Company lists · Data refreshed September 2026

Top 25 Prospecting services based in the United States

RevenueBase identified 1,662 company matches for prospecting services associated with the United States as of September 2026 and tracks 16,479 professional contacts across them, including 1,862 with verified work emails. New York is the largest hub.

This list covers company matches for prospecting services associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 21, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 21, 2026 How this list was built
1,662Companies
16,479Contacts tracked
1,862Verified emails
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The 25 largest prospecting services based in the United States

Ranked by team size
Top 25 of 1,662 company matches for prospecting services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMiami, FL, United StatesHQ recorded Sep 21, 2026201-5001,068 contacts →

Exact match

“CIENCE Technologies, Inc, founded in 2015 and headquartered in Denver, CO, is a pioneering global company in lead generation software and services, committed to transforming the…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchRedwood City, CA, United StatesHQ recorded Sep 21, 2026n/a708 contacts →

Exact match

“Salesify, a leading provider of B2B demand generation services, helps our clients create pipeline and accelerate revenue by identifying, profiling, nurturing and connecting with…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchSterling Heights, MI, United StatesHQ recorded Sep 21, 202651-200528 contacts →

Exact match

“movingDneedle is a Business to Business Sales Lead Generation Company that provides fast and scalable, sales qualified leads through its unique Personalized Email Marketing…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchEncino, CA, United StatesHQ recorded Sep 21, 2026201-500499 contacts →

Exact match

“Callbox is the #1 trusted lead generation services and AI-Powered Growth Strategy Partner by enterprise and scaling businesses in the USA, Canada, Asia Pacific, Latin America…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchDenver, CO, United StatesHQ recorded Sep 21, 202651-200455 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchSimi Valley, CA, United StatesHQ recorded Sep 21, 2026201-500380 contacts →

Exact match

“Beyond Codes is a global B2B lead generation and appointment-setting agency trusted by some of the world's leading technology companies to build enterprise sales pipeline.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchPensacola, FL, United StatesHQ recorded Sep 21, 202651-200223 contacts →

Exact match

“Founded in 2016 and headquartered in Pensacola, Florida, MarketJoy is a B2B lead generation, appointment generation and sales development partner built to deliver predictable…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Sep 21, 2026201-500194 contacts →

Exact match

“ChannelGrowth provides B2B data acquisition, lead generation, prospecting, and sales teams at scale.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchBuffalo, NY, United StatesHQ recorded Sep 21, 202651-200175 contacts →

Exact match

“We help companies maximize ROI through lead generation, relationship management, and event support.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchRemote, United StatesHQ recorded Sep 21, 202651-200174 contacts →

Exact match

“We provide outsourced demand generation for companies looking to aggressively expand their revenue opportunities.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchDover, NH, United StatesHQ recorded Sep 21, 2026n/a163 contacts →

Exact match

“Chameleon Group is a leading provider of outsourced business development and sales services, delivering customizable business-to-business, channel, call center and direct sales…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchLehi, UT, United StatesHQ recorded Sep 21, 20261,001-5,000124 contacts →

Exact match

“Boom Demand is an Lead Generation & Customer Acquisition powerhouse that will help you increase revenue and grow your customer base.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchNewark, NJ, United StatesHQ recorded Sep 21, 202651-200123 contacts →

Exact match

“First Connect Digital (FCD) is a collective of seasoned marketing and business professionals with decades of leadership experience with leading global media companies and brands.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchSalt Lake City, UT, United StatesHQ recorded Sep 21, 202651-200112 contacts →

Exact match

“Why Launch Leads?”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchSan Francisco, CA, United StatesHQ recorded Sep 21, 202651-20098 contacts →

Exact match

“Start closing deals with the help of our SDRs and extensive business data.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 202651-20092 contacts →

Exact match

“At 3Tec Solutions, we are always by our client's side while they go from strength to strength in achieving their goals.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchBoca Raton, FL, United StatesHQ recorded Sep 21, 202611-5084 contacts →

Exact match

“QuoteVelocity is a provider of real-time web and live transfer prospects.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 202651-20079 contacts →

Exact match

“It's an open secret.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchBrandon, FL, United StatesHQ recorded Sep 21, 202651-20075 contacts →

Exact match

“The new Standard in Outsourcing!”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchAtlanta, GA, United StatesHQ recorded Sep 21, 202611-5071 contacts →

Exact match

“Let's face it, prospecting sucks, but we love it!”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchSheridan, WY, United StatesHQ recorded Sep 21, 202611-5068 contacts →

Exact match

“Pull to unlock serious growth in your business must fuel your sales pipeline with qualified leads.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchClaymont, DE, United StatesHQ recorded Sep 21, 202651-20067 contacts →

Exact match

“Build conviction before the conversation.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchLas Vegas, NV, United StatesHQ recorded Sep 21, 202651-20064 contacts →

Exact match

“Leadium is an award-winning B2B lead generation agency that delivers what others only promise.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchSheridan, WY, United StatesHQ recorded Sep 21, 2026201-50061 contacts →

Exact match

“Seasoned appointment setters ready to fill your pipeline with verified and qualified prospects.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchUs, United StatesHQ recorded Sep 21, 202611-5060 contacts →

Exact match

“Find and reach your next customers with Zeliq, powered by AI.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 1,662 prospecting services based in the United States

See the full list, filter by size, metro and specialty, and access 1,862 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Prospecting services based in the United States at a glance

As of Sep 21, 2026
11.3%Verified-email coverage
9.9Average contacts per company
1-10Median size (employees)
5.5%Largest-city concentration · New York
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
889
11-50
537
51-200
183
201-500
37
501-1,000
9
1,001-5,000
3
10001+
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,662 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “prospecting services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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
Every displayed company carries at least one verified work email. RevenueBase tracks 1,862 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “prospecting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many prospecting services are there based in the United States?

RevenueBase identified 1,662 company matches for prospecting services associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Cience tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most prospecting services?

New York leads with 92 company records, followed by Los Angeles (47) and San Francisco (47).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,862 professional contacts with verified work emails tracked across these 1,662 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.