69 Best Communication Startups to Watch in 2025

Dialpad is a San Francisco-headquartered business communications platform company.

Discord is an American company that offers users a free messenger with support for IP telephony and video conferencing. About 56 million people use the Discord messenger every month, and its total audience exceeds 270 million users.

Clubhouse is a San Francisco-based social app offering a space for casual, drop-in audio conversations with friends and other interesting people.

Aura Vision is an AI computer vision company for generating insights into shop floors. Aura Vision uses existing security cameras in stores to provide customer demographics and behavior data.

Unifonic is a Saudi-based cloud communication startup.

Intercom is a technology company developing and providing a communications platform for web and mobile businesses to interact with customers.

Symbl is an API platform for businesses looking to deploy conversational intelligence.

Galgus is a Camas, Seville-based wireless and Wi-Fi technology company developing systems used by OEMs and system integrators for Wi-Fi networks.

5G satellite telecom operator for global IoT connectivity.

Outreach is a sales engagement platform that uses artificial intelligence (AI) for predictive analytics as it relates to sales.

A company developing a cloud-based collaboration platform for professional teams to build software specific to their line of work or particular project. It was founded in 2013 and is located in San Francisco, California.

Klaviyo is a marketing automation software company which has a email software platform with SMS for ecommerce companies.

Cloud based phone system and call center software with integrations into CRMs & helpdesk software.

Astrocast is an end-to-end satellite IoT network provider, manufacturer, and operator.

A company offering a communications platform allows developers to quickly build features that connect to every email, calendar, and contacts provider in the world.

Gather is a video-calling platform that combines video conferencing with a two-dimensional video game-like world.

Infobip is a service provider for cloud-based mobile services.

Crypto Quantique is a company that specializes in quantum cyber security.

Accelleran is a Software Solution for 4G/5G RAN.

Company

Tanium is a company providing security and systems management solution for businesses.

U.S-based company providing cloud infrastructure for global software and hardware development and deployment.

Moveworks is an AI, machine learning, enterprise natural language understanding (NLU) and chatbot platform that resolves IT Service Desk support issues.

ID Quantique is a company developing quantum cybersecurity products, quantum scientific instrumentation, and quantum random number generation.

Fleet Space Technologies is an Adelaide-based satellite communications company developing satellites for low-bandwidth connectivity for machine-to-machine communication, data exchange, and IoT sensor networks.

Eko Health is a digital health and AI technology company developing tools for heart and lung disease detection.

ISARA is a company developing quantum computer resistant software products founded in 2015 by Scott Totzke.

Pharrowtech is a Belgium-based company designing and developing mmWave hardware and software for wireless applications.

Qunnect is a quantum communication company that is developing room-temperature, portable, modular technologies to support optical, long-distance and quantum-secured communication.

VEED.IO is a British company developing an artificial intelligence (AI)-powered online video editing platform to simplify creating videos for creators and businesses.

InfiniQuant is a research team hosted in Christoph Marquardt’s Quantum Information Processing group at the Max Planck Institute for Science and Light.

Post-Quantum is a company that is developing quantum-resistant encryption for protection against code-breaking quantum computers and quantum-resistant signature schemes for secure blockchain deployment.

Range Labs is a San Francisco-based software company developing tools for organizations, teams, and individuals be more productive and work together.

Net AI is an Edinburgh-based virtual network management company using artificial intelligence for network monitoring.

Crypta Labs is quantum security startup that is developing a quantum-based encryption chip and software to secure the Internet of Things. The company developed a Quantum Random Number Generator (QRNG) for mobile devices and an integrated security chip for others. The company is targeting transport, military and medical markets.

Quantum Thought offers an incubator for the creation of quantum computing applications.

A software company offering a video conferencing platform for webinars and video meetings.

Quantum Xchange is a quantum fiber network that is based in the United States. It uses photons of light to physically transfer a shared secret between two entities.

Flock is a real-time messaging and collaboration app for team communication.

Company developing optical communications hardware for strong digital encryption.

ClassDojo is a classroom management software platform.

HealthCrowd is a San Mateo, California-based company founded in 2010 by Neng-Bing Doh, Bern Shen and Clive Wu.

SpeQtral is a company that is interested in developing quantum communication technologies

ArQit is working to provide the world's first global quantum encryption SaaS Business. They will use QKD technology to create unique keys that can be shared between two parties using laser transmissions from a satellite. The company is based in London, England and was founded in 2017.

Flock Cover is an insurance technology startup based in London.

Clearword unlocks fundamentally new ways for organizations to communicate and collaborate, using tools they already use. Collaborative Agendas, Automatic Meeting Minutes in a Searchable Library.

An artificial Intelligence company that has developed a wearable device for voice communications. It is located in London, England and was founded in 2017.

Leaf Space is a company offering ground segment services for microsatellites founded in 2014 by Jonata Puglia, Giovanni Pandolfi, Matteo Boiocchi and Michele Messina.

Actility is a software company providing low power wide area (LoRaWAN and 3GPP connectivity) network connectivity management.

Chartbeat tools measure and monetize website visitors' attention and engagement on page content and advertising.

Pusher is a company founded in 2011.

Building the Swiss army knife for owning your data

Voxer is a Walkie Talkie messaging app for your smartphone.

Meero is an enhanced photography services powered by AI founded in 2016 by Lestrade Guillaume.

A company developing API-based products for streaming infrastructure for videos

Wonder OS provides the world's first Android-based platform built for seamless, all-in-one play.

Plexchat is a Redwood City, California-based company.

Demodesk provides a browser-based screen web conferencing tool for software-as-a-service product demos.

Platform for recording, transcribing, and analyzing calls and meetings in real-time to capture important data points.

Marketplace for gift cards, mobile phone refills, and lightning network services, accepting bitcoin and other cryptocurrencies.

CirrusMD is a healthcare communication company

QEYnet is a company that develops cybersecurity software to defend against quantum computers.

EMnify is the leading cloud communication platform provider for IoT that enables businesses with high-growth IoT products to scale across networks worldwide with a single API.

GreatHorn is a Waltham, Massachusetts-based cybersecurity company developing protection products for cloud email systems.

Netomnia Limited is a full-fibre network expansion driven by strategic investments founded in 2019.

Amberscript is building SaaS solutions that enable users to automatically transform audio and video into text and subtitles using speech recognition.

Real-time, bite-sized and interactive video streams from our local experts around the world.

Hopin is a online events platform where people can create engaging online events that connect people around the globe.

CesiumAstro engineers and manufactures communications modules, payloads, and satellites for space and airborne applications founded in 2017 and headquartered in Austin, Texas.