Top Companies using
Prospect.io

Discover top companies adopting Prospect.io and access decision makers to create a qualified prospecting list in minutes.

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Last updated on August 28, 2026.

Top Companies using Prospect.io

Company Location Employees Industry

59/16, 4th Floor, Jujhar Tower, RD Marg, Kalkaji, IN

51-200 employees

Computer Software

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1 Holbein Place, Sloane Square House, GB

11-50 employees

Venture Capital & Private Equity

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New York, NY, US

11-50 employees

Staffing & Recruiting

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6116 Executive Blvd, Floor 8, US

1,001-5,000 employees

Computer Software

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207 Old Street (Level 2), London, England, EC1V 9NR, GB

51-200 employees

Computer Software

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Dufourstrasse 101, Zurich, 8008, CH

51-200 employees

Staffing & Recruiting

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780 Morosgo Dr NE, #14186, US

51-200 employees

Marketing & Advertising

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76 Greene St, 4th Floor, US

51-200 employees

Computer & Network Security

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Sneeuwbeslaan, 20b3, BE

201-500 employees

Information Technology & Services

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900 Jefferson Ave, Redwood City, CA, 94063, US

51-200 employees

Non-profit Organization Management

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Avenida Paulista 2439, 12º andar, BR

51-200 employees

Accounting

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Avenue Louise 251, Brussels, Brussels Region, 1000, BE

51-200 employees

Computer Software

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Carrer de Nàpols, 189, Barcelona, Catalonia, 08013, ES

51-200 employees

Information Technology & Services

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2600 Camino Ramon, San Ramon, California, 94583, US

51-200 employees

Computer Software

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356 University Ave, Westwood, Massachusetts, 02090, US

51-200 employees

Security & Investigations

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Frequently Asked Questions about Prospect.io

What is Prospect.io?

Discover top companies adopting Prospect.io and access decision makers to create a qualified prospecting list in minutes. Download a FREE sample list of decision makers

How many companies use Prospect.io?

Currently, 150 companies use Prospect.io. This includes enterprises and SaaS businesses across multiple industries. Download the FREE sample list

Which companies use Prospect.io?

Major organizations like Inc42 Media, Private Equity Insights, Recruiting from Scratch, Xometry, and HowNow use Prospect.io. Browse the complete company list above for direct access to decision makers.

Which industries use Prospect.io most?

Industries that rely heavily on Prospect.io include Business Services, Custom Software & IT Services, and Enterprise Software.

What are the best alternatives to Prospect.io?

Companies often compare Prospect.io with Microsoft Azure, Okta, CyberArk, and OpenID Connect.

How often is this data updated?

ContactOut dataset is refreshed every 10 days to ensure you access the latest companies and verified decision makers. Sign up for a free account to access the latest data.

Find your ideal prospects with precision

250M
Business emails
190+
Countries covered
147+
Industries
99%
Data accuracy

Trusted by 1.4M recruiters and sales reps
from Fortune 500 companies

Microsoft Tenstorrent Merck Rackspace WarnerMedia Societe Generale Yelp Google
Stars

“ContactOut makes getting contact information from people's LinkedIn profiles a breeze. I have been able to get in contact with people relevant to my business that I otherwise would not have been able to.”

Company name
Jacob Ostler

Jacob Ostler

Sales Team Lead at Clientbook

Stars

“ContactOut is the best tool out there in terms of accuracy and frequency of contact information found. I've managed to get in touch with people that I wouldn't have been able to which is crucial for my job.”

Company name
Teddy Albert

Teddy Albert

Account Manager at AlphaSights

Stars

“With ContactOut, it's made my life incredibly easier to do my job on a daily basis to get in touch with those tough to reach people with the correct emails, the right domain, and even the right phone numbers.”

Company name
Clayton Smith

Clayton Smith

Billing Manager at Venturi Ltd

Stars

“For us, this is it. We’ve got to use ContactOut.

ContactOut helps us connect with people I am not currently connected to but need their contact info rather quickly. It helps you do your job correctly and more efficiently.”

BDEX
Brian Hathway

Brian Hathway

Vice President of Business Development at BDEX

Won New Big Clients

such as Amazon, Estee Lauder & Citibank

2x Sales Outputs

With increased speed & accuracy in prospecting

More Sales Closed

within weeks from first contact

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250M Business emails
190+ Countries covered
99% Data accuracy
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