Five9 is a technology company that specializes in cloud-based contact center software. Founded in 2001, it has been a pioneer in the industry, launching its first cloud-based call center software in 2003. The company offers an Intelligent Customer Experience (CX) Platform that integrates digital engagement, analytics, workforce optimization, artificial intelligence, and automation to improve agent productivity and business outcomes. With over 3,000 clients worldwide, Five9 supports more than 350,000 concurrent agent seats and handles over 14 billion call minutes annually. Its customer base includes various industries such as healthcare, finance, retail, and telecommunications. The company has a strong global presence with over 2,600 employees and a robust partner ecosystem of more than 1,400 partners, contributing significantly to its growth. In 2024, Five9 reported revenues exceeding $1 billion, with a high customer retention rate reflecting strong satisfaction. Recent developments include the launch of Five9 Fusion for Salesforce in 2025, enhancing integration capabilities. Five9 continues to focus on delivering innovative customer engagement solutions powered by AI and automation.