AT MASTER HALCO, WE ARE A COMPANY THAT CONSISTENTLY WORKS HARD TO PROVIDE; Customer Solutions, Value, And Distribution Excellence Thru Dedicated Associates. As North America's leading manufacturer and wholesale distributor of perimeter security and fencing, we are the provider of choice for thousands of professional fence and security contractors and quality building material retailers. Since 1961, we have been the industries' premier fencing provider. We offer a complete line of high quality fence systems in both traditional and unique styles. Our full line of products include vinyl, wood, ornamental, and chain-link fences and gates for residential, commercial, industrial, and high security applications.