Company lists · Data refreshed September 2026

Top 25 Outbound marketing agencies based in New York, United States

RevenueBase identified 706 outbound marketing agencies headquartered in New York, United States as of September 2026 and tracks 12,267 professional contacts across them, including 4,094 with verified work emails and 3,229 with mobile numbers. New York is the largest hub.

This list covers outbound marketing agencies headquartered in New York, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 13, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 13, 2026 86% judged on-target in blind review
706Companies
12,267Contacts tracked
4,094Verified emails
3,229Mobile numbers
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The 25 largest outbound marketing agencies based in New York, United States

Ranked by team size
Top 25 of 706 outbound marketing agencies based in New York, United States, ranked by team size, largest first. Data refreshed Sep 13, 2026. RevenueBase Smart Search rates how each company's information relates to outbound marketing agencies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceNew York, NY, United StatesHQ checked Sep 13, 20261,001-5,0002,368 contacts →

Indirect evidence

“Horizon Media is a leader in driving business-based outcomes for marketers.”

Source: RevenueBase Database · checked Sep 13, 2026
2Indirect evidenceNew York, NY, United StatesHQ checked Sep 13, 2026501-1,000806 contacts →

Indirect evidence

“We are innovators, problem solvers, thought leaders, and above all else, a team.”

Source: RevenueBase Database · checked Sep 13, 2026
3Partial evidenceNew York, United StatesHQ checked Sep 13, 2026501-1,000750 contacts →

Partial evidence

“In an ERA of new and emerging digital mediums, we align our core expertise of today’s ever-changing technology with a clear understanding of traditional marketing methods without…”

Source: RevenueBase Database · checked Sep 13, 2026
4Indirect evidenceNew York, NY, United StatesHQ checked Sep 13, 2026501-1,000740 contacts →

Indirect evidence

“Data Driven.”

Source: RevenueBase Database · checked Sep 13, 2026
5Partial evidenceNew York, NY, United StatesHQ checked Sep 13, 2026501-1,000488 contacts →

Partial evidence

“Amsive is a data-driven performance marketing agency that enhances marketing ROI through innovative customer acquisition and engagement solutions.”

Source: RevenueBase Database · checked Sep 13, 2026
6Partial evidenceNew York, NY, United StatesHQ checked Sep 13, 2026201-500397 contacts →

Partial evidence

“5WPR is one of the largest independently owned PR and digital marketing agencies in the US.”

Source: RevenueBase Database · checked Sep 13, 2026
7Indirect evidenceNew York, NY, United StatesHQ checked Sep 13, 20261,001-5,000366 contacts →

Indirect evidence

“We are now KINESSO.”

Source: RevenueBase Database · checked Sep 13, 2026
8Partial evidenceNew York, NY, United StatesHQ checked Sep 13, 202651-200224 contacts →

Partial evidence

“Umbrella Local is a nationwide digital marketing agency with local marketing experts in almost every state and major city.”

Source: RevenueBase Database · checked Sep 13, 2026
9Indirect evidenceNew York, NY, United StatesHQ checked Sep 13, 2026201-500163 contacts →

Indirect evidence

“For more than six decades, Wilkins Media has helped brands and agencies win attention and drive results.”

Source: RevenueBase Database · checked Sep 13, 2026
10Indirect evidenceNew York, NY, United StatesHQ checked Sep 13, 202611-50139 contacts →

Indirect evidence

“When you need help thinking big-whether in interactive, digital, social, or traditional media-you want an agency that will lift you above your competitors.”

Source: RevenueBase Database · checked Sep 13, 2026
11Partial evidenceNew York, NY, United StatesHQ checked Sep 13, 2026201-500132 contacts →

Partial evidence

“NinjaPromo is a full-service digital marketing company built around subscription-based dedicated marketing teams.”

Source: RevenueBase Database · checked Sep 13, 2026
12Partial evidenceNew York, NY, United StatesHQ checked Sep 13, 2026201-500116 contacts →

Partial evidence

“We are an integrated performance marketing agency with a proven and unrivaled legacy.”

Source: RevenueBase Database · checked Sep 13, 2026
13Partial evidenceNew York, NY, United StatesHQ checked Sep 13, 202651-200109 contacts →

Partial evidence

“RankFast is a data-driven digital marketing agency dedicated to accelerating growth for Ecommerce, SaaS, Local Businesses, and Enterprises.”

Source: RevenueBase Database · checked Sep 13, 2026
14Partial evidenceNew York, United StatesHQ checked Sep 13, 202651-20087 contacts →

Partial evidence

“Ai Media Group is a digital marketing agency with over 60 professionals dedicated to maximizing clients' investment.”

