Lawyer. Co-founder and President of the Board of the Institute for Ordo Iuris Legal Culture. Partner at the Parchimowicz & Kwaśniewski law firm.
In lawyer practice, he focuses on civil proceedings, civil rights and freedoms, family rights and children's rights. He represents citizens and social organizations in numerous precedential proceedings before national and international courts and tribunals and as part of the consultation process at the invitation of international bodies such as the Venice Commission and the Office for Democratic Institutions and Human Rights of the OSCE. From 2017 member of the International Association of Genocide Scholars. He advises national and international social and economic organizations, participated in the formation of civic movements and member organizations speaking in public debate in the area of human rights.
Creator and first director of the Process Intervention Program of the Ordo Iuris Institute, which provided free legal assistance in several hundred key cases for the protection of family and children's rights, freedom of conscience and conscience clause, freedom of speech and assembly of life protectors, protection of people accused, insulted or persecuted expressed attachment to the natural social order attested in the Constitution of the Republic of Poland.
Member and secretary of the Monitoring Team for Counteracting Domestic Violence in the 3rd term from 2017. A member of advisory councils of four Ministers of Justice, including the Social Council for the implementation of the Strategy for Modernization of Justice in Poland and the Team for the protection of family autonomy and family life.
In 2016, deputy representative of the Legislative Initiative Committee "Stop Abortion".