I think mine is Samsung, this is what it says:
Model: APPLE SSD SM1024F
Revision: UXM6JA1Q
Here is some other general information from System Profiler about it:
Vendor: Apple
Product: SSD Controller
Physical Interconnect: PCI
Link Width: x4
Link Speed: 5.0GT/s
Description: AHCI version 1.30 Supported
^ All from my own one in my signature.