Authenticity of your H-1B Sponser Database

I have looked at H-1B Sponser Database And Searched for the company I am looking for.

I would like to ask about authenticity of source of H -1b Sponser detail. Are you retrieveing this detail from USCIS or any other Authentic Source ?

I am waiting for your response.

Thank you for your time.

I also would like to know this. From where you get these informations about sponsors details?

Thank you