Company lists · Data refreshed November 2026

Top 25 Search engine optimization firms worldwide

RevenueBase identified 29,339 company matches for search engine optimization firms worldwide as of November 2026 and tracks 187,493 professional contacts across them, including 19,892 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 firms 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 firms 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
29,339Companies
187,493Contacts tracked
19,892Verified emails
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The 25 largest search engine optimization firms worldwide

Ranked by team size
Top 25 of 29,339 company matches for search engine optimization firms 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMelbourne, AustraliaHQ recorded Nov 6, 2026n/a7,062 contacts →

Exact match

“The way people search is changing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCarlsbad, CA, United StatesHQ recorded Nov 6, 2026n/a838 contacts →

Exact match

“Since its inception in 1997, SEO Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLas Vegas, United StatesHQ recorded Nov 6, 2026201-500742 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
4Exact matchChandigarh, IndiaHQ recorded Nov 6, 2026201-500720 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
5Exact matchNew York, United StatesHQ recorded Nov 6, 2026201-500639 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
6Exact matchUnited StatesHQ recorded Nov 6, 2026n/a564 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMumbai, IndiaHQ recorded Nov 6, 2026201-500434 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
8Exact matchUnited StatesHQ recorded Nov 6, 2026n/a406 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
9Exact matchMiddletown, DE, United StatesHQ recorded Nov 6, 2026201-500368 contacts →

Exact match

“Do you want to see your business on heights?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchChandigarh, IndiaHQ recorded Nov 6, 2026201-500361 contacts →

Exact match

“Welcome to Softtrix, your ultimate choice for website designing and internet marketing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 2026201-500332 contacts →

Exact match

“Coalition Technologies is one of the leading SEO & web design agencies in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLehi, UT, United StatesHQ recorded Nov 6, 2026201-500327 contacts →

Exact match

“At Boostability, we're more than just an SEO company; we're your strategic partner in driving online growth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNoida, TX, IndiaHQ recorded Nov 6, 2026501-1,000264 contacts →

Exact match

“AdsRole is a results-driven digital marketing company that helps businesses grow through smart advertising and proven growth strategies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchToronto, ON, CanadaHQ recorded Nov 6, 202651-200259 contacts →

Exact match

“If your business isn't generating consistent leads online, the problem usually is your digital presence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchJabalpur, IndiaHQ recorded Nov 6, 2026201-500258 contacts →

Exact match

“Shri Ram ComSoft was established in the year 2012 under the supervision of Managing Director Mr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMarseille, FranceHQ recorded Nov 6, 202651-200219 contacts →

Exact match

“L’agence digitale marseillaise Jalis a été fondée par Serge et Ghizlaine Alagy en 2002.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCesson-sévigné, FranceHQ recorded Nov 6, 202651-200209 contacts →

Exact match

“MEDIAVEILLE est une agence de conseil et de services de marketing online qui met en œuvre des stratégies de conquête et de fidélisation sur Internet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-200191 contacts →

Exact match

“Incorporated in 2010, AuroIN LLC is a premier digital marketing agency based in World Trade Center, New York, specializing in AI-driven SEO strategies that deliver measurable ROI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSingaporeHQ recorded Nov 6, 202651-200176 contacts →

Exact match

“Ahrefs is the marketing platform built to keep your brand discoverable across search, AI, and the web.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 202651-200173 contacts →

Exact match

“Founded by Bo White in 1993 during the early stages of the Internet, Click Here Digital is a digital marketing and consulting firm that provides full-service digital marketing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBoulogne-billancourt, FranceHQ recorded Nov 6, 2026201-500172 contacts →

Exact match

“La façon dont vos clients vous cherchent a changé.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNavi Mumbai, IndiaHQ recorded Nov 6, 202651-200171 contacts →

Exact match

“GBIM - Digital Marketing Agency since 20 years!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMohali, IndiaHQ recorded Nov 6, 202651-200161 contacts →

Exact match

“From a modest eight-member team in 2015 to a full-stack digital solutions agency with 100+ specialists today, we've helped businesses add over $2.4 billion in revenue globally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchОдеса, UkraineHQ recorded Nov 6, 202651-200160 contacts →

Exact match

“We are experts in the digital world and know how to make Google love your website even more.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMaringá, BrazilHQ recorded Nov 6, 202651-200154 contacts →

Exact match

“Founded in 2016 in Spain, and currently operating in Brazil, liveSEO performs consistent and well-targeted work in SEO (search engine optimization), attracting companies looking…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 29,339 search engine optimization firms worldwide

See the full list, filter by size, metro and specialty, and access 19,892 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Search engine optimization firms worldwide at a glance

As of Nov 6, 2026
10.6%Verified-email coverage
6.4Average contacts per company
1-10Median size (employees)
1.6%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
21,214
11-50
6,664
51-200
1,007
201-500
191
501-1,000
44
1,001-5,000
20
5,001-10,000
7
10001+
27

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 firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “search engine optimization firms” 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 19,892 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 firms by location

124 lists · largest first

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

How many search engine optimization firms are there worldwide?

RevenueBase identified 29,339 company matches for search engine optimization firms 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 firms?

The United States leads with 6,572 companies, followed by India (4,076) and the United Kingdom (1,791). Every search engine optimization firms list by country and city is linked on this page.

Which city has the most search engine optimization firms?

London leads with 480 company records, followed by New Delhi (367) and Noida (275).

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 19,892 professional contacts with verified work emails tracked across these 29,339 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.