Company lists · Data verified August 2026

Top 10 Cold email agencies based in Sheridan, United States

Name: Cold email agencies based in Sheridan, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 29 companies tracked

There are 29 cold email agencies headquartered in Sheridan, United States (RevenueBase, August 2026). RevenueBase tracks 468 professional contacts across them, including 62 with verified work emails and 15 with mobile numbers. New York is the largest hub.

This list covers cold email agencies headquartered in Sheridan, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

29Companies

468Contacts tracked

62Verified emails

15Mobile numbers

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The 10 largest cold email agencies based in Sheridan, United States

Ranked by team size

Top 10 of 29 cold email agencies based in Sheridan, United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	instantly.ai	Sheridan, WY	51-200	218	50
2	Reachoutly LLC	Sheridan, WY	11-50	68	1
3	Leadarmy Your Trusted Team For Leads & Cold Email Linkedin Outreach Trusted By Josh Braun	Sheridan, WY	1-10	12	1
4	mails.ai	Sheridan, WY	11-50	8	1
5	coldemailsecrets.io	Sheridan, WY	1-10	7	4
6	Findanylead Your White Label Team For Leads & Cold Email Linkedin Outreach	Sheridan, WY	1-10	6	1
7	Mailoptimal	Sheridan, WY	1-10	5	1
8	Leadvales DFY Cold Email Systems	Sheridan, WY	1-10	2	1
9	List Mavericks	Sheridan, WY	1-10	1	1
10	Dynosend	Sheridan	1-10	1	1

Showing 10 of 29 cold email agencies based in Sheridan, United States

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Cold email agencies based in Sheridan, United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 43 HQs

15Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Cold email agencies by metro in the United States

Metro	Companies
Cold email agencies in New York	43
Cold email agencies in Sheridan	29
Cold email agencies in Austin	20
Cold email agencies in San Francisco	15
Cold email agencies in Miami	11
Cold email agencies in Atlanta	9
Cold email agencies in Los Angeles	9

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “cold email agencies”, with match quality audited by blind human judging, and headquartered in Sheridan, United States.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many cold email agencies are there based in Sheridan, United States?

There are 29 cold email agencies headquartered in Sheridan, United States as of August 2026 (RevenueBase).

What is the largest company on this list?

instantly.ai, headquartered in Sheridan, tops this list with the largest team on record.

Which city has the most cold email agencies?

New York leads with 43 headquartered companies, followed by Sheridan (29) and Austin (20).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 62 verified decision-maker contacts tracked across these 29 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.