Guinnard Immobilier SA is a family-run business with an excellent reputation, founded in 1965. Guinnard Immobilier is member of several professional associations at the regional, cantonal and federal levels. The Guinnard's are well-known and respected for their contributions in these. André Guinnard is the founder of the company. His wife Rose-Marie takes care of the technical aspects of property maintenance. His daughter Françoise has developed a widely used rental system. His son Daniel Guinnard holds, since 1994, the diploma of federal mastery in “real-estate administration & brokerage” (ARCID); he is a member of the UPSI-VALAIS committee. He is also the founder and president of the CITI.