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View Sunshine Calling's top competitors like Aircall, Call Box, and CallFire.

RingCentral
RingCentral, Inc. (NYSE: RNG) is a global leader in AI–powered customer engagement, delivering an integrated platform for business phone, SMS, contact center, workforce engagement management, video collaboration, and messaging. Powered by advanced AI capabilities, RingCentral delivers intelligence at every phase of the conversation journey — before, during, and after each human interaction. With RingCentral, businesses can work smarter, respond faster, and connect more meaningfully with their customers. Visit ringcentral.com to learn more. Our decades-long leadership in reliable and secure cloud communications has earned us the trust of nearly 600,000 customers and millions of users worldwide. RingCentral is headquartered in Belmont, California, and has offices around the world.
Belmont, California, US
Public
$2.4B Revenue
http://www.ringcentral.com
6.5K Employees
RNG Ticker
LeadSquared
LeadSquared is an AI-powered platform that unites sales, marketing, field, and service teams to automate workflows and drive outcomes at scale. The company specializes in solving sales challenges for high lead-volume, high-velocity businesses that have multiple sales channels and teams. Currently, LeadSquared is helping 1600+ enterprises enhance their sales efficiency on a global scale. Known for its verticalized, industry-centric solutions, LeadSquared serves EdTech, Education, Healthcare, BFSI, Real Estate, Automotive, and Hospitality industries. The company is headquartered in Bengaluru, India with a local presence in Middle East, North America, and South Africa.
Bengaluru, IN
Private
$252.1M Revenue
https://www.leadsquared.com/
1.1K Employees
Nextiva
Nextiva provides a business conversation platform that brings together communications, customer interactions, collaboration, and AI. Built for businesses of all sizes, the NEXT platform connects customer and team conversations across calls, texts, emails, chats, and more with customer history, business systems, and the teams responsible for what happens next. By giving people and AI shared context and persistent memory across channels, Nextiva helps customers and employees pick up where they left off, take the next action, and move work forward without starting over. Nextiva helps businesses grow revenue, retain customers, and get more done, one conversation at a time. Trusted by more than 100,000 businesses, Nextiva is led by co-founder Tomas Gorny and headquartered in Scottsdale, Arizona.
Scottsdale, Arizona, US
Private
$554.3M Revenue
https://www.nextiva.com
1.5K Employees

Top Sunshine Calling Employees

G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
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