Global Muffler and Shock Absorber Ltd. shelters Carline Muffler, Switzer Automotive, Switzer Developments, RPM ( Resurrection Precious Metals) and PartsNX.com Commonly viewed as the Switzer Group, Global M&S ltd. is controlled by Mark H Switzer who is President and the only shareholder. The business started out in 1975 by the Patriarch of the family Christopher Hilton Switzer and the assets were bought by Mark in 1986. Since that time the business has grown to include commercial land, developed and undeveloped, recycling of specific precious metals from scrap, all forms of exhaust system design, manufacture and installation from standby agricultural units to commercial UPS systems for the telecommunications industry, as well the automotive and HD truck field.. Switzer Automotive is a full service facility that specializes in suspension, diesel performance, braking systems, suspension products, towing products and body electronics diagnoses and repair.