Conroy and Knowlton Inc., Precision Machining Specializing in Plastic Conroy & Knowlton is a family owned business with over 65 years of experience in the precision machining and fabrication industry, operating in a 17,000 square foot plant conveniently located just outside Los Angeles, California. We pride ourselves in the long term relationships we have built with our customers over the last several decades. Conroyknowlton.com~Site InfoWhoisTrace RouteRBL Check