Company lists · Data refreshed November 2026

Top 25 Sdr services providers based in the United States

RevenueBase identified 215 company matches for sdr services providers associated with the United States as of November 2026 and tracks 5,448 professional contacts across them, including 979 with verified work emails. New York is the largest hub.

This list covers company matches for sdr services providers 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 November 5, 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 Nov 5, 2026 How this list was built
215Companies
5,448Contacts tracked
979Verified emails
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The 25 largest sdr services providers based in the United States

Ranked by team size
Top 25 of 215 company matches for sdr services providers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchTysons, VA, United StatesHQ recorded Nov 5, 2026501-1,000741 contacts →

Exact match

“memoryBlue is the go-to partner for revenue leaders in B2B Tech looking to grow their pipeline engine.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchSan Jose, CA, United StatesHQ recorded Nov 5, 2026201-500530 contacts →

Exact match

“The Pipeline Group helps B2B tech companies scale pipeline fast through our SDR-as-a-Service model.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchPhiladelphia, United StatesHQ recorded Nov 5, 2026201-500344 contacts →

Exact match

“FunnL was built on a revolutionary idea: B2B companies don’t need more leads-they need more qualified sales meetings with decision-makers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchPensacola, FL, United StatesHQ recorded Nov 5, 202651-200232 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 · Nov 5, 2026 · View company records in RevenueBase
5Exact matchWashington D.c., CO, United StatesHQ recorded Nov 5, 202651-200204 contacts →

Exact match

“Salaria Sales Solutions is a B2B lead generation and sales development agency.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchCopley, OH, United StatesHQ recorded Nov 5, 202651-200192 contacts →

Exact match

“Concept develops and implements comprehensive B2B lead generation and sales development solutions for companies.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchDover, NH, United StatesHQ recorded Nov 5, 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 · Nov 5, 2026 · View company records in RevenueBase
8Exact matchTampa, FL, United StatesHQ recorded Nov 5, 202611-50137 contacts →

Exact match

“Sales Hacker Top 10 Sales Leadership Winner Best Sales Training Program by Hubspot.com Top Tech Sales Bootcamp by CareerKarma Only sales program specializing in mastering SaaS…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchBoca Raton, FL, United StatesHQ recorded Nov 5, 202651-200129 contacts →

Exact match

“SalesRoads is an award-winning B2B sales outsourcing firm providing appointment setting and lead generation services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchLehi, UT, United StatesHQ recorded Nov 5, 20261,001-5,000121 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 · Nov 5, 2026 · View company records in RevenueBase
11Exact matchSalt Lake City, UT, United StatesHQ recorded Nov 5, 202651-200112 contacts →

Exact match

“Why Launch Leads?”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchWilson, NC, United StatesHQ recorded Nov 5, 202611-5091 contacts →

Exact match

“North State Consulting is more than a business.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchDallas, TX, United StatesHQ recorded Nov 5, 202651-20085 contacts →

Exact match

“ClientCurve is a leading B2B growth partner specializing in Lead Generation, AI-Powered SDR Services, and Performance-Driven Digital Marketing.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchBrandon, FL, United StatesHQ recorded Nov 5, 202651-20077 contacts →

Exact match

“The new Standard in Outsourcing!”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchSan Francisco, CA, United StatesHQ recorded Nov 5, 202651-20069 contacts →

Exact match

“Start filling your pipeline now!”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchCincinnati, OH, United StatesHQ recorded Nov 5, 202611-5052 contacts →

Exact match

“We help small and mid-sized ad agencies, PR, and marketing firms grow through outsourced new business development and nurturing.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchMission, KS, United StatesHQ recorded Nov 5, 202611-5045 contacts →

Exact match

“Connect is a global provider of B2B lead generation, business development reps, sales prospecting, and sales program development.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchBinghamton, NY, United StatesHQ recorded Nov 5, 202651-20043 contacts →

Exact match

“Bandalier hires, trains, and deploys U.S-based outsourced BDRs and SDRs.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchLouisville, KY, United StatesHQ recorded Nov 5, 2026n/a43 contacts →

Exact match

“Key Outreach is an Outsourced Sales Development Company that allows growth-focused start-ups, agencies, and client service companies to maximize their sales efforts by providing a…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchNorristown, PA, United StatesHQ recorded Nov 5, 202611-5039 contacts →

Exact match

“Outsourced, higher intelligence sales development conversations for your business.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchAustin, TX, United StatesHQ recorded Nov 5, 202611-5038 contacts →

Exact match

“Sellfire provides AI-enabled human SDRs to B2B teams.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchLongwood, FL, United StatesHQ recorded Nov 5, 202611-5036 contacts →

Exact match

“MarketLauncher, Inc.(ML) is a specialized business development consulting firm for companies with complex B2B sales.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchKansas City, MO, United StatesHQ recorded Nov 5, 202611-5036 contacts →

Exact match

“Fuel Sales is the leading sales bootcamp that provides the resources and talent companies need to scale.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchSt. Louis, MO, United StatesHQ recorded Nov 5, 202611-5035 contacts →

Exact match

“We LOVE making cold calls!”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchWashington, DC, United StatesHQ recorded Nov 5, 202611-5034 contacts →

Exact match

“Blume is a human-powered outbound firm.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 215 sdr services providers based in the United States

See the full list, filter by size, metro and specialty, and access 979 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sdr services providers based in the United States at a glance

As of Nov 5, 2026
18.0%Verified-email coverage
25.3Average contacts per company
11-50Median size (employees)
7.4%Largest-city concentration · New York
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
100
11-50
88
51-200
20
201-500
5
501-1,000
1
1,001-5,000
1

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 215 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 “sdr services providers” 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 979 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 November 5, 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 “sdr services providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sdr services providers are there based in the United States?

RevenueBase identified 215 company matches for sdr services providers associated with the United States as of November 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?

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

Which city has the most sdr services providers?

New York leads with 16 company records, followed by San Francisco (11) and Miami (10).

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 979 professional contacts with verified work emails tracked across these 215 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 November 5, 2026.

Ready to reach these companies? Verified emails and direct dials for all 215 sdr services providers based in the United States. Start with a free account, no credit card.

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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.