Company lists · Data refreshed September 2026

Top 25 SEO and content marketing agencies based in Irvine, United States

Name: SEO and content marketing agencies based in Irvine, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 6, 2026 67 companies tracked

RevenueBase identified 67 company matches for SEO and content marketing agencies associated with Irvine, United States as of September 2026 and tracks 554 professional contacts across them, including 98 with verified work emails. Across the United States, New York is the largest hub for this category (574 companies); Irvine has 67.

This list covers company matches for SEO and content marketing agencies associated with Irvine, 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 6, 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 6, 2026 How this list was built

67Companies

554Contacts tracked

98Verified emails

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The 25 largest SEO and content marketing agencies based in Irvine, United States

Ranked by team size

Top 25 of 67 company matches for SEO and content marketing agencies based in Irvine, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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	SEOP	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 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 6, 2026 · View company records in RevenueBase
2	Zoek Marketing	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 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 6, 2026 · View company records in RevenueBase
3	digitalmarketing.com	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	51-200	38 contacts →
	Exact match “DigitalMarketing.com, an innovative digital marketing agency specializing in Search Engine Optimization (SEO), Search Engine Marketing (SEM), Pay Per Click (PPC) and Social Media…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
4	HUMAN	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	11-50	34 contacts →
	Exact match “We’re a human-first digital marketing agency on a mission to help companies grow smarter.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
5	Bliss Drive	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	11-50	17 contacts →
	Exact match “Bliss Drive is one of the most reputable digital marketing agency with 5 star reviews on Yelp, Google+ and Facebook.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
6	Seosavvylawyer	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	1-10	13 contacts →
	Exact match “We Help Lawyers build massive web traffic by navigating the intersection of law and marketing to enhance ROIs on ad campaigns, develop high-converting websites, generate increased…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
7	Search Optimizers	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	11-50	11 contacts →
	Exact match “Search Optimizers has been an SEO-only company since 1997.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
8	Varga Marketing, INC	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	11-50	10 contacts →
	Exact match “Varga Inc is here to make Marketing Simplified.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
9	SEM International	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	51-200	9 contacts →
	Exact match “SEM International, a subsidiary of International Media Management Corporation, specializes in providing International and Multilingual SEO, Paid Search Engine Marketing…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
10	Branding Marketing Advertising	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	1-10	6 contacts →
	Exact match “Branding \| Marketing \| Advertising, a passionate team of experts dedicated to propelling your brand to new heights through a comprehensive suite of digital marketing services.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
11	Inbound Surge	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	1-10	6 contacts →
	Exact match “At Inbound Surge, our mission is to help businesses, large and small, navigate the ever-evolving digital landscape to achieve tangible results and sustained growth.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
12	Boostify Media Group	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	1-10	5 contacts →
	Exact match “At Boostify Media, we are not just a marketing company; we are your partner in propelling your brand to greater success.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
13	SEO GEO Solutions	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	11-50	5 contacts →
	Exact match “Google compliant True Quality SEO services.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
14	Venture Media	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	1-10	4 contacts →
	Exact match “Our goal is simple: To help you stand out in a crowded world.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
15	Demand Mojo Digital Marketing Specialists	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	11-50	3 contacts →
	Exact match “Demand Mojo is a digital marketing company located in Irvine, California.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
16	Truly Yours INC	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	11-50	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
17	Ntelligent Systems	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	1-10	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
18	Ubique Digitals	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	1-10	3 contacts →
	Exact match “Ubique Digitals is a leading digital marketing agency dedicated to helping businesses thrive in the online world.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
19	Stray Digital	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	11-50	2 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
20	Webshark360	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	11-50	2 contacts →
	Exact match “We are expert consultants, strategists, designers, and content creators here to help elevate your brand and realize your vision.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
21	Reed Visuals	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	1-10	2 contacts →
	Exact match “Reed Visuals is a cutting-edge Content Creation and Marketing Agency founded by Eric S.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
22	House Of Search	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	1-10	2 contacts →
	Exact match “House of Search is a digital marketing consultancy specializing in organic revenue growth, Search Engine Optimization (SEO), and AI-driven Answer Engine Optimization (AEO/GEO).” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
23	Nobleview Media	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	1-10	2 contacts →
	Exact match “NobleView Media is a digital marketing agency helping home service businesses grow their presence and generate consistent leads through a proven marketing system.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
24	Knewchoice INC	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	1-10	2 contacts →
	Exact match “Cultivating success through strategic digital marketing solutions, KnewChoice is your trusted partner for elevating online visibility.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
25	Rankwebs	Exact match	Irvine, CA, United StatesHQ recorded Sep 6, 2026	1-10	1 contacts →
	Exact match “Helping Law Firms Dominate Their Market & Sign More Cases Most agencies focus on rankings and traffic.” Recorded in the RevenueBase company graph · Sep 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 “SEO and content 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 67 SEO and content marketing agencies based in Irvine, United States

See the full list, filter by size, metro and specialty, and access 98 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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SEO and content marketing agencies based in Irvine, United States at a glance

As of Sep 6, 2026

17.7%Verified-email coverage

8.3Average contacts per company

1-10Median size (employees)

Sep 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured across the whole United States list rather than for Irvine, so it is reported there. Company counts and contact totals on this page are exact for Irvine, over 67 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 Irvine, United States whose business descriptions match “SEO and content 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. 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 98 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 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.

SEO and content marketing agencies by metro in the United States

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 and content marketing agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many SEO and content marketing agencies are there based in Irvine, United States?

RevenueBase identified 67 company matches for SEO and content marketing agencies associated with Irvine, 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?

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

Which city in the United States has the most SEO and content marketing agencies?

New York leads the United States with 574 company records, followed by Los Angeles (366) and Miami (262). Irvine has 67.

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 98 professional contacts with verified work emails tracked across these 67 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 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.