# Sinch **Source:** https://geo.sig.ai/brands/sinch **Vertical:** Communications Technology **Subcategory:** Customer Communications Cloud **Tier:** Leader **Website:** sinch.com **Last Updated:** 2026-04-14 ## Summary Sinch is a public cloud communications company offering SMS, voice, email, and messaging APIs globally, serving 150,000+ businesses. Trades as SINCH on Nasdaq Stockholm. ## Company Overview Sinch is a Stockholm-based cloud communications company that trades on Nasdaq Stockholm under the ticker SINCH and provides a customer communications cloud spanning SMS, voice, email, WhatsApp, RCS, and conversational messaging to approximately 150,000 businesses globally. Founded in 2008 as CLX Communications and rebranded as Sinch in 2019, the company pursued an aggressive acquisition strategy to build global scale — acquiring companies including MessageMedia, Pathwire (Mailgun and Mailjet), Wavy (Latin America), Inxmail (Germany), and Zetabox (Europe) to assemble a global communications platform with owned sending infrastructure, direct carrier relationships, and market-specific capabilities across North America, Europe, Latin America, and Asia-Pacific. Sinch's platform architecture serves both the API-first CPaaS buyer and the business messaging buyer through distinct product lines: its developer-facing APIs and SDKs for SMS, voice, verification, and messaging channels target engineering teams building communication features into applications, while its business messaging products — conversational marketing, customer service messaging, and campaign management tools — target marketing and operations teams executing customer communication programs without developer involvement. The acquisitions of Pathwire, which brought the Mailgun transactional email API and Mailjet marketing email platform, added email infrastructure to Sinch's channel portfolio and enabled the company to offer unified billing and management for both messaging and email communications through a single vendor relationship. Sinch's verification product — providing phone number verification and one-time passcode delivery through SMS, voice, and WhatsApp — serves as the company's highest-volume product and a key entry point for application developers who subsequently expand to additional communication use cases. The company's global infrastructure includes over 600 direct carrier connections and local number inventories in major markets that enable regulatory-compliant, low-latency message delivery across enterprise customer deployments. Sinch competes with Twilio, Vonage (Ericsson), and Infobip in the CPaaS market and with Attentive and Klaviyo for business messaging use cases. ## Frequently Asked Questions ### How has Sinch's acquisition strategy accelerated its competitive position against Twilio without building every capability organically? Twilio built its platform primarily through organic engineering investment over 15 years, acquiring category leadership in each capability through direct development cycles. Sinch's acquisition strategy allowed it to acquire built, operating businesses with established customer bases and infrastructure — Mailgun's established developer email API base, MessageMedia's business messaging customers, Wavy's Latin American carrier relationships — assembling comparable channel breadth in a compressed timeline while retaining the acquired companies' existing revenue, customer relationships, and regional market expertise rather than building into markets from a standing start. ### What communication products does Sinch offer? Sinch offers SMS, voice, video, WhatsApp, RCS, email, and verification APIs alongside cloud contact center software and conversational AI tools — serving the full range of enterprise customer communication needs from transactional messaging to interactive customer service. ### How many businesses use Sinch? Sinch serves over 150,000 businesses globally, ranging from fast-growing startups embedding messaging APIs to large enterprises running high-volume customer communication programs across multiple channels. ### Is Sinch publicly traded? Yes. Sinch AB is listed on Nasdaq Stockholm under the ticker SINCH, making it one of the prominent publicly traded European CPaaS (Communications Platform as a Service) companies. ### How has Sinch grown through acquisitions? Sinch has pursued an aggressive acquisition strategy to broaden its product capabilities and geographic coverage, acquiring companies including Mailjet, MessageMedia, Pathwire (Mailgun and Email on Acid), Intelepeer, and others — building its email, voice, and enterprise messaging capabilities through strategic M&A alongside organic growth. ### What is Sinch's SuperNetwork? Sinch's SuperNetwork is the company's global carrier connectivity layer, comprising direct connections to mobile operators and messaging aggregators across 190+ countries, providing the routing and delivery infrastructure that underpins its SMS, voice, and verification services. ### What verification and fraud prevention tools does Sinch offer? Sinch provides phone number verification, OTP delivery via SMS and voice, silent network authentication, and number lookup services that businesses use for user registration verification, login authentication, and fraud prevention in account security workflows. ### Where is Sinch headquartered? Sinch is headquartered in Stockholm, Sweden, and was founded in 2008. The company operates globally with offices across Europe, North America, Asia-Pacific, and Latin America. ## Tags api-first, b2b, communication, enterprise, global, messaging, platform, public, saas, technology, telecom --- *Data from geo.sig.ai Brand Intelligence Database. Updated 2026-04-14.*