ZoomInfo

About ZoomInfo

Financials

Dated, source-cited figures. Estimates are marked.

Products by ZoomInfo

All products by ZoomInfo reviewed by our AI panel of experts.

ZoomInfoAI Sales Tools

B2B contact and company data platform for go-to-market teams

From $14,995/mo7.9/10

Chorus.aiAI Sales Tools

Conversation intelligence platform for revenue teams

Free7.1/10

How Our Review Panel Scores ZoomInfo

Six independent reviewer personalities assessed ZoomInfo's products on their own terms. They disagreed by 1.3 points — The Skeptic was the hardest to convince, The Domain Strategist the most positive.

Averaged across 2 reviewed products in our catalog. Scores are out of 10.

Competitive Landscape

Who ZoomInfo competes with, and how they differ.

Apollo.io8.1/10

Combines a B2B contact database with built-in sequencing at a much lower price point, targeting SMB and mid-market teams versus ZoomInfo's enterprise focus.

1 product reviewed on TopReviewed

6sense7.9/10

Focuses on intent data and predictive account scoring for ABM programs rather than raw contact/company database lookup, competing more on demand-gen use cases than data enrichment.

1 product reviewed on TopReviewed

Seamless.AI7.8/10

Real-time contact search engine with per-seat pricing aimed at individual sales reps and smaller teams, undercutting ZoomInfo's enterprise contract model.

1 product reviewed on TopReviewed

Gong7.7/10

Direct competitor to Chorus.ai specifically, offering conversation intelligence and deal analytics with a larger enterprise install base and stronger revenue intelligence positioning.

1 product reviewed on TopReviewed

Clari7.9/10

Revenue operations and forecasting platform overlapping with Chorus.ai's conversation intelligence and ZoomInfo's pipeline tools, emphasizing forecast accuracy over contact data.

1 product reviewed on TopReviewed

Cognism7.6/10

UK-based B2B data provider emphasizing GDPR-compliant international phone/email coverage, positioned as a direct ZoomInfo alternative for EMEA-focused sales teams.

1 product reviewed on TopReviewed

Company Timeline

Key milestones in ZoomInfo's history, with sources.

1. May 13, 2025Milestone

   ZoomInfo changes Nasdaq ticker from "ZI" to "GTM"

   The rebrand to GTM coincided with the launch of GTM Studio, a campaign-planning workspace, as CEO Henry Schuck repositioned the company as a "Go-To-Market Intelligence Platform."

   finance.yahoo.com
2. Sep 4, 2024Milestone

   Securities fraud class action filed against ZoomInfo in federal court

   A putative class action in the Western District of Washington alleged ZoomInfo and certain executives misled investors about COVID-era demand and customer retention between Nov. 2020 and Aug. 2024; a judge allowed core claims to proceed in Oct. 2025.

   koin.com
3. Jul 13, 2021Acquisition

   ZoomInfo acquires Chorus.ai for approximately $575 million

   The all-cash deal for the San Francisco conversation-intelligence startup was ZoomInfo's third acquisition in 12 months, following Insent a month earlier; financing included $500M in new debt.

   geekwire.com
4. Nov 5, 2020Acquisition

   ZoomInfo acquires EverString, an AI-powered B2B data provider

   EverString brought 100M company records and 70M professional profiles into ZoomInfo's data graph. Combined with the Clickagy deal, ZoomInfo paid ~$71.5 million cash plus stock for the two.

   businesswire.com
5. Jun 4, 2020Funding

   ZoomInfo IPOs on Nasdaq under ticker "ZI"

   ZoomInfo priced 44.5M+ Class A shares at $21 each, and began trading June 4, 2020; the offering (with the underwriters' option) raised net proceeds of roughly $1.02 billion.

   businesswire.com
6. Feb 4, 2019Acquisition

   DiscoverOrg acquires Zoom Information Inc. and rebrands as ZoomInfo

   DiscoverOrg bought competitor Zoom Information, Inc.; Xconomy pegged the deal at more than $500 million. The combined company (1,050 employees, ~15,000 customers) adopted the ZoomInfo name.

   geekwire.com
7. Mar 14, 2018Funding

   The Carlyle Group takes strategic minority stake in DiscoverOrg

   Carlyle invested via its Carlyle Partners VI fund alongside new investor 22C Capital; existing backer TA Associates and management retained majority control. Amount undisclosed.

   globenewswire.com
8. Aug 28, 2017Acquisition

   DiscoverOrg acquires RainKing in all-cash deal

   DiscoverOrg bought Maryland-based sales-intelligence rival RainKing; CEO Henry Schuck told The Columbian the deal cost "at least $100 million." Terms were not officially disclosed.

   columbian.com
9. May 2014Funding

   TA Associates and FiveW Capital make growth-equity investment in DiscoverOrg

   Cascadia Capital advised co-founders Henry Schuck and Kirk Brown on the deal; TA Associates became DiscoverOrg's lead institutional investor. Deal size was not disclosed.

   cascadiacapital.com
10. 2007Founded

    DiscoverOrg founded by Henry Schuck and Kirk Brown in Columbus, Ohio

    Schuck and Brown bootstrapped the sales-intelligence data company with roughly $50,000 in credit-card debt while Schuck was in law school; it later became ZoomInfo.

    entrepreneur.com