Stefan Engel, a trained mechanic and today a free publicist, was Chairman of the MLPD for 37 years. He has made his theoretical work and his practical know-how in the leadership of workers' struggles available to the revolutionary working-class movement for decades, also internationally. Since 1991 Stefan Engel is head of the editorial board of Revolutionärer Weg, the theoretical organ of the MLPD. He is recognized as a Marxist-Leninist theoretician throughout the world.

Gabi Fechtner, a trained toolmaker, is MLPD Chairwoman since April 2017 and thus the rst woman worker to lead a revolutionary party in Germany.

Monika Gärtner-Engel is MLPD Internationalism Secretary and Main Coordinator of the revolutionary world organization ICOR. She is co-author of the book, New Perspectives for the Liberation of Women, and an acknowledged representative of the international militant women's movement.