The Groupe Sensemat became the largest private employer(Source: INSEE, page 106)[1] of the Gers with over 500 collaborators in 1999 and sales totaling 800 million French francs (122 M Euros).

As early as 1975, import-export operations were organized with India, China, Romania, Albania and other countries of the Eastern bloc, sometimes using barter and compensation.

Through his tool-manufacturing group, he then acquired many brownfields in the department of the Gers (the Grundig Factory, the Seita buildings, etc.).

[3] In 1989, as a major player in the department’s economic life, he was a counselor with the Gers’ Bank of France for 6 years.

[5] In 2000, his strongly coveted hand and power tool group faced problems leading to the lifetime dismissal of a court administrator who was found guilty and imprisoned.

[8][9][10][11][12] In 1997, Jean-Claude Sensemat prepared for the introduction into the stock exchange on the second market for his tooling group with Crédit Agricole and Europe Finance et Industrie (EFI), Louis Thannberger.

He purchased offices there, where he established the headquarters of his company, Gestion Geneen Inc.[3][18][21][22] In 2023, he released his sixth book: Sensemat–The Pioneer (published by Editions Duroi), in which he recounts his professional travels since 1975 between India, Taiwan, China, Vietnam, and the former Soviet bloc countries, all the way to Albania under the regime of Enver Hoxha, where he becomes Consul in 2002.

Jean-Claude Sensemat] "Toulouse Capitale"[27] Le Capitole:[27] quarterly information journal / [publ.