Well I did a little more googling and found out it is Sig Sauer's new accessory line. Here is a snippet of what I read:
SIG SAUER introduced the SIGTAC line of weapons accessories, weapons systems, including holsters, lights, lasers and optics.
The new accessory arm of SIG SAUER has competitive holster and magazine pouch offerings for SIG SAUER products, as well as a variety of other popular firearm brands. The RHS rotating holster systems are made of durable, long-lasting polymer. These holsters feature a push-button retention system designed to release the gun while still keeping the trigger finger safely straight and off the trigger...