Jacek Jan Piechota is a Polish left-wing politician. He was the Minister of Economy from 2001 to 2003, under Prime Minister Leszek Miller, and again in 2005 under Prime Minister Marek Belka. Piechota

Piotr Grzegorz Woźniak is a Polish politician and geologist. Between 2005 and 2007 he served as Minister of Economy, between 2011 and 2013 he was Undersecretary of State at the Ministry of Environment