Company lists · Data refreshed September 2026

Top 25 SEO agency ecommerce companies based in the United States

Name: SEO agency ecommerce companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 5,253 companies tracked

RevenueBase identified 5,253 company matches for SEO agency ecommerce companies associated with the United States as of September 2026 and tracks 62,575 professional contacts across them, including 5,368 with verified work emails. New York is the largest hub.

This list covers company matches for SEO agency ecommerce companies associated with the United States, 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 21, 2026.

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 21, 2026 How this list was built

5,253Companies

62,575Contacts tracked

5,368Verified emails

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The 25 largest SEO agency ecommerce companies based in the United States

Ranked by team size

Top 25 of 5,253 company matches for SEO agency ecommerce companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 INC	Exact match	Carlsbad, CA, United StatesHQ recorded Sep 21, 2026	n/a	825 contacts →
	Exact match “Since its inception in 1997, SEO Inc.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	KPL Tech Solution Pvt. LTD	Exact match	Middletown, DE, United StatesHQ recorded Sep 21, 2026	201-500	390 contacts →
	Exact match “Do you want to see your business on heights?” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Boostability	Exact match	Lehi, UT, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
4	Coalition Technologies	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
5	Infomedia	Exact match	Birmingham, AL, United StatesHQ recorded Sep 21, 2026	n/a	176 contacts →
	Exact match “We’re a full-service web company: That means we do as much or as little as you need, from building your website to creating a robust ecommerce platform to designing a digital…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Gr0	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 21, 2026	51-200	157 contacts →
	Exact match “At GR0, we are in the business of helping businesses.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	GPO	Exact match	Austin, TX, United StatesHQ recorded Sep 21, 2026	11-50	149 contacts →
	Exact match “GPO is everything search.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	MOPRO	Exact match	Newport Beach, CA, United StatesHQ recorded Sep 21, 2026	51-200	134 contacts →
	Exact match “Mopro gives small businesses a website designed to convert, and the A.I-powered tools they need to claim a top spot in search results and win more customers.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Dealeron	Exact match	Rockville, MD, United StatesHQ recorded Sep 21, 2026	201-500	129 contacts →
	Exact match “DealerOn has been the perfect partner for over dealers across North America.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Mainstreethost	Exact match	Amherst, NY, United StatesHQ recorded Sep 21, 2026	51-200	128 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 · Sep 21, 2026 · View company records in RevenueBase
11	SEOP	Exact match	Irvine, CA, United StatesHQ recorded Sep 21, 2026	51-200	121 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 · Sep 21, 2026 · View company records in RevenueBase
12	Local Splash	Exact match	Fountain Valley, CA, United StatesHQ recorded Sep 21, 2026	51-200	119 contacts →
	Exact match “Local Splash is the leading local SEO service that specializes in getting our clients high rankings in local search engine results.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Hennessey Digital	Exact match	North Hollywood, CA, United StatesHQ recorded Sep 21, 2026	51-200	115 contacts →
	Exact match “Named to Fortune’s 50 Best Workplaces in Advertising & Marketing, Hennessey Digital is an award-winning digital marketing agency specializing in SEO for lawyers and other online…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Zoek Marketing	Exact match	Irvine, CA, United StatesHQ recorded Sep 21, 2026	201-500	108 contacts →
	Exact match “As a business owner there are not many things that make you want to pull your hair out as much as figuring out how to gain new customers, phone calls, and visitors to your website.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Digital Resource	Exact match	West Palm Beach, FL, United StatesHQ recorded Sep 21, 2026	51-200	90 contacts →
	Exact match “Digital Resource is a full-service internet marketing agency based in South Florida.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Direct Online Marketing	Exact match	Pittsburgh, PA, United StatesHQ recorded Sep 21, 2026	11-50	89 contacts →
	Exact match “Direct Online Marketing (DOM) is a digital marketing agency and Top 1% Premier Google Partner that has been helping businesses grow confidently online since 2006.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Seoprofy	Exact match	Orlando, FL, United StatesHQ recorded Sep 21, 2026	51-200	89 contacts →
	Exact match “SeoProfy is your strategic SEO and AI visibility partner for organic and AI visibility that brings real ROI.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Paper Street Media	Exact match	Miami, FL, United StatesHQ recorded Sep 21, 2026	11-50	88 contacts →
	Exact match “With more than a decade of experience Paper Street Media can help you leverage manpower and increase your capacity for marketing and web design projects.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	BKA Content	Exact match	North Ogden, UT, United StatesHQ recorded Sep 21, 2026	11-50	79 contacts →
	Exact match “BKA Content is an industry-leading SEO services and digital marketing company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Fuel Online Digital Marketing Agency - SEO Company	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	51-200	79 contacts →
	Exact match “Fuel Online is the definitive global authority in Generative Engine Optimization (GEO) and high-performance search strategy.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Victorious	Exact match	San Francisco, CA, United StatesHQ recorded Sep 21, 2026	51-200	77 contacts →
	Exact match “Victorious is a San Francisco search agency.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Lawrank	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	51-200	75 contacts →
	Exact match “LawRank™ was founded with one goal in mind – to get attorneys on Google’s first page.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Agreed Technologies	Exact match	Newark, DE, United StatesHQ recorded Sep 21, 2026	51-200	74 contacts →
	Exact match “Agreed Technologies utilizes top marketing tools to get you results.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	YPC Media	Exact match	Rochester, NY, United StatesHQ recorded Sep 21, 2026	51-200	72 contacts →
	Exact match “YPC Media is an online marketing agency that implements powerful digital tools to grow your business by helping you Be Found when people are searching, deliver a brand awareness…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	HOZIO	Exact match	Holbrook, NY, United StatesHQ recorded Sep 21, 2026	11-50	64 contacts →
	Exact match “Hozio is a Long Island digital marketing agency that's grown 550+ small businesses since 2009-with no contracts required.” Recorded in the RevenueBase company graph · Sep 21, 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 “SEO agency ecommerce 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 5,253 SEO agency ecommerce companies based in the United States

See the full list, filter by size, metro and specialty, and access 5,368 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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SEO agency ecommerce companies based in the United States at a glance

As of Sep 21, 2026

8.6%Verified-email coverage

11.9Average contacts per company

1-10Median size (employees)

4.0%Largest-city concentration · New York

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

3,823

11-50

1,180

51-200

195

201-500

501-1,000

1,001-5,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 5,253 companies.

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.
What qualifies: Company records associated with the United States whose business descriptions match “SEO agency ecommerce 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 5,368 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 21, 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.

SEO agency ecommerce companies by metro

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

How many SEO agency ecommerce companies are there based in the United States?

RevenueBase identified 5,253 company matches for SEO agency ecommerce companies associated with the United States 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 INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most SEO agency ecommerce companies?

New York leads with 212 company records, followed by Los Angeles (142) and Houston (100).

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 5,368 professional contacts with verified work emails tracked across these 5,253 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 21, 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.