Mastercard has been a premium sponsor of Jazz Open Stuttgart since 2017. The company is also taking on this partnership in Italy, turning Jazz Open Modena into a cashless festival.

As a major supporter of the Jazz Open, Ferrari has appointed the Museo Enzo Ferrari in Modena as its premium sponsor. With its exhibitions and events, it will complement the festival perfectly.

The Sixt family has its headquarters south of Munich and runs the internationally successful car rental company. From 2026, the group will support the Jazz Open Modena as a premium sponsor.

System Ceramics, a Coesia Group company and a international leader in the development of process systems for the ceramics industry, is one of five premium sponors.

In Stuttgart, the insurer Allianz has been working closely with the Jazz Open for over 10 years. In Modena, Allianz Bank Financial Advisors is the festival's premium sponsor.

The global manufacturer of power tools and garden equipment has had close ties to the festival in its German homeland for many years. Now STIHL is also sponsoring the Jazz Open Modena.

LAPP has been a connectivity partner of Jazz Open Stuttgart since 2023. The globally active German cable company will also be a sponsor of Jazz Open Modena from 2026.