6sense Revenue, Valuation, Funding & Investors

Founded in 1983, Pegasystems provides a suite of solutions for customer engagement and business process management. The company’s key offering is the Pega Infinity platform, which combines business process management with customer relationship management applications. The company focuses on enterprise-size customers in the financial, insurance, and healthcare industries.

Klaviyo Inc is a technology company that provides a software-as-a-service (SaaS) platform to enable its customers to send the right messages at the right time across email, short message service, and push notifications, more accurately measure and predict performance, and deploy specific actions and campaigns. The platform combines proprietary data and application layers into one solution with machine learning and artificial intelligence capabilities. It is focused on marketing automation within eCommerce as its first application use case. It generates revenue through the sale of subscriptions to its customers for the use of its platform. Geographically, the company generates the majority of its revenue from the Americas, followed by EMEA and APAC.

Outreach is a sales execution platform automating workflows across email, phone, and LinkedIn for customer lifecycle management. Seattle-headquartered, it uses AI for sequence optimization and predictive coaching, serving clients like Cloudera, Glassdoor, Pandora, and Zillow. Integrations with Salesforce and Gong provide activity analytics and ABM targeting for enterprise teams.

Attentive is a New York-headquartered conversational commerce platform specializing in SMS marketing for retail and e-commerce brands. The service enables personalized messaging campaigns compliant with TCPA regulations, integrating with Shopify and Klaviyo. Serving over 2,000 brands like CB2 and Pura Vida, Attentive processes billions of messages annually to drive customer retention and sales.

Clay is a San Francisco-headquartered platform for go-to-market teams, integrating data from over 100 providers for contacts, firmographics, and intent signals. Launched in 2022, it features AI-powered research agents, workflow automation, and enrichment tools used by sales organizations worldwide.

Gong is a revenue intelligence platform that records, transcribes, and analyzes sales calls and customer meetings across phone, video, and email channels. The company delivers actionable insights on conversation patterns, deal risks, and coaching opportunities. Serving technology, finance, healthcare, and other sectors, Gong integrates with CRM systems like Salesforce. Tel Aviv-headquartered with US operations, it processes millions of interactions annually for enterprise clients including HubSpot and LinkedIn.

Zeta Global Holdings Corp is an omnichannel data-driven cloud platform that provides enterprises with consumer intelligence and marketing automation software. It serves enterprise customers across multiple industries, including financial services, insurance, telecommunications, automotive, travel and hospitality, and retail. Its Zeta Marketing Platform, or ZMP, is an omnichannel marketing platform with identity data at its core. The ZMP can analyze billions of structured and unstructured data points to predict consumer intent by leveraging sophisticated machine learning algorithms and the industry's opted-in data set for omnichannel marketing. The company operates in U.S, where it generates maximum revenue and Internationally as well.

Freshworks Inc provides software as a service platform that enables small and medium-sized businesses to support customers through e-mail, phone, website, and social networks. It offers solutions that serve the needs of users in the CS and ITSM categories and has also expanded its offering with Sales and Marketing automation products. These product offerings enable organizations to acquire, engage, and serve their customers and employees. The group derives revenue from North America, Europe, the Middle East and Africa, Asia Pacific, and Other regions.

ActiveCampaign is a Chicago-headquartered marketing automation platform offering email campaigns, CRM, and sales tools. Founded in 2003, the service powers 800+ pre-built workflows combining machine learning personalization across email, SMS, chat, and social channels for small to mid-sized businesses worldwide.

Seismic is a San Diego-headquartered provider of AI-driven sales enablement platforms for go-to-market teams. The Seismic Enablement Cloud integrates content management, buyer engagement analytics, and training modules used by enterprises like Panasonic and Siemens. Founded in 2010, it maintains offices in Dublin, London, Singapore, and Sydney.

Braze Inc is a customer engagement platform that powers customer-centric interactions between consumers and brands. The company provides solutions for Retail & E-commerce, Media & Entertainment, Financial Services, and Travel & Hospitality related industries. The company offers a single, vertically integrated platform that encompasses the various functionalities, or layers, required for modern customer engagement: data ingestion, classification, orchestration, personalization, and action, all of which is supported by Sage AI by Braze, its AI engine designed to power AI functionality across all layers of this stack. It generates majority of its revenue from the United States.

Hightouch is a San Francisco-based reverse ETL platform that activates customer data from warehouses like Snowflake and BigQuery into tools such as Salesforce, HubSpot, and Google Ads. The service enables audience segmentation, data modeling, and automated syncing without duplication to power personalized marketing campaigns.

Talkdesk is a San Francisco-headquartered cloud contact center platform integrating AI for customer service across sales, support, and operations. The company deploys Industry Experience Clouds for verticals like retail and healthcare, enhanced by generative AI for agent empowerment and personalization. Talkdesk serves global enterprises with pre-built solutions deployed in multiple languages.

Nextiva is a Scottsdale-headquartered provider of unified customer experience management platforms, enabling businesses to orchestrate customer journeys through AI-powered communication tools including voice, video, chat, and CRM integrations. Launched in 2006, the company supports contact centers and remote teams with features like call routing, analytics dashboards, and omnichannel support. Nextiva maintains a strong presence in North America, partnering with enterprises to streamline customer interactions via its cloud-based infrastructure.

SoundHound AI Inc is an innovator of conversational intelligence, offering an independent Voice AI platform that enables businesses across industries to deliver high-quality conversational experiences to customers. The company's voice AI delivers speed and accuracy in numerous languages to product creators and service providers across retail, financial services, healthcare, automotive, smart devices, and restaurants via groundbreaking AI-driven products like Smart Answering, Smart Ordering, Dynamic Drive-Thru, and Amelia AI Agents.

Clari is a Sunnyvale-headquartered revenue operations platform that aggregates data from CRM, marketing automation, email, calendars, and conversation tools. It aligns activity data to accounts and opportunities for pipeline visibility, AI-driven forecasting, and churn prediction. The platform serves B2B enterprises like Qualtrics, Lenovo, Adobe, Dropbox, and Okta to enhance sales efficiency and revenue predictability.

Insider is a Turkey-founded growth management platform serving over 1,200 brands worldwide. Founded in 2012, it uses AI-driven personalization across web, apps, and ads to optimize customer journeys from acquisition to revenue. Notable clients include Samsung, IKEA, and McDonald's, with operations in 28 countries.

HubSpot provides a cloud-based marketing, sales, and customer service software platform referred to as the growth platform. The applications are available ala carte or packaged together. HubSpot’s mission is to help companies grow better and has expanded from its initial focus on inbound marketing to embrace marketing, sales, and service more broadly. The company was founded in 2006, completed its initial public offering in 2014, and is headquartered in Cambridge, Massachusetts.