Apollo.io logo — Making world-class go-to-market accessible to everyone.

Apollo.io

Making world-class go-to-market accessible to everyone.

Founded 2015 United States San Francisco, United States 862 employees Series D Total: $251.20M Marketing

General Information

Company Name Apollo.io
Founded Year 2015
Location United States San Francisco, United States +1
Employees 862
Industries Marketing
Funding Stage Series D
Social

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Recorded by Bounce Watch from public sources. Every entry below carries the date we observed it, and when we have not looked recently the page says so rather than leaving silence to imply nothing happened.

New Partnership Sep 01, 2026

Apollo has announced a new partnership with Replit, integrating Apollo's prospecting capabilities into Replit's Growth Kit.

Event Participation Aug 26, 2026

Apollo.io is organizing their upcoming event, ApolloNext, and has released the speaker lineup, with tickets still available.

Actively Hiring Aug 26, 2026

Hiring for 19 positions in the last 30 days.

Key Hire Aug 25, 2026

Apollo announces Mark Sieglock as its new Chief Product Officer, who previously helped build eero from a whiteboard to an Amazon acquisition.

Major Customer Win Aug 19, 2026

Apollo.io highlights customer Interlix Staffing, which achieved 6-figure ARR partly by using Apollo's Signals for outreach.

Growth Metrics Aug 14, 2026

Apollo.io announced a significant update to its B2B contact database, now featuring over 230M+ verified B2B contacts.

+2 more signals in last 30 days

AI Insight

Bounce Watch AI
2 days ago

Apollo.io is rapidly solidifying its market leadership, underscored by its Inc. 5000 recognition and continuous expansion of its 230M+ B2B contact database. Strategic moves like the key CPO hire, the Replit partnership, and organizing the ApolloNext event highlight a concerted effort to enhance product innovation and expand market reach within the AI GTM ecosystem. This comprehensive strategy, combined with significant customer wins, points to strong execution and continued momentum. Their consistent hiring further indicates a sustained growth trajectory.

Signal Types
Recognition Traction Hiring Partnership Event Customer Win
Strategic Labels
Market Leadership Product Innovation Ecosystem Expansion
Next Move: Product Development
·
Impact: 9/10
·
Ideal For: Growth Equity Investors — AI GTM SaaS

About Apollo.io

Apollo.io, founded in 2015 and headquartered in the United States, has emerged as a leading player in the Marketing industry with its AI-driven GTM (Go-To-Market) System. The company's slogan, "Making world-class go-to-market accessible to everyone," encapsulates its mission to democratize access to comprehensive marketing tools.

Apollo.io uniquely integrates data, intelligence, and execution into a seamless loop, resulting in one of the industry's most extensive B2B contact databases. It provides a harmonized solution that eliminates the need to juggle multiple tools, enhancing efficiency for over 600,000 companies worldwide.

In August 2023, Apollo.io secured a significant $100.00M Series D investment from notable investors, including Bain Capital Ventures, Nexus Venture Partners, Tribe Capital, and Sequoia, reflecting strong market confidence and positioning the company for further growth and innovation.

Taxonomy: AI GTM System, B2B Contact Database, Sales Automation, Marketing Automation, Customer Acquisition, Data Enrichment, Outbound Sequences, Revenue Growth, Go-to-Market Strategies, Customer Engagement, Sales and Marketing Integration, Lead Generation, Prospect Conversion

Services & Products

Outbound Lead Generation
Inbound Lead Qualification
Deal Execution
Data Enrichment
Sales Workflow Automation
AI Assistant

Target Customers

Sales Leaders Account Executives Sales Development Representatives Revenue Operations Professionals Marketers Founders

Funding Rounds & Investors (6)

View All
Funding Stage Amount Investors Lead Investors Date
Series D •••••• 4
Investor Investor Investor
•••• ••••
01 Aug 2023
Series C •••••• 4
Investor Investor Investor
•••• ••••
01 Mar 2022
Series B •••••• 3
Investor Investor Investor
01 Nov 2021
Series A •••••• 3
Investor Investor Investor
01 Jun 2018
Seed •••••• 7
Investor Investor Investor Investor Investor Investor Investor
01 May 2016

View All 6 Funding Rounds

Apollo.io Alternatives & Competitors

View All Alternatives
Apollo.io vs
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Apollo.io vs
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Apollo.io vs
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FAQ About Apollo.io

Making world-class go-to-market accessible to everyone.
Apollo.io was founded in 2015.
Apollo.io is headquartered in San Francisco, United States.
Apollo.io operates in the following industries: Marketing.
Apollo.io has approximately 862 employees.
Apollo.io has completed 6 funding rounds, raising a total of $251.20M. The latest funding stage is Series D.
Apollo.io offers: Outbound Lead Generation, Inbound Lead Qualification, Deal Execution, Data Enrichment, Sales Workflow Automation, AI Assistant.
Top alternatives and competitors to Apollo.io include ZoomInfo, RevSure AI, trumpet 🎺, Common Room, Chief. These companies operate in related industries and serve comparable markets. You can compare them side by side on Bounce Watch.
Apollo.io and ZoomInfo are both companies in similar industries. Compare their funding, team size, growth signals, and market position on Bounce Watch to see which one fits your needs.

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