IT Klub Mainz & Rheinhessen e.V. is the industry association for companies in the fields of information technology and new media in Mainz and Rheinhessen. The association aims to strengthen the industry's position and establish the companies as key players in the regional economic structure. As a network of various medium-sized IT specialists, IT Klub provides companies, universities, associations, local and state representatives with expert advice on all IT issues. With more than 50 members from business and science, IT Klub aims to offer direct and indirect benefits through knowledge transfer, cooperation opportunities, personal exchange, and securing young talent.

The IT Club is also part of "MTKON Rhineland-Palatinate." The umbrella organization for the individual community-oriented networks in the media and IT industry is the central contact and coordination point for IT activities in Rhineland-Palatinate.

In addition to the "IT Club on Site" series of events, which includes visits to IT companies, there is also the "IT Lunch." Here, IT experts regularly give presentations on various media topics such as data protection and digital marketing.