Company lists · Data refreshed November 2026

Top 25 Engagement platforms based in the United States

Name: Engagement platforms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 6,074 companies tracked

RevenueBase identified 6,074 company matches for engagement platforms associated with the United States as of November 2026 and tracks 159,874 professional contacts across them, including 58,954 with verified work emails. New York is the largest hub.

This list covers company matches for engagement platforms 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

6,074Companies

159,874Contacts tracked

58,954Verified emails

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The 25 largest engagement platforms based in the United States

Ranked by team size

Top 25 of 6,074 company matches for engagement platforms 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Roblox	Exact match	San Mateo, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	6,238 contacts →
	Exact match “Roblox's vision is to reimagine the way people come together.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Sprinklr	Exact match	New York, NY, United StatesHQ recorded Nov 5, 2026	1,001-5,000	4,794 contacts →
	Exact match “Sprinklr is the definitive, AI-native platform for Unified Customer Experience Management (Unified-CXM), empowering brands to deliver extraordinary experiences at scale, across…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Clickbank	Exact match	Boise, ID, United StatesHQ recorded Nov 5, 2026	n/a	3,591 contacts →
	Exact match “We're Hiring!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Klaviyo	Exact match	Boston, MA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,980 contacts →
	Exact match “Klaviyo (NYSE: KVYO) is the autonomous B2C CRM.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	THRYV	Exact match	Dallas, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,505 contacts →
	Exact match “Thryv is an AI-powered platform built to help small businesses get found, win customers, and drive repeat sales.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Marketing Werks	Exact match	Chicago, IL, United StatesHQ recorded Nov 5, 2026	n/a	2,265 contacts →
	Exact match “Marketing Werks has become Product Connections, a fully integrated engagement agency specializing in omnichannel solutions that build relationships between brands and consumers.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Medallia	Exact match	Mclean, VA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,106 contacts →
	Exact match “Medallia is the enterprise experience platform that turns every signal into decisive action.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	impact.com	Exact match	Santa Barbara, WA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,045 contacts →
	Exact match “impact.com, the world’s leading partnership management platform, is transforming the way businesses manage and optimize all types of partnerships-including traditional rewards…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	BI Worldwide	Exact match	Minneapolis, CT, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,006 contacts →
	Exact match “BI WORLDWIDE is a global engagement agency that uses the principles of behavioral economics to produce measurable business results by designing and delivering solutions that…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Sitecore	Exact match	Manchester, NH, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,777 contacts →
	Exact match “Sitecore creates digital experiences so powerful they connect the world.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Constant Contact	Exact match	Waltham, MA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,716 contacts →
	Exact match “We deliver for small businesses with powerful tools to simplify and amplify digital marketing.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Nextiva	Exact match	Scottsdale, AZ, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,642 contacts →
	Exact match “Build amazing customer experiences with Nextiva’s AI-powered platform.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Sprout Social, INC	Exact match	Chicago, IL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,619 contacts →
	Exact match “Sprout Social is a global leader in social media management and analytics software.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Podium	Exact match	Lehi, UT, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,596 contacts →
	Exact match “A few years back, Eric (Co-Founder and CEO) got a frustrated call from his dad.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Localiq	Exact match	New York, NY, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,550 contacts →
	Exact match “Grow your business with digital marketing powered by AI and local expertise.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Seismic	Exact match	San Diego, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,465 contacts →
	Exact match “Seismic is the global leader in enablement, helping organizations engage customers, enable teams, and ignite revenue growth.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Birdeye	Exact match	Palo Alto, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,430 contacts →
	Exact match “Birdeye is the #1 Agentic Marketing Platform for Multi-location Brands, purpose-built for multi-location brands.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Ansira	Exact match	St. Louis, MO, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,320 contacts →
	Exact match “The Ansira platform is purpose-built for brand-to-local ecosystems, helping brands manage complex sales and marketing networks in one connected system.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	CJ	Exact match	Santa Barbara, CA, United StatesHQ recorded Nov 5, 2026	501-1,000	1,278 contacts →
	Exact match “From pioneering affiliate marketing to powering the future of connected commerce, CJ has been the trusted leader in partnership-based growth since 1998.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Centro	Exact match	Chicago, WA, United StatesHQ recorded Nov 5, 2026	501-1,000	1,259 contacts →
	Exact match “Basis Technologies is a global provider of workflow automation, intelligence and programmatic trading software for the marketing enterprise.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Demandscience	Exact match	Boston, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,108 contacts →
	Exact match “With proprietary data and omni-channel activation like events, content, programmatic and chat, we cut through the noise to reach entire buyer groups, driving engagement and impact…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	ART Technology Group	Exact match	Cambridge, MA, United StatesHQ recorded Nov 5, 2026	501-1,000	1,054 contacts →
	Exact match “ATG (Nasdaq: ARTG) provides the most advanced cross-channel commerce software and services to fuel the growth of the world’s top brands.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Ibotta	Exact match	Denver, CO, United StatesHQ recorded Nov 5, 2026	501-1,000	1,042 contacts →
	Exact match “Built in Denver, CO, Ibotta ("I bought a.")(NYSE: IBTA) is a performance marketing platform allowing brands to deliver digital promotions to over 200 million consumers through a…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Pipedrive	Exact match	New York, NY, United StatesHQ recorded Nov 5, 2026	501-1,000	998 contacts →
	Exact match “Founded in 2010, Pipedrive is an easy and effective sales CRM that drives small business growth.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Empyrean	Exact match	Houston, TX, United StatesHQ recorded Nov 5, 2026	501-1,000	986 contacts →
	Exact match “Established in 2006, Empyrean is a leading technology SaaS company empowering organizations with innovative technology and a service-first approach that accelerates employers’…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “engagement platforms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 6,074 engagement platforms based in the United States

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Engagement platforms based in the United States at a glance

As of Nov 5, 2026

36.9%Verified-email coverage

26.3Average contacts per company

1-10Median size (employees)

11.0%Largest-city concentration · New York

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

3,104

11-50

2,060

51-200

617

201-500

171

501-1,000

1,001-5,000

5,001-10,000

10001+

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 6,074 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 “engagement platforms” 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 58,954 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.

Engagement platforms by metro

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 “engagement platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many engagement platforms are there based in the United States?

RevenueBase identified 6,074 company matches for engagement platforms 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?

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

Which city has the most engagement platforms?

New York leads with 668 company records, followed by San Francisco (360) and Los Angeles (218).

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 58,954 professional contacts with verified work emails tracked across these 6,074 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.

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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.