CNG Ranch, LLC is a partnership between California-based Cardenas Markets and Northgate Gonzalez Market. Los Altos Ranch Market was named for the region in Mexico where both the Cardenas and Gonzalez families came from before immigrating to the United States to start their successful retail ventures. This region represents the same traditions, rich culture and authenticity that shoppers will find when they shop Los Altos Ranch Market. Formerly Pro's Ranch Market.