Every OTP, delivery alert and WhatsApp reply looks simple on a phone. CEQUENS has spent 15 years making the carrier routes, compliance rules and software behind those moments disappear.

The new Sinch CMO has spent her career turning complicated technology into useful customer choices. Her next problem is harder: making AI communication earn trust after the demo ends.

Apryse, Conga, Compart, Sefas, ISIS Papyrus, Plumsail, Customer.io and Bird rarely appear on a customer's screen by name. Together they run the plumbing that turns raw data into the statements, reminders and messages that land in your inbox every day.
The company that dragged the office phone into the cloud is now betting the whole switchboard on AI agents that answer, route, and read the room.
One company built its whole pitch on erasing the line between the phone on your desk and the call center that answers your customers. Here is how 8x8 turned four decades of telephony into an AI-driven customer-experience platform.
The Swedish company you have never heard of sends the one-time passcodes, delivery alerts and marketing texts that reach your phone billions of times a day. This is how Sinch turned invisible infrastructure into a global business.

Braze and Iterable send the emails, Twilio sends the texts, and Plumsail, Experlogix and Newgen quietly generate the contracts. Here is the invisible software running your relationship with almost every company you deal with.

Doxim, Intense Technologies, Infobip and Templafy don't make headlines, but they quietly decide how your bank, insurer and phone company talk to you - and the market for that plumbing is racing past $2 billion.
How a self-funded SMS gateway from a Croatian fishing town became the plumbing behind hundreds of billions of texts, WhatsApp messages and login codes.
It spent nearly two decades sending text messages nobody thought about. Now Gupshup wants those same pipes to carry AI agents that sell, support and close - one conversation at a time.
The Dutch company that rebuilt telecom's plumbing now carries a claimed 40% of the world's commercial messages - and spent two years trying to delete Twilio's margins with a 90% price cut. Bird's next bet is that the software placing those calls will be an AI agent, not a marketer.
AVOXI delivers unmatched cloud voice coverage that's orchestrated by software. It's the only platform you'll ever need.
Vonage is a cloud communications company that lets businesses and developers add voice, video, SMS, messaging and network-based verification to their apps and customer operations. Once a pioneer of home internet phone service, it reinvented itself as a platform business built on APIs, unified communications and contact-center software, and is now a wholly owned subsidiary of Ericsson operating as its Global Communications Platform.
Twilio is a cloud communications company that gives software developers programmable APIs to add messaging, voice, email, video, and authentication to their applications. Founded in 2008 and headquartered in San Francisco, it has grown from a pay-as-you-go SMS and voice API into a broad customer-engagement platform that pairs those channels with Segment's customer data platform and a growing set of AI-driven tools. Twilio is publicly traded on the NYSE under the ticker TWLO and serves developers and enterprises across nearly every industry.
Wati is an AI-powered customer engagement platform built on the WhatsApp Business API. Founded in 2020, it gives small and medium businesses a low-code way to run marketing, sales, and support conversations at scale - a shared team inbox, no-code chatbot builder, broadcast campaigns, and AI support agents trained on a company's own documents. Wati serves more than 16,000 businesses across 100+ countries and is backed by Tiger Global, Sequoia, DST Global, and Shopify.
Telerivet is a cloud communications platform that lets organizations send, automate, and orchestrate messages across SMS, WhatsApp, Voice, USSD, Viber and more - in any market, including the places bigger providers ignore. Born from a Peace Corps insight in Tanzania that most people have a phone but not the internet, it now powers enterprises, governments, NGOs and universities across 150+ countries with a drag-and-drop rules engine, APIs, and a phone-as-gateway model that reaches customers where the network is thin.

Clickatell is a chat commerce and messaging platform that helps brands talk to and transact with customers across SMS, WhatsApp and other channels. Founded in 2000 in Cape Town, it was the first company to wire businesses on the internet to consumers on mobile phones using SMS in four lines of code. Twenty-five years later it powers chat banking, tokenized WhatsApp payments and Chat-2-Pay with Visa for over 10,000 customers worldwide.

Pieter de Villiers is the Co-Founder and CEO of Clickatell, the company that invented the world's first SMS API in 2000 with four lines of code and went on to pioneer chat banking and chat commerce globally. Based in Stellenbosch, South Africa, he led Clickatell to become the first African startup backed by Sequoia Capital, raised over $118 million in total funding, and built a platform that processes roughly 9 billion messages monthly for more than 10,000 enterprise clients across 220+ countries. He also chairs SiMODiSA, a non-profit focused on digital skills development and startup acceleration in Africa.
Agora is a real-time engagement platform that gives developers simple APIs and SDKs to embed live voice, video, interactive streaming, chat, and conversational AI into apps and devices. Trusted by more than 1,700 organizations across social, live shopping, education, telehealth, and gaming, Agora's network reaches devices worldwide with sub-second latency. The company trades on Nasdaq under the ticker API.

