Patterson Companies, Inc. (Nasdaq: PDCO) today announced that R. Stephen Armstrong, chief financial officer of Patterson Companies, will be presenting at the Barclays Global Healthcare Conference at the Loews Hotel in Miami, Fla., on March 13, 2013. Armstrong’s presentation will begin at 1:30 PM EDT. About Patterson Companies, Inc.Patterson Companies, Inc. is a value-added distributor serving the dental, companion-pet veterinarian and rehabilitation supply markets. Dental MarketAs Patterson’s largest business, Patterson Dental provides a virtually complete range of consumable dental products, equipment and software, turnkey digital solutions and value-added services to dentists and dental laboratories throughout North America. Veterinary MarketPatterson Veterinary is a leading distributor of consumable veterinary supplies, equipment and software, diagnostic products, vaccines and pharmaceuticals to companion-pet veterinary clinics. Rehabilitation MarketPatterson Medical is the world’s leading distributor of rehabilitation supplies and non-wheelchair assistive patient products to the physical and occupational therapy markets. The unit’s global customer base includes hospitals, long-term care facilities, clinics and dealers.