APCO International is the world's largest organization dedicated to public safety communications. We have been around since 1935—far longer than any other public safety communications association. APCO represents an industry of more than 100,000 public safety communication professionals, examining standards and issues, and providing education, products and services. APCO has a rich and interesting history. Our 75 years of experience makes APCO the most formidable and well-operated association of its kind. Our governing documents, executive leaders and senior members are a testament to the public safety community's dedication and expertise.