Contract Of Services For Legal Advice In Matters Of Civil And Commercial Law Related To The Contracting, Construction, Promotion Of Works, Exploitation And Maintenance Of Real Estate And Civil Work, And The Corporate Law And The Assistance And Direction Of Lawyer To Infrastructures Of The Generalitat De Catalunya, Sau (Hereinafter Infrastructures.Cat) In Judicial Procedures And/Or Arbitral Procedures Related To Those Related To Judicial Procedures And The Activity Of Infrastructures.Cat.