Establishing a business in Switzerland

The Aargau Economic Promotion assists and advises companies with relocation, formation, financing and location matters at no charge.
https://www.ag.ch/en/verwaltung/dvi/economy-labour/aargau-services-economic-promotion

Switzerland Global Enterprise was commissioned by the Swiss government to support Swiss SMEs which are interested in exporting and connects companies, experts and organisations around the world:
https://www.s-ge.com/en