Colorado Allergy & Asthma Centers, P.C. has evolved over time. 1972 - Colorado Allergy & Asthma Clinic was founded in 1972 by Drs. Avner, Buckley, and Pearlman. 1996 - Dr. Olson joined our Clinic. 1997 - Colorado Allergy and Asthma Clinic merged with Allergy Respiratory Institute (ARI) to create Colorado Allergy and Asthma Centers, P.C. (CAAC). ARI was founded by Dr. John Selner and included his partners, Drs. Koepke and Volz. We have steadily grown and now serve approximately 40,000 allergy & asthma patients. Today, there are 10 physicians, 10 physician assistants, and 10 locations statewide. All of our physicians are Board Certified Allergists. They actively participate in the American Medical Association, Colorado Allergy Society, Colorado Medical Society, American Academy of Allergy, Asthma and Immunology (AAAAI), and American College of Allergy, Asthma & Immunology (ACAAI). Some are Clinical Professors at the University of Colorado Health Science Center. Our physicians have given numerous local and national presentations and have published over 325 articles, abstracts, or book chapters. Local and National Honors have included: 5280 Magazine Top Doc Awards American Thoracic Society 2006 Outstanding Clinician Award AAAAI Distinguished Clinician Award Best Doctors in America Who's Who in America