Home Business Siemens deal collapse fuels Alstom-Bombardier tie-up talk, shares rally Business Siemens deal collapse fuels Alstom-Bombardier tie-up talk, shares rally By Genpie - February 6, 2019 246 0 Facebook Twitter Google+ Pinterest WhatsApp The European Commission’s decision to block a tie-up between Alstom and Germany’s Siemens is fuelling speculation over possible merger talks between the French rail business and Canada’s Bombardier, lifting both companies’ shares on Wednesday.