Source: RevenueBase Database · checked Sep 13, 2026
15Partial evidenceNew York, NY, United StatesHQ checked Sep 13, 202651-20082 contacts →

Partial evidence

“At Converge, we thrive on solving the toughest challenges in modern marketing.”

Source: RevenueBase Database · checked Sep 13, 2026
16Indirect evidenceNew York, NY, United StatesHQ checked Sep 13, 202651-20082 contacts →

Indirect evidence

“The Acronym Difference.”

Source: RevenueBase Database · checked Sep 13, 2026
17Indirect evidenceNew York, NY, United StatesHQ checked Sep 13, 202651-20071 contacts →

Indirect evidence

“Predictiv transforms the way B2B teams drive revenue by uncovering hidden opportunities, prioritizing who's ready to buy, and activating full buyer committees with precision…”

Source: RevenueBase Database · checked Sep 13, 2026
18Partial evidenceNew York, NY, United StatesHQ checked Sep 13, 202651-20068 contacts →

Partial evidence

“What began in 1997 as a direct response marketing company has grown with the needs of our community of clients to provide a full-service digital and direct marketing solutions…”

Source: RevenueBase Database · checked Sep 13, 2026
19Indirect evidenceNew York, NY, United StatesHQ checked Sep 13, 202651-20062 contacts →

Indirect evidence

“At Block & Tam, we’re more than just data experts, we’re innovators and problem solvers.”

Source: RevenueBase Database · checked Sep 13, 2026
20Indirect evidenceNew York, NY, United StatesHQ checked Sep 13, 202651-20061 contacts →

Indirect evidence

“Doremus connects brands with people, culture, and technology to create value.”

Source: RevenueBase Database · checked Sep 13, 2026
21Partial evidenceNew York, NY, United StatesHQ checked Sep 13, 202651-20059 contacts →

Partial evidence

“HelloProspect is a Data Driven, Digitally Backed - Multilingual B2B Marketing, Lead Generation & Research Intelligence company.”

Source: RevenueBase Database · checked Sep 13, 2026
22Partial evidenceNew York, NY, United StatesHQ checked Sep 13, 20261,001-5,00055 contacts →

Partial evidence

“Informa Engage is the global digital marketing services organization behind Informa’s prominent portfolio of trusted B2B brands.”

Source: RevenueBase Database · checked Sep 13, 2026
23Indirect evidenceNew York, NY, United StatesHQ checked Sep 13, 20261,001-5,00053 contacts →

Indirect evidence

“Scale Your Business Let's be honest, “A Business That Isn’t Growing, Is Slowly Dying”.”

Source: RevenueBase Database · checked Sep 13, 2026
24Partial evidenceNew York, NY, United StatesHQ checked Sep 13, 202611-5048 contacts →

Partial evidence

“Socium Media is an NYC-based, direct response digital marketing agency specializing in Paid Search, Paid Social, Performance Creative, and SEO.”

Source: RevenueBase Database · checked Sep 13, 2026
25Indirect evidenceNew York, NY, United StatesHQ checked Sep 13, 202651-20048 contacts →

Indirect evidence

“In an age of latest versions, endless updates and changing algorithms, you need an agency that is smart enough to stay ahead of the curve.”

Source: RevenueBase Database · checked Sep 13, 2026

Showing 25 of 706 outbound marketing agencies based in New York, United States

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Outbound marketing agencies based in New York, United States at a glance

As of Sep 13, 2026
33.4%Verified-email coverage
26.3%Mobile-number coverage
17.4Average contacts per company
1-10Median size (employees)
98.6%Largest-city concentration · New York
Sep 13, 2026Page data refreshed

Companies by employee count

1-10
387
11-50
235
51-200
56
201-500
18
501-1,000
5
1,001-5,000
4

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 15.0d

Company record updated

Median 75.0d

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among outbound marketing agencies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in New York, United States whose own description of what they do matches “outbound marketing agencies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names outbound marketing agencies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among outbound marketing agencies, and records with no verified work email. Companies headquartered outside New York are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 4,094 across the full list. 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 13, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names outbound marketing agencies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many outbound marketing agencies are there based in New York, United States?

RevenueBase identified 706 outbound marketing agencies headquartered in New York, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Horizon Media, headquartered in New York, tops this list with the largest team on record.

Which city has the most outbound marketing agencies?

New York leads with 696 headquartered companies, followed by Los Angeles (466) and Miami (354).

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 4,094 verified decision-maker contacts tracked across these 706 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 13, 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 Smart Search, 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.