This company has since by 1987 and our reputation. Is work by honestly we are specialist and: 1)- up grade existent electrical services 110-220 v ac up to 100amps 2)-electrical rewiring for residential and commercial at code 3)-emergency troubling shooting for commercial and residential 4)-free estimates. my honestly. Regarding: Cosmos Electric Co. . proyect running manager . Byron Moran . 415-748-...