Company lists · Data refreshed November 2026

Top 25 Website SEO companies worldwide

Name: Website SEO companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 24,657 companies tracked

RevenueBase identified 24,657 company matches for website SEO companies worldwide as of November 2026 and tracks 160,387 professional contacts across them, including 15,202 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for website SEO companies 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 5, 2026. Country and city lists for website SEO companies 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 5, 2026 How this list was built

24,657Companies

160,387Contacts tracked

15,202Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest website SEO companies worldwide

Ranked by team size

Top 25 of 24,657 company matches for website SEO companies worldwide, 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	SEO	Exact match	Melbourne, AustraliaHQ recorded Nov 5, 2026	n/a	7,062 contacts →
	Exact match “The way people search is changing.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	SEO INC	Exact match	Carlsbad, CA, United StatesHQ recorded Nov 5, 2026	n/a	838 contacts →
	Exact match “Since its inception in 1997, SEO Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	411 Locals	Exact match	Las Vegas, United StatesHQ recorded Nov 5, 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 5, 2026 · View company records in RevenueBase
4	Ebrandz LLP	Exact match	Mumbai, IndiaHQ recorded Nov 5, 2026	201-500	434 contacts →
	Exact match “Within a short span, eBrandz has seen enormous growth.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	KPL Tech Solution Pvt. LTD	Exact match	Middletown, DE, United StatesHQ recorded Nov 5, 2026	201-500	368 contacts →
	Exact match “Do you want to see your business on heights?” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Softtrix Tech Solutions PVT LTD	Exact match	Chandigarh, IndiaHQ recorded Nov 5, 2026	201-500	361 contacts →
	Exact match “Welcome to Softtrix, your ultimate choice for website designing and internet marketing.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Coalition Technologies	Exact match	Los Angeles, CA, United StatesHQ recorded Nov 5, 2026	201-500	332 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 5, 2026 · View company records in RevenueBase
8	Boostability	Exact match	Lehi, UT, United StatesHQ recorded Nov 5, 2026	201-500	327 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 5, 2026 · View company records in RevenueBase
9	Adsrole	Exact match	Noida, TX, IndiaHQ recorded Nov 5, 2026	501-1,000	264 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 5, 2026 · View company records in RevenueBase
10	Techwyse Internet Marketing	Exact match	Toronto, ON, CanadaHQ recorded Nov 5, 2026	51-200	259 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 5, 2026 · View company records in RevenueBase
11	Jalis, Agence WEB	Exact match	Marseille, FranceHQ recorded Nov 5, 2026	51-200	219 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 5, 2026 · View company records in RevenueBase
12	auroin.com	Exact match	New York, NY, United StatesHQ recorded Nov 5, 2026	51-200	191 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 5, 2026 · View company records in RevenueBase
13	Ahrefs	Exact match	SingaporeHQ recorded Nov 5, 2026	51-200	176 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 5, 2026 · View company records in RevenueBase
14	Futur Digital	Exact match	Boulogne-billancourt, FranceHQ recorded Nov 5, 2026	201-500	172 contacts →
	Exact match “La façon dont vos clients vous cherchent a changé.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Webspero Solutions	Exact match	Mohali, IndiaHQ recorded Nov 5, 2026	51-200	161 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 5, 2026 · View company records in RevenueBase
16	Liveseo	Exact match	Maringá, BrazilHQ recorded Nov 5, 2026	51-200	154 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 5, 2026 · View company records in RevenueBase
17	GPO	Exact match	Austin, TX, United StatesHQ recorded Nov 5, 2026	n/a	153 contacts →
	Exact match “GPO is everything search.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	SEOP	Exact match	Irvine, CA, United StatesHQ recorded Nov 5, 2026	51-200	145 contacts →
	Exact match “SEOP is one of the leaders in the Search Engine Optimization industry and was co-founded by SEO experts that thrive on a combination of in-depth expertise and creative, forward…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	SKS Tech Solution	Exact match	Noida, IndiaHQ recorded Nov 5, 2026	51-200	144 contacts →
	Exact match “Welcome to SKS TECH SOLUTION, your number one shop for all things Digital Marketing Services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Semalt	Exact match	Kyiv, UkraineHQ recorded Nov 5, 2026	51-200	141 contacts →
	Exact match “Semalt is a results-driven, technology-inspired SEO company.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Eversun Software Corporation	Exact match	New Kensington, United StatesHQ recorded Nov 5, 2026	201-500	139 contacts →
	Exact match “Eversun Software Philippines Corporation is the parent company behind Agents of Value.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Indi IT Solutions	Exact match	Mohali, IndiaHQ recorded Nov 5, 2026	51-200	137 contacts →
	Exact match “Founded in 2010 with a team of professional web developers & creative designers, Indi IT Solutions has its forte in providing innovative web solutions to end users as well as…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Mainstreethost	Exact match	Amherst, OH, United StatesHQ recorded Nov 5, 2026	51-200	135 contacts →
	Exact match “Mainstreethost specializes in everything you need to have a successful online presence, including search engine optimization, paid search marketing, website design, social media…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	K2 Technologies	Exact match	Kanpur Nagar, IndiaHQ recorded Nov 5, 2026	51-200	135 contacts →
	Exact match “At K2 Technologies, we specialize in helping businesses grow and stand out in today’s fast-paced digital world.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Leavecode Technologies	Exact match	Bijnor, IndiaHQ recorded Nov 5, 2026	51-200	134 contacts →
	Exact match “Leave Code offers you the best digital marketing services for your products and services.” 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 “website SEO companies”. 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 24,657 website SEO companies worldwide

See the full list, filter by size, metro and specialty, and access 15,202 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Website SEO companies worldwide at a glance

As of Nov 5, 2026

9.5%Verified-email coverage

6.5Average contacts per company

1-10Median size (employees)

1.8%Largest-city concentration · London

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

17,881

11-50

5,541

51-200

842

201-500

160

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 website SEO companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “website SEO companies” 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 15,202 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.

Website SEO companies by location

106 lists · largest first

Every Website SEO companies 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 “website SEO companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many website SEO companies are there worldwide?

RevenueBase identified 24,657 company matches for website SEO companies 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 website SEO companies?

The United States leads with 5,237 companies, followed by India (3,520) and the United Kingdom (1,641). Every website SEO companies list by country and city is linked on this page.

Which city has the most website SEO companies?

London leads with 436 company records, followed by New Delhi (332) and Noida (253).

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 15,202 professional contacts with verified work emails tracked across these 24,657 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.

Ready to reach these companies? Verified emails and direct dials for all 24,657 website SEO companies worldwide. Start with a free account, no credit card.

Download this list →

Related lists

Browse the directory

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.