Caitlin Epstein is VP of Corporate Communications at Twilio, the cloud communications platform powering customer engagement for businesses worldwide. Since joining in 2015, she helped navigate Twilio through its IPO and became one of tech PR's sharpest voices on human-centered storytelling - best known for turning a CEO's breakfast burrito delivery into a Forbes-covered $3 billion acquisition narrative.
Adam Morgan is VP of Brand at Twilio, where he led the company's 'Be a Builder' brand refresh in 2024 - repositioning Twilio from a developer platform to a movement for all builders. With 29 years in creativity, strategy, and storytelling, he previously served as Executive Creative Director at Adobe for 8.5 years and Senior Director of Brand + Creative at Splunk/Cisco. He is the author of 'Sorry Spock, Emotions Drive Business' (Morgan James Publishing), host of the Real Creative Leadership podcast, and was named to AdWeek's Creative 100 in 2020. He holds a Master's in Marketing Strategy from Northwestern University and lives in Lehi, Utah.
Disha Rustogi is the Vice President of Product Marketing at Twilio, where she leads global Product Marketing and Go-To-Market Enablement teams. With 15+ years of marketing leadership at household-name tech companies — Microsoft, Adobe, Atlassian — she has shaped how enterprise software gets positioned, launched, and sold to the world. Now at Twilio, she is at the forefront of the agentic AI communications era, helping define how companies build intelligent customer experiences using Twilio's platform.
Julie Poutre is Vice President of Americas Field Marketing at Twilio, the cloud communications platform behind a significant portion of the world's digital interactions. Based in San Francisco, she leads the regional field marketing operation that drives pipeline and revenue across the Americas. Over nearly a decade at Twilio, she has risen from Senior Manager through Director and Senior Director roles to her current VP position, building one of the most sophisticated field marketing engines in enterprise SaaS. Before Twilio, she spent nearly a decade at Infoblox — moving from global events coordinator to Sr. Channel Programs Manager — where she honed the craft of building partner programs and generating qualified sales leads at scale.
Nicholas Kontopoulos is the Vice President of Marketing for Asia Pacific & Japan at Twilio, the cloud communications platform. Based in Singapore, he brings over 30 years of marketing and business leadership experience across APAC, with prior senior roles at Adobe (DX), SAP, Magento, and Capita. A recognized thought leader in customer experience and AI-driven marketing, he is a frequent speaker, published author, and LinkedIn Power Profile holder known for challenging marketing orthodoxy across the region.
Orisa Cherenfant is SVP of Industry Relations & Strategic Growth at Twilio, the cloud communications platform powering billions of messages, calls, and interactions globally. A first-generation college graduate from Cape Verde who earned dual degrees in Finance and Marketing from Boston College, she built her career through GE's leadership development programs before moving into tech. At Twilio, she leads industry partnerships and growth strategy, speaks at major conferences like MWC Barcelona and Twilio Signal, and was named a 2025 Entreprenista 100 Award winner. She is based in Los Angeles with her partner Eli and their twins, Margaux and Maverick.
Vanessa Thompson is the Vice President of Revenue and Growth Marketing at Twilio, where she leads a global team driving top-of-funnel growth across demand generation, lifecycle marketing, product marketing, competitive intelligence, and the developer network. A New Zealander who built her career through government tech, analyst research at IDC, and SaaS consulting at Bluewolf before joining Twilio in 2018, she has ascended from IoT marketing director to interim CMO and now oversees the full revenue marketing engine at one of the world's leading cloud communications platforms.
Alexey Aylarov is the CEO and co-founder of Voximplant, a Voice AI orchestration and cloud communications platform (CPaaS) powering 30,000+ customers and 2+ billion calls annually. A VoIP engineer turned serial entrepreneur, he spent 20+ years in telecommunications before building Voximplant into an enterprise-grade platform combining serverless infrastructure with AI-driven voice and video communications. Based in Sunnyvale, California, he co-founded the company in 2013 alongside Sergey Poroshin and Andrey Kovalenko, guiding it to profitability in under two years and through a $30M Series C raise in 2021.
Sendbird is a San Mateo-based communications platform that started as a chat SDK for apps and has become an omnichannel AI agent platform. Its APIs power messaging, voice, video, and AI agents inside more than 4,000 apps, including DoorDash, Reddit, Match Group, Noom, and Yahoo Sports, reaching roughly 6 billion users and routing 7 billion conversations a month.
Voximplant is a cloud communications and voice AI orchestration platform that lets developers and enterprises add programmable voice, video, messaging and AI agents to their apps without managing telecom infrastructure. Spun out of click-to-call pioneer Zingaya, it powers billions of calls a year for brands like Hyundai, Burger King, KFC, Glovo and Rappi.