Mavic (MA-vic, MAY-vic, ..) MA vic
Selle (SEE-lee, SEL-ee, SEL, SEEL, ..) sell
Sapim (SAY-pim, SA-pim, ..) sa PEEM
Topeak (TOW-peak, TWO-peak, TA-peak, ..) TOE peak
Zefal (ZEE-fal, ..) ZAY fall
SRAM (ES-ram, SRAM, ..) sram
Giro JEE row
Sidi (SID-ee, SEE-dee, ..) SEE dee
These are just my thoughts. I may or may not be right. Ironically, the one I was least sure of is Sram. But I may be wrong about all of them.