Company lists · Data refreshed October 2026

Top 25 Martech integration agencies worldwide

Name: Martech integration agencies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 24,331 companies tracked

RevenueBase identified 24,331 company matches for martech integration agencies worldwide as of October 2026 and tracks 277,782 professional contacts across them, including 71,481 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for martech integration agencies worldwide, 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 October 1, 2026. Country and city lists for martech integration agencies follow the table.

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 Oct 1, 2026 How this list was built

24,331Companies

277,782Contacts tracked

71,481Verified emails

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The 25 largest martech integration agencies worldwide

Ranked by team size

Top 25 of 24,331 company matches for martech integration agencies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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	VML	Exact match	New York, NY, United StatesHQ recorded Oct 1, 2026	10001+	15,338 contacts →
	Exact match “VML is a global powerhouse born from the unification of Wunderman Thompson and VMLY & R, two of the world's most powerful and accomplished creative agencies with complementary…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	HIBU	Exact match	Cedar Rapids, IA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	4,426 contacts →
	Exact match “Hibu is a leading provider of technology-driven, integrated digital marketing solutions for America’s local businesses, trusted by tens of thousands of local business owners.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Xdbs Worldwide	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 1, 2026	1,001-5,000	3,498 contacts →
	Exact match “At XDBS, we primarily work with media agencies, publishers and marketing companies looking to leverage marketing automation and digital marketing capacity and capability to…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Cheil Worldwide	Exact match	Seoul, South KoreaHQ recorded Oct 1, 2026	5,001-10,000	2,802 contacts →
	Exact match “Cheil is a global network of marketing partners committed to the business mission of 'Creating Connected Experiences That Matter,' powered by a network of over experts working…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Digitas North America	Exact match	Boston, MA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	2,654 contacts →
	Exact match “Digitas is the Networked Experience Agency, built on the vision that we create magnetic experiences that earn the right for brands to exist in human networks.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Zeta Global	Exact match	New York, NY, United StatesHQ recorded Oct 1, 2026	1,001-5,000	2,595 contacts →
	Exact match “At Zeta Global (NYSE: ZETA), we help enterprise brands and agencies Achieve the Impossible™ with superintelligent marketing.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Credera	Exact match	Addison, TX, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,842 contacts →
	Exact match “Credera empowers the world’s leading brands to navigate the complexities of data, technology, and marketing.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Razorfish	Exact match	New York, NY, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,763 contacts →
	Exact match “Hi there!” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Critical Mass	Exact match	Calgary, AB, CanadaHQ recorded Oct 1, 2026	1,001-5,000	1,682 contacts →
	Exact match “We’re Critical Mass.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	Grazitti Interactive	Exact match	Mountain View, CA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,506 contacts →
	Exact match “Grazitti Interactive is a digital innovation leader with offices in India, USA, Australia, and Singapore.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Intuit Mailchimp	Exact match	Atlanta, GA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,483 contacts →
	Exact match “The Mailchimpossibilities are endless when you create, automate, and optimize your marketing with Mailchimp.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Serviceplan Group	Exact match	Munich, GermanyHQ recorded Oct 1, 2026	5,001-10,000	1,298 contacts →
	Exact match “Serviceplan Group is the largest independent, partner-led agency group in Europe.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Verticurl A WPP Company	Exact match	SingaporeHQ recorded Oct 1, 2026	1,001-5,000	1,256 contacts →
	Exact match “Verticurl, a division of Ogilvy, was established in 2006 with the mission to be the world’s leading marketing technology services agency for multinational organizations.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Centro	Exact match	Chicago, IL, United StatesHQ recorded Oct 1, 2026	501-1,000	1,178 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 · Oct 1, 2026 · View company records in RevenueBase
15	BORN	Exact match	New York, NY, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,029 contacts →
	Exact match “Connecting creative, content, and commerce, BORN is an award-winning, global agency that helps brands with digital transformation.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Quadcubes	Exact match	Kozhikode, IndiaHQ recorded Oct 1, 2026	n/a	989 contacts →
	Exact match “We're not that yet another, ordinary marketing agency!” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	Brasil Monks	Exact match	São Paulo, BrazilHQ recorded Oct 1, 2026	1,001-5,000	963 contacts →
	Exact match “Media.Monks, the digital-first operating brand of S4Capital plc, connects content, data & digital media and technology services across one global team built from the bottom up.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Dentsu X	Exact match	London, United KingdomHQ recorded Oct 1, 2026	5,001-10,000	941 contacts →
	Exact match “Welcome to dentsu X.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Astound Digital	Exact match	Atlanta, GA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	936 contacts →
	Exact match “At Astound Digital, we help brands build smarter, connected digital experiences.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	T&p	Exact match	London, United KingdomHQ recorded Oct 1, 2026	1,001-5,000	925 contacts →
	Exact match “A global, fully integrated agency with AI at its heart.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	WEBFX	Exact match	Harrisburg, PA, United StatesHQ recorded Oct 1, 2026	501-1,000	866 contacts →
	Exact match “We're here to be your digital marketing growth partner in the AI era.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	NP Digital	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	866 contacts →
	Exact match “Neil Patel has been recognized by the Wall Street Journal, Forbes, and the United Nations, to name a few, as one of the most influential and successful marketers and entrepreneurs…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Activecampaign	Exact match	Chicago, IL, United StatesHQ recorded Oct 1, 2026	1,001-5,000	863 contacts →
	Exact match “ActiveCampaign is the AI-first autonomous marketing platform built to transform how marketers, agencies, and entrepreneurs work.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	SEO Discovery Private Limited	Exact match	Mohali, IndiaHQ recorded Oct 1, 2026	201-500	755 contacts →
	Exact match “SEO Discovery is a global leader in next-generation digital marketing services, solutions, and consulting.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Digitas UK	Exact match	London, United KingdomHQ recorded Oct 1, 2026	501-1,000	709 contacts →
	Exact match “We are Digitas.” Recorded in the RevenueBase company graph · Oct 1, 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 “martech integration agencies”. 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 24,331 martech integration agencies worldwide

See the full list, filter by size, metro and specialty, and access 71,481 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Martech integration agencies worldwide at a glance

As of Oct 1, 2026

25.7%Verified-email coverage

11.4Average contacts per company

1-10Median size (employees)

2.2%Largest-city concentration · London

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

15,035

11-50

7,428

51-200

1,355

201-500

312

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for martech integration agencies are linked below.
What qualifies: Company records worldwide whose business descriptions match “martech integration agencies” 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. 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 71,481 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 October 1, 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.

Martech integration agencies by location

137 lists · largest first

Every Martech integration agencies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “martech integration agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many martech integration agencies are there worldwide?

RevenueBase identified 24,331 company matches for martech integration agencies worldwide as of October 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?

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

Which country has the most martech integration agencies?

The United States leads with 5,559 companies, followed by India (2,610) and the United Kingdom (1,397). Every martech integration agencies list by country and city is linked on this page.

Which city has the most martech integration agencies?

London leads with 537 company records, followed by Sao Paulo (316) and New York (301).

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 71,481 professional contacts with verified work emails tracked across these 24,331 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 October 1, 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.