In 1978, Ray Murphy was earning his master's degree when he invented and received a patent on the SpaceWalker. He later built a plant to sell his product.Over 40 years of experienceOur founder, Ray Murphy, had a passion for learning that included an extensive knowledge of engineering and the industry's needs. His love for building and fabricating has shown up in the homes, equipment, and machinery in the St. Louis area. You'll get quality and knowledgeable service from our company in meeting your needs in every way possible with great services , material sales , and special orders .