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.

Hotel and Catering Trust GmbH The HoGa Trust, Interlaken, is a specialized trust company targeting hotels and catering establishments as its clientele. Our services: • Instruction/introduction, auxiliary materials • Accounting management from auxiliary books • Preparation of annual financial statements • Previous year, budget, statistical, and industry comparison • Short-term income statement (KER) • Budget planning and control • Analysis and consultancy

Since 1964 the Ferrazzini & Partners SA, formerly accountancy firm Mario Gaja, operates in the Locarno market place and counts about ten employees with qualifications in the following areas: • accounting • tax services • tax and corporate advisory • inheritance advisory • full audits and limited statutory examinations according to the Swiss law • expertise • real estate management and intermediation.

Aron è una persona di etica professionale eccezionale. Lo consiglio a tutti per la sua professionalità, umiltà, umanità. I suoi insegnamenti sono stati molto preziosi. Desidero ringraziarlo per avermi supportato e aiutato a raggiungere questo importante traguardo del mio sito che sarà sempre supervisionato da lui in quanto mi fido ciecamente. Grazie davvero di tutto e per tutto il tempo e la pazienza che mi ha dedicato e per il sostegno durante la stesura del sito. Ti sarò sempre grata.