Apollo GTM Platform
Provider 
Founded 2015
Sells To Enterprises, SMB
Pricing Model Recurring, Software, Usage-based
Ownership Private Equity, Venture Capital

Apollo GTM Platform is Apollo.io's connected go-to-market system uniting B2B data, intelligence, and sales execution.
The Apollo GTM Platform is Apollo.io's connected go-to-market system, organized around three layers. The data layer supplies a B2B contact and company database with firmographics, buying signals, waterfall enrichment, and website visitor identification. The intelligence layer applies GTM Harness, an orchestration engine that keeps company, buyer, and offer context while the execution layer turns that data into multi-channel sequences, dialing, meeting booking, deal management, and analytics.
The platform is sold to sales development, account executive, and revenue operations teams across small businesses and enterprise organizations, and is positioned as a consolidation of tools such as a prospecting database, an outreach sequencer, a dialer, and scheduling software. It is delivered as a workspace and as Apollo Anywhere, which connects the same data and actions into a customer's CRM, browser, and AI assistants through integrations and a Model Context Protocol connector. Apollo.io reports more than 600,000 companies using the platform.
| Attribute | Apollo GTM Platform | AI Sales OS | Clay Sequencer | Nooks AI Dialer, Nooks AI Sequencing, Nooks Signals and Intelligence | Outreach | Salesloft | The Hog — Web Intelligence API | ZoomInfo Sales | |
|---|---|---|---|---|---|---|---|---|---|
| Provider | |||||||||
| Founded | 2015 | 2020 | 2017 | 2020 | 2014 | 2011 | 2025 | 2007 | |
| Sells To | Enterprises, SMB | Enterprise, Small Business | Enterprise | Enterprise | Enterprise | Enterprise | B2B | Enterprises, Mid-Market | |
| Pricing Model | Recurring, Software, Usage-based | Recurring, Software | Software as a Service | Recurring, Software | Recurring, Software | Recurring, Software | Usage-based | Recurring | |
| Ownership | Private Equity, Venture Capital | Venture Capital | Private | Venture Capital | Equity, Venture Capital | Private Equity, Venture Capital | — | Public |
Provider 
Founded 2015
Sells To Enterprises, SMB
Pricing Model Recurring, Software, Usage-based
Ownership Private Equity, Venture Capital
Provider 
Founded 2020
Sells To Enterprise, Small Business
Pricing Model Recurring, Software
Ownership Venture Capital
Provider 
Founded 2017
Sells To Enterprise
Pricing Model Software as a Service
Ownership Private
Provider 
Founded 2020
Sells To Enterprise
Pricing Model Recurring, Software
Ownership Venture Capital
Provider 
Founded 2014
Sells To Enterprise
Pricing Model Recurring, Software
Ownership Equity, Venture Capital

ZoomInfo GTM Workspace
zoominfo.com