It has since grown into a thriving machine shop, occupying a 6,000 square foot building in Richmond, California, and employing seven full-time and three part-time employees. Paragon Machine Works manufactures and stocks the largest variety of titanium bicycle frame building components in the world. We are a leader in bicycle frame building technology, constantly innovating and providing new products to meet the demand of bike builders. Paragon Machine Works prides itself on providing personalized service and superior products. We have design development and high volume manufacturing capabilities, offer competitive pricing, and guarantee customer satisfaction.