door service, Sea Freight from suppliers to customers, Rail Transport worldwide, Truck Transport in Switzerland and Europe, and Warehousing, Commissioning and Distribution of goods.

TÜV NORD CERT GmbH, Essen, Zweigniederlassung Basel 

Basel · Since 2021

The core activity of TÜV NORD Schweiz is the provision of certification and testing services for companies, particularly in the areas of quality management, environmental management, health and safety management, energy management, and information security management. The company offers certifications according to international standards such as ISO 9001, ISO 14001, ISO 45001, and others, and supports companies in the implementation and improvement of their management systems.

TVision AG 

Basel · Since 1999

The core activity of tvision AG is film production, specifically conception, direction, screenwriting, film and sound recording, as well as the organization of locations, actors, equipment, makeup, speakers, and translations for various types of films, such as television contributions, commercials and image films, case studies, live streams, social media content, and documentaries.

Tweaklab AG 

Basel · Since 2000

The company Tweaklab AG primarily focuses on the conception, planning and implementation of interactive exhibitions and installations for museums and other cultural institutions. They develop innovative and immersive experiences that interactively connect visitors with art, history, science and other topics.

Real Chemistry GmbH 

Basel · Since 2016

TX Logistik GmbH 

Basel · Since 2003

TX Logistik GmbH is a rail logistics company offering European freight services, including full‑train solutions, intermodal road‑rail and ocean‑rail transport, and the NiKRASA loading system. The company plans and controls train operations and provides end‑to‑end logistics and network coordination.

Übelacker Solutions GmbH 

Basel · Since 2022

The core activity of Übelacker Solutions is the development of web and mobile applications, particularly as a full-stack developer and software architect. The company offers services such as the creation of web applications, mobile apps, API integrations, and the implementation of artificial intelligence (AI) in various applications.

Ueker Real AG 

Basel · Since 2018

Ueli Müller AG 

Basel · Since 2000

The core activity of muellerueli.architekten - Ueli Müller AG is the planning and implementation of architectural projects, including the conception, planning and realization of buildings, residential houses, office buildings, schools, sports halls and other structures.

Ultragenyx Europe GmbH 

Basel · Since 2016

Ultragenyx Europe GmbH is a biopharmaceutical company that develops therapies for rare and ultra-rare genetic diseases and researches multiple drug modalities, including gene therapy. The company maintains a clinical pipeline, provides approved medicines such as DOJOLVI and MEPSEVII, and operates patient support programs.

Ultraschallpraxis Basel AG 

Basel · Since 2017

The core activity of the company "Ultraschall Freie Strasse" is the performance of ultrasound examinations in pregnancy and gynecology, including prenatal medicine, pregnancy diagnostics and gynecological ultrasound. The practice offers specialized services such as fetal echocardiography, 3D ultrasound, non-invasive prenatal tests and counseling for high-risk pregnancies.