Company lists · Data refreshed November 2026

Top 25 Search engine optimization marketing agencies worldwide

Name: Search engine optimization marketing agencies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 112,453 companies tracked

RevenueBase identified 112,453 company matches for search engine optimization marketing agencies worldwide as of November 2026 and tracks 646,742 professional contacts across them, including 87,682 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for search engine optimization marketing 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 November 6, 2026. Country and city lists for search engine optimization marketing 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 Nov 6, 2026 How this list was built

112,453Companies

646,742Contacts tracked

87,682Verified emails

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The 25 largest search engine optimization marketing agencies worldwide

Ranked by team size

Top 25 of 112,453 company matches for search engine optimization marketing agencies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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	SEO	Exact match	Melbourne, AustraliaHQ recorded Nov 6, 2026	n/a	7,062 contacts →
	Exact match “The way people search is changing.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	ZZP Zelfstandig Ondernemer	Exact match	Dokkum, NetherlandsHQ recorded Nov 6, 2026	n/a	4,602 contacts →
	Exact match “Huisstijl ontwikkeling/websites/SEO/Internet Marketing/Zelfstandig Ondernemer/ZZP Huisstijl ontwikkeling/websites/SEO/Internet Marketing/Zelfstandig Ondernemer/ZZP Huisstijl…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Quadcubes	Exact match	Kozhikode, IndiaHQ recorded Nov 6, 2026	n/a	1,056 contacts →
	Exact match “We're not that yet another, ordinary marketing agency!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Logical Position	Exact match	Lake Oswego, NC, United StatesHQ recorded Nov 6, 2026	501-1,000	907 contacts →
	Exact match “Logical Position (LP) is an Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	WEBFX	Exact match	Harrisburg, PA, United StatesHQ recorded Nov 6, 2026	501-1,000	906 contacts →
	Exact match “We're here to be your digital marketing growth partner in the AI era.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	NP Digital	Exact match	San Diego, United StatesHQ recorded Nov 6, 2026	1,001-5,000	897 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 · Nov 6, 2026 · View company records in RevenueBase
7	SEO INC	Exact match	Carlsbad, CA, United StatesHQ recorded Nov 6, 2026	n/a	838 contacts →
	Exact match “Since its inception in 1997, SEO Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Interactive Avenues	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	501-1,000	785 contacts →
	Exact match “Interactive Avenues is India’s leading full-service digital marketing company with offices in Mumbai (headquarters), Gurugram, Bengaluru, Chennai and Kolkata.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	411 Locals	Exact match	Las Vegas, United StatesHQ recorded Nov 6, 2026	201-500	742 contacts →
	Exact match “About Us 411 Locals is an award-winning digital marketing agency dedicated to driving growth for US-based small and medium-sized businesses (SMBs).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Imark Infotech Pvt. LTD	Exact match	Chandigarh, IndiaHQ recorded Nov 6, 2026	201-500	720 contacts →
	Exact match “With a vision of delivering innovative solutions through cutting-edge technology, Mr.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Performics India	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	1,001-5,000	682 contacts →
	Exact match “Performics is India's largest performance marketing agency.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Wildnet Technologies	Exact match	New York, United StatesHQ recorded Nov 6, 2026	201-500	639 contacts →
	Exact match “Wildnet Technologies - Best Digital Marketing Agency \| White Label Services for Growing Agencies \| Results-Driven AI SEO Services We don't just run campaigns-we build growth…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Digital WEB Solutions	Exact match	United StatesHQ recorded Nov 6, 2026	501-1,000	632 contacts →
	Exact match “Digital Web Solutions is a global name in the digital marketing space.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Techmagnate	Exact match	New Delhi, IndiaHQ recorded Nov 6, 2026	201-500	577 contacts →
	Exact match “Techmagnate is a leading, award-winning digital marketing agency.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Precis	Exact match	Stockholm, SwedenHQ recorded Nov 6, 2026	201-500	571 contacts →
	Exact match “Precis is a modern, tech-powered digital marketing agency specialising in media buying, analytics, creative, and proprietary technology.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Smart Solutions	Exact match	United StatesHQ recorded Nov 6, 2026	n/a	564 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Hiveminds	Exact match	Bangalore, IndiaHQ recorded Nov 6, 2026	201-500	525 contacts →
	Exact match “We are HiveMinds, a unit of Madison World.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Amsive	Exact match	New York, MS, United StatesHQ recorded Nov 6, 2026	501-1,000	521 contacts →
	Exact match “Amsive is a data-driven performance marketing agency that enhances marketing ROI through innovative customer acquisition and engagement solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Ebrandz LLP	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	201-500	434 contacts →
	Exact match “Within a short span, eBrandz has seen enormous growth.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Vsplash	Exact match	Lyndhurst, NJ, United StatesHQ recorded Nov 6, 2026	201-500	419 contacts →
	Exact match “vSplash is a trusted white label digital marketing company, offering SEO, PPC, web development and design, content services, and much more.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Netclues	Exact match	George Town, Cayman IslandsHQ recorded Nov 6, 2026	201-500	414 contacts →
	Exact match “Set up in 2008, Netclues is a global web development company, an Internet Professional Powerhouse, having its functional roots in Canada, Cayman Islands and India.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Seoclerks	Exact match	United StatesHQ recorded Nov 6, 2026	n/a	406 contacts →
	Exact match “The largest SEO Marketplace on the web with SEO experts from every inch of the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Clickout Media	Exact match	Naxxar, MaltaHQ recorded Nov 6, 2026	201-500	405 contacts →
	Exact match “ClickOut Media is an remote first, industry leading, multichannel marketing company, delivering best in class SEO & content for esteemed clients all over the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	5wpr	Exact match	New York, FL, United StatesHQ recorded Nov 6, 2026	201-500	401 contacts →
	Exact match “5W is one of the largest independently owned PR and digital marketing agencies in the US.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Localedge	Exact match	Buffalo, NY, United StatesHQ recorded Nov 6, 2026	501-1,000	401 contacts →
	Exact match “LocalEdge, a Hearst Media Services Company, offers a full suite of online advertising products and services for any size business and budget across the country.” Recorded in the RevenueBase company graph · Nov 6, 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 “search engine optimization marketing 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 112,453 search engine optimization marketing agencies worldwide

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Search engine optimization marketing agencies worldwide at a glance

As of Nov 6, 2026

13.6%Verified-email coverage

5.8Average contacts per company

1-10Median size (employees)

1.6%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

80,634

11-50

26,790

51-200

3,575

201-500

713

501-1,000

153

1,001-5,000

5,001-10,000

10001+

123

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 search engine optimization marketing agencies are linked below.
What qualifies: Company records worldwide whose business descriptions match “search engine optimization marketing 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 87,682 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 6, 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.

Search engine optimization marketing agencies by location

373 lists · largest first

Every Search engine optimization marketing 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 “search engine optimization marketing agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many search engine optimization marketing agencies are there worldwide?

RevenueBase identified 112,453 company matches for search engine optimization marketing agencies worldwide 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?

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

Which country has the most search engine optimization marketing agencies?

The United States leads with 21,405 companies, followed by India (17,265) and the United Kingdom (6,252). Every search engine optimization marketing agencies list by country and city is linked on this page.

Which city has the most search engine optimization marketing agencies?

London leads with 1804 company records, followed by New Delhi (1303) and Lahore (1050).

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 87,682 professional contacts with verified work emails tracked across these 112,453 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 6, 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.