About General Contractors in B΄ Synikismos (Edessa): Do you need someone to take care of the execution or supervision of your construction project? Find the ideal public works contractor in B΄ Synikismos (Edessa). A public works contractor ... can undertake building, warehouse, industrial building construction, pipe projects, bridge - road construction, road asphalting, port constructions, dam constructions, and other technical works. How to choose a public works contractor? Learn about their experience and previous projects.