Consivium GmbH in Amriswil provides holistic consulting for private clients and SMEs in finance, taxes, real estate and human resources. The company supports clients with financial planning, tax returns, bookkeeping, annual accounts, real estate advice, leadership development, coaching and organizational development.

MEMO Treuhand AG in Amriswil provides professional accounting, tax consulting, bookkeeping and business advisory services for private individuals, entrepreneurs and SMEs. From tax returns and payroll accounting to company formation, financial planning and controlling, the firm delivers tailored solutions backed by expertise and personal service.

Prongué & Partner delivers tailored consulting and implementation in software development, data management, testing, and process analysis. We guide businesses from needs assessment through system integration to quality assurance. Our expertise covers the digitalization of business processes, workflow optimization, and the creation of secure, future-proof IT solutions. With an agile, results-driven approach, we deliver sustainable outcomes that increase efficiency, reduce risks, and support growth.