Privatdetektei Ryffel AG celebrates its anniversary, looking back on 20 years of successful business.
Privatdetektei Ryffel AG opens a new agency at Bahnhofstrasse 2 in 8500 Frauenfeld.
Privatdetektei Ryffel AG celebrates its anniversary, looking back on 15 years of successful business.
The company founder Philip J. Ryffel is elected president in the General Assembly of the World Investigators Network W.I.N. in Reno (USA). For the first time, a Swiss is thus head of a world detective organization for one year.
Philip J. Ryffel is the recipient of the “Award of Excellence” awarded by the World Investigators Network W.I.N.
The sole proprietorship Privatdetektei Ryffel becomes shareholder with Peter C.Stelzer as associate.
Philip J. Ryffel founds the sole proprietorship Privatdetektei Ryffel and induces its entry into the Trade Register of the Canton of Zurich.