Headquartered in Tulsa, Oklahoma, Ameristar is the world's largest manufacturer of ornamental fence and gates. Our desire is to help you protect what matters most. This has led us into all aspects of the Perimeter Security industry, expanding our product line to include anti-ram barriers, bollards, and high-security enclosures. We continually raise the bar in manufacturing customer-focused solutions. Our high standards produce premium products that go beyond merely meeting industry standards.