Welcome to Bishop's Gun Barn Bishop Ammunition & Firearms was founded by Merrisa and Dianne Bishop, both U.S. Military veterans who have served in times of conflict. Merrisa, our President, is a disabled combat veteran and former Army military police officer and long-range marksman. She does our research and development of our rifles and ammunition products as well as building our rifles. Dianne is a U.S. Air Force active duty and reserve veteran who was involuntary recalled to active duty and served during the Gulf War. Dianne takes care of all graphic design, and ammunition production. You may reach us at info@bishopammunition.com or phone us at (916) 727-9967.