The Police Loophole lists every company and links to the statements that each has released regarding their new policies.
Wilson Combat, a custom pistol manufacturer located in Berryville, Arkansas, joined the movement on February 28 stating the following:
"Wilson Combat will no longer provide any products or services to any
State Government imposing legislation that infringes on the second
amendment rights of its law abiding citizens. This includes any Law
Enforcement Department, Law Enforcement Officers, or any State
Government Entity or Employee of such an entity. This also applies to
any local municipality imposing such infringements."
Wilson lists the states included on its no sale policy as: California, Hawaii, Maryland, Massachusetts, New Jersey, New York, Washington D.C. and The City of Chicago, Illinois.