0001086364-11-002592 SC 13G/A 1 20110203 20110203 AMERON INTERNATIONAL CORP 0000790730 3270 770100596 DE 1130 SC 13G/A 34 005-37553 11569427 245 S LOS ROBLES AVE PASADENA CA 91101 6266834000 245 S LOS ROBLES AVE PASADENA CA 91101 AMERON INC/DE 19920703 BlackRock Inc. 0001364742 6211 320174431 DE 0226 SC 13G/A 55 EAST 52ND STREET NEW YORK NY 10055 212-810-5300 55 EAST 52ND STREET NEW YORK NY 10055 BlackRock, Inc. 20060929 New BlackRock, Inc. 20060601 SC 13G/A 1 amerioninternational123110.txt