Past many years have also seen bills being introduced in the US that attempt to penalise — in some way or the other — the companies using these visas.
There has also been a rise in the rejection rate of H-1B visa applications filed by companies. Below is the list of companies that have been debarred/disqualified from applying for H-1B visa.
Debarment period: 8/1/2014 to 7/31/2015
Debarment period: 1/31/2014 to 1/30/2016
Debarment period: 7/31/2013 to 7/30/2015
Debarment period: 10/1/2014 to 9/30/2015
Debarment period: 12/10/2013 to 12/9/2015
Debarment period: 10/1/2014 to 9/30/2016
Debarment period: 10/29/2013 to 10/28/2015
Debarment period: 7/31/2013 to 7/30/2015
Debarment period: 9/1/2014 to 6/31/2015
Debarment period: 10/1/2014 to 9/30/2016
Debarment period: 10/29/2013 to 10/28/2015
Debarment period: 12/31/2013 to 12/30/2015
Debarment period: 10/1/2014 to 9/30/2016
Source: US Department of Labor website