[1] Defunct In 2007, he was present in the newly formed Hungarian Guard Movement, and later worked as its national spokesperson.

Succeeding party president Gábor Vona, he served as leader of the Jobbik parliamentary group between 2016 and 2018.

After the 2018 election, Volner opposed the party's moderate change of direction represented by Tamás Sneider and Márton Gyöngyösi.

Together with fellow ex-Jobbik MPs, Dóra Dúró, István Apáti and Erik Fülöp, he formed a representative group of Our Homeland on 10 November 2018, which did not get official recognition as caucus in the parliament due to insufficient membership count.

In November 2020, Fidesz proposed a change to the electoral vote which would require nominating parties to present a minimum of 50 candidates (out of the 106 districts) in order to be allowed a place on the national ballot.

[16][2] Volner was appointed foreign trade attaché to the Hungarian embassy of Singapore by the Fifth Orbán Government in December 2022.