ISLAMABAD , Pakistan ( CNN ) -- Polish authorities in Pakistan say they are monitoring local reports that Taliban militants have executed a kidnapped Polish engineer . Pakistani Taliban militants offer prayers in Mamouzai area of . Orakzai Agency in November . Piotr Stancza was kidnapped September 28 from the city of Attock in Punjab province . Stancza had been based there for a Polish survey company searching for natural gas . Local reports and TV station Dawn News reported Stancza 's execution Saturday . Polish Embassy spokesman Peter Adams said his offices were aware of local media reports but were waiting to hear officially from Pakistani authorities . He said all efforts had been made by Polish authorities to pressure the Pakistani government to do whatever it could to secure Stancza 's release . `` From the Polish side , we did whatever we could , pressuring the Pakistani government on the presidential and prime minister level , '' Adams said . `` Problem was , this was solely Pakistan 's responsibility . Demands were only towards [ the ] Pakistan government . '' Adams said there had been no demands for ransom . The Taliban had demanded the release of Taliban prisoners being held by the government and a pullout of government security forces from the tribal areas . Although there were assurances that the Pakistani government was doing everything it could and that Stancza would be freed soon , Adams said it was never clear what the government was actually doing to secure his release . `` We are waiting for confirmation and waiting for any answer [ about ] how this happened and why did this happen , '' Adams said . A spokesman for Pakistan 's interior ministry said that the reports of Stancza 's death have yet to be confirmed and that the case of his kidnapping was a high priority for the government . Shahid Ullah Baig said the government had been working hard to retrieve Stancza unharmed but did not give details . `` The Pakistan government is doing its level best to secure his release , '' he said , adding , `` Human life is more important to us than anything else . '' Kidnappings and attacks against foreigners have risen sharply in recent months throughout the country . Most recently , an American working for the United Nations was kidnapped in Quetta , and Peshawar has been the scene of various attacks against foreign diplomats and journalists .
Jan Stancza on September 28 from Attock in Punjab province . Polish authorities in Pakistan checking local media . Taliban had demanded release of prisoners , pullout of forces .