The Committee on Petitions is a permanent committee of the European Parliament to offer a petition process including a web portal to create and admit petitions. Its current chair, elected on 10 July 2019, is Dolors Montserrat, member of the EPP Group.
The right to petition is one of the fundamental rights of the European citizen and residents. Any of these can bring forward a petition on a matter within the EU's sphere of activities. From Wikipedia