Sinch AB

Sinch AB (publ) is a global cloud communications platform as a service (CPaaS) company headquartered in Stockholm, Sweden. Founded in 2008 as CLX Communications, the company rebranded to Sinch in 2019, aiming to pioneer how the world communicates by enabling businesses to engage with their customers through personalized and timely communications.

Sinch provides a comprehensive suite of programmable APIs and software solutions for mobile messaging (including SMS, MMS, RCS, and WhatsApp), voice, video, and email. Its Customer Communications Cloud offers infrastructure for managing communication networks and user-friendly applications for marketers. The company serves over 175,000 businesses globally, including large enterprises, digital-first platforms, contact centers, and app developers, across key industries such as telecommunications, finance, retail, healthcare, and the public sector.

Led by CEO Laurinda Pang, Sinch is recognized as a leader in the CPaaS market, frequently ranked as the second-largest provider by revenue. In April 2026, it was named a Leader in the IDC MarketScape for Communications Engagement Platforms and, as of Q3 2025, a Gartner Magic Quadrant Leader for CPaaS for the third consecutive year. The company maintains a strong focus on AI, with its API products being utilized by AI innovators and its platforms like Sinch Engage expanding AI-driven capabilities. Sinch was also named the 2026 Adobe Customer Experience Orchestration Technology Partner of the year.