Nicholas of Cusa (1401–1464), German philosopher, theologian, jurist, and astronomer
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Conference USA, a collegiate athletic conference in the United States
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Colleges and Universities Sports Association, a collegiate athletic conference in the Philippines
In July 2009, it was announced that the Belgian dredging company Jan De Nul, together with a consortium of contractors consisting of the Spanish Sacyr Vallehermoso, the Italian Impregilo and the Panamanian company Grupo Cusa, had been awarded the contract to build the six new locks on the enlarged Panama Canal to accommodate larger Post-Panamax vessels.