# Apollo

Apollo is a go-to-market platform that combines a B2B database of over 240 million contacts and 30 million accounts with AI agents for research, list building, outreach and meeting booking. Its GTM Harness runs goal-based work across Workspace, Apollo Anywhere and Builder Studio, and the product connects to CRMs and other sales tools. Teams use it for prospecting, outreach, dialing and enrichment.

Page: https://slateindex.ai/brand/apollo · data of 2026-11-03

## Facts

- Founded: 2015
- Headquarters: San Francisco, CA
- Employees: 501–1,000
- Company type: Private, venture-backed
- Latest funding: Series D
- Deployment: Cloud platform
- Best for: Sales and go-to-market teams that run prospecting, outreach and dialing and want data, AI and execution in one system
- Compliance: GDPR, SOC 2, CCPA, ISO/IEC 27001, CASA Tier 2, CPRA, EU-US DPF, PCI DSS

## Products

- Apollo Data: B2B contact and account data with waterfall enrichment, buying signals and first-party data integration.
- GTM Harness: Intelligence engine that holds business context, plans multi-step work and keeps actions reviewable.
- Workspace: Workspace for prospecting, outreach and dialing.
- Apollo Anywhere: Access to Apollo from a CRM, ChatGPT, Claude, Gmail and the browser.
- Builder Studio: Apollo product listed as coming soon on the vendor site.
- Apollo Profile: Unified person and company profiles built from CRM, product usage, call recordings and buying signals.

## Rankings

| Category | Rank | Visibility | Mentions |
|---|---|---|---|
| Sales Engagement | 4 of 59 | 51.0 | 59 |
| Sales Enablement | 19 of 56 | 4.0 | 6 |
| Email Marketing | 40 of 55 | 0.4 | 1 |

## By engine

| Engine | Visibility | Mention rate |
|---|---|---|
| chatgpt | 70.6 | 100.0% |
| google_ai_mode | 39.1 | 55.6% |
| perplexity | 43.3 | 63.0% |

## Definitions

- Visibility (0–100): how often and how high AI answers name the brand, weighted by position.
- Mention rate: share of collected AI answers that name the brand.
- Share of voice: the brand's mentions as a share of all brand mentions in the category.
- Citation authority: share of answers naming the brand that cite the brand's own site.

Cite as: SlateIndex, “Apollo AI visibility profile”, https://slateindex.ai/brand/apollo, data of 2026-11-03. Licence: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/).