Company lists · Data refreshed September 2026

Top 25 Professional services SEO agencies worldwide

Name: Professional services SEO agencies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 38,178 companies tracked

RevenueBase identified 38,178 company matches for professional services SEO agencies worldwide as of September 2026 and tracks 235,472 professional contacts across them, including 29,428 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for professional services SEO 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 September 27, 2026. Country and city lists for professional services SEO 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 Sep 27, 2026 How this list was built

38,178Companies

235,472Contacts tracked

29,428Verified emails

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The 25 largest professional services SEO agencies worldwide

Ranked by team size

Top 25 of 38,178 company matches for professional services SEO agencies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 Sep 27, 2026	n/a	6,896 contacts →
	Exact match “The way people search is changing.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2	WEBFX	Exact match	Harrisburg, PA, United StatesHQ recorded Sep 27, 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 · Sep 27, 2026 · View company records in RevenueBase
3	SEO INC	Exact match	Carlsbad, CA, United StatesHQ recorded Sep 27, 2026	n/a	825 contacts →
	Exact match “Since its inception in 1997, SEO Inc.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4	411 Locals	Exact match	Las Vegas, United StatesHQ recorded Sep 27, 2026	201-500	687 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 · Sep 27, 2026 · View company records in RevenueBase
5	Imark Infotech Pvt. LTD	Exact match	Chandigarh, IndiaHQ recorded Sep 27, 2026	201-500	629 contacts →
	Exact match “With a vision of delivering innovative solutions through cutting-edge technology, Mr.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6	Digital WEB Solutions	Exact match	United StatesHQ recorded Sep 27, 2026	501-1,000	623 contacts →
	Exact match “Digital Web Solutions is a global name in the digital marketing space.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7	Wildnet Technologies	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	201-500	590 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 · Sep 27, 2026 · View company records in RevenueBase
8	Techmagnate	Exact match	New Delhi, IndiaHQ recorded Sep 27, 2026	201-500	543 contacts →
	Exact match “Techmagnate is a leading, award-winning digital marketing agency.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9	Smart Solutions	Exact match	United StatesHQ recorded Sep 27, 2026	n/a	534 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10	Ebrandz LLP	Exact match	Mumbai, IndiaHQ recorded Sep 27, 2026	201-500	428 contacts →
	Exact match “Within a short span, eBrandz has seen enormous growth.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11	KPL Tech Solution Pvt. LTD	Exact match	Middletown, DE, United StatesHQ recorded Sep 27, 2026	201-500	390 contacts →
	Exact match “Do you want to see your business on heights?” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12	Online Marketing Gurus	Exact match	Crows Nest, United StatesHQ recorded Sep 27, 2026	51-200	345 contacts →
	Exact match “Online Marketing Gurus (OMG) is an award-winning Leading Digital Marketing Agency, with locations in Australia, USA, UAE & Singapore.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13	Boostability	Exact match	Lehi, UT, United StatesHQ recorded Sep 27, 2026	201-500	326 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 · Sep 27, 2026 · View company records in RevenueBase
14	Coalition Technologies	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 27, 2026	201-500	320 contacts →
	Exact match “Coalition Technologies is one of the leading SEO & web design agencies in the United States.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15	Clearpath Technology PVT LTD	Exact match	New Delhi, IndiaHQ recorded Sep 27, 2026	501-1,000	300 contacts →
	Exact match “Clearpath Technology is managed and owned by dedicated and highly experienced team comprising of:* Internet Marketers * Search Engine Optimizers * Web Designers * Web Developers *…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16	Acodez IT Solutions Pvt. LTD	Exact match	Calicut, IndiaHQ recorded Sep 27, 2026	51-200	257 contacts →
	Exact match “Acodez is a leading web design and online marketing agency based in India, renowned for our exceptional services and accolades.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17	Techwyse Internet Marketing	Exact match	Toronto, ON, CanadaHQ recorded Sep 27, 2026	51-200	233 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 · Sep 27, 2026 · View company records in RevenueBase
18	Thrive Internet Marketing Agency	Exact match	Dallas, TX, United StatesHQ recorded Sep 27, 2026	51-200	232 contacts →
	Exact match “Website: Thrive is a full-service digital marketing agency headquartered in Arlington, Texas.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19	Odigma	Exact match	Bangalore, IndiaHQ recorded Sep 27, 2026	51-200	229 contacts →
	Exact match “We're Odigma, we're leading the way India does digital marketing.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20	OOM Singapore	Exact match	SingaporeHQ recorded Sep 27, 2026	51-200	226 contacts →
	Exact match “Award-winning Digital Marketing Agency in Singapore.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21	Jalis, Agence WEB	Exact match	Marseille, FranceHQ recorded Sep 27, 2026	51-200	211 contacts →
	Exact match “L’agence digitale marseillaise Jalis a été fondée par Serge et Ghizlaine Alagy en 2002.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22	Internet Marketing Inc. NOW REQ	Exact match	San Diego, CA, United StatesHQ recorded Sep 27, 2026	51-200	203 contacts →
	Exact match “IMI (now REQ) is a full-service digital marketing agency focused on omnichannel strategies and results.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23	That Company	Exact match	Leesburg, FL, United StatesHQ recorded Sep 27, 2026	n/a	187 contacts →
	Exact match “That Company is a White Label internet marketing firm with over 15 years of experience and a strong customer service core.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24	BIZIQ	Exact match	Phoenix, AZ, United StatesHQ recorded Sep 27, 2026	51-200	184 contacts →
	Exact match “BizIQ: Redefining Digital Marketing Excellence.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25	Ethane WEB Technologies Pvt. LTD	Exact match	Noida, IndiaHQ recorded Sep 27, 2026	51-200	181 contacts →
	Exact match “At Ethane Web Technologies Pvt.” Recorded in the RevenueBase company graph · Sep 27, 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 “professional services SEO 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 38,178 professional services SEO agencies worldwide

See the full list, filter by size, metro and specialty, and access 29,428 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Professional services SEO agencies worldwide at a glance

As of Sep 27, 2026

12.5%Verified-email coverage

6.2Average contacts per company

1-10Median size (employees)

1.7%Largest-city concentration · London

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

27,309

11-50

9,108

51-200

1,289

201-500

252

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 professional services SEO agencies are linked below.
What qualifies: Company records worldwide whose business descriptions match “professional services SEO 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 29,428 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 September 27, 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.

Professional services SEO agencies by location

132 lists · largest first

Every Professional services SEO 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 “professional services SEO agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many professional services SEO agencies are there worldwide?

RevenueBase identified 38,178 company matches for professional services SEO agencies worldwide as of September 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 professional services SEO agencies?

The United States leads with 8,113 companies, followed by India (5,671) and the United Kingdom (2,547). Every professional services SEO agencies list by country and city is linked on this page.

Which city has the most professional services SEO agencies?

London leads with 663 company records, followed by New Delhi (476) and Lahore (402).

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 29,428 professional contacts with verified work emails tracked across these 38,178 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 September 27, 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.