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Five9 is the proven, open cloud platform for customer experience. Cloud-native since 2001 and built by voice experts for the agentic era, Five9 powers contact centers for 4,000+ customers across 140+ countries. Powered by Genius AI, Five9 learns from every interaction to drive real outcomes, with the governance and openness the most regulated enterprises demand. Smarter CX with every interaction.

Website https://www.five9.com
Ticker FIVN
Revenue $1 billion
Funding $411.8 million
Employees 3,140 (2,178 on RocketReach)
Founded 2001
Address 4000 Executive Parkway Suite 400, San Ramon, California 94583, US
Phone +1 360-891-0038
Fax (925) 469-0172
Technologies
Industry Software, Software Development, Customer Relationship Management (Crm) Software, Call Center, Unified Cloud Platform, Software Development & Design, Administrative Services, Contact Center Solutions, Enterprise Software, Call Center Software, Customer Experience, SaaS, Customer Service, Sales, Sales and Support, Sales and Marketing, Pre-Built CRM Integrations, Workforce Management, Quality Management
Web Rank 48252
Web Visits 1 Million
Keywords Cloud Contact Center, Customer Engagement Platform, Customer Experience Platform, Artificial Intelligence, Call Center Software, Machine Learning, Cloud Based Call Center, Predictive Analytics, Contact Center Automation, Conversational Ai, Customer Service Software, Voice Of The Customer, Call Center Solutions, Customer Journey Mapping, Omnichannel Customer Service, Workforce Optimization, Contact Center As A Service, Agent Assistance, Ccpaas, Quality Management
Competitors RingCentral, Genesys, NICE, Twilio, Zendesk Sell, VC3, Overseas Examinations Commission, Talkdesk, 8x8, Dialpad +40 more (view full list)
SIC SIC Code 738 Companies, SIC Code 7389 Companies, SIC Code 73 Companies
NAICS NAICS Code 518 Companies, NAICS Code 5179 Companies, NAICS Code 51 Companies, NAICS Code 517 Companies, NAICS Code 51791 Companies, NAICS Code 517911 Companies

Five9 Questions

The Five9 annual revenue was $1 billion in 2026.

Amit Mathradas is the Chief Executive Officer and Board Member of Five9.

2,178 people are employed at Five9.

Five9 is based in San Ramon, California.

The NAICS codes for Five9 are [518, 5179, 51, 517, 51791, 517911].

The SIC codes for Five9 are [738, 7389, 73].

Top Five9 Employees

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