BIRING, D.O.O. ay isang tagapagbigay ng mga produkto at serbisyo tulad ng umarkila operator matulin, marine,mga yate (hire / rental),diving support vessels (hire / rental),boathouses, ilog (hire / rental),buhay-rafts (hire at pagpapanatili),pontoons (hire / rental),dredgers (hire / rental),opisina machine at kagamitan,marine engine, pangalawang-kamay.