P.E.S is an Italian Organisation with over 150 employees, branches and partners in all continents. P.E.S operates within the multidisciplinary design, Operations & Maintenance Service (O & M), Service Management (Project Control, Construction & Commissioning Management, QA / QC) for major national and international clients within Oil & Gas, Renewable Energy and petrochemical industries. P.E.S Head Quarter is located in Rosignano Solvay (LI), while other Italian offices are in Florence, Vibo Marina (VV), Bari and Pomarance (PI). In 2014, PES has opened a new branch in Mexico, PEXICO Sa de CV, located in Mexico City. In April 2015 we have opened a new sister company in Houston (USA) to following our Clients in this Country (PES Solutions USA)