

www.paragonmachineworks.com
Established in 1983, Paragon Machine Works is a specialized CNC production machine shop located in Richmond, California. The company is a recognized leader in bicycle frame building technology, manufacturing a comprehensive range of precision components such as dropouts, headtubes, and bottom bracket shells. Beyond the cycling industry, they provide manufacturing solutions for the aerospace, solar, and environmental remediation sectors. Their capabilities span from initial design development and prototyping to high-volume production, emphasizing domestic manufacturing and technical innovation.

www.superiorpmllc.com
Superior Precision Machining provides precision CNC machining services, including multi-axis milling and complex prototype development. The company handles both limited and high-volume production runs and supports assembly and packaging for safe delivery. It maintains quality systems and regulatory controls to serve medical and defense-related manufacturing requirements.