Please note that your source for that claim is a four year old article from Right Side News, published when the first kids started arriving during Obama’s presidency.
It's certainly possible that Southwest Key Shelters is heavily involved in the new kid surge, but that is not specifically stated in your link.
Its not the only source.
Search for Juan Sanchez La Raza
Also La Raza Board.
Bloomberg has it. He’s also on Linkedin.
Juan Sanchez went to Harvard btw.