Company lists · Data refreshed September 2026
Top 25 Personalization marketing agencies based in San Diego, United States
RevenueBase identified 113 personalization marketing agencies headquartered in San Diego, United States as of September 2026 and tracks 1,502 professional contacts across them, including 459 with verified work emails. New York is the largest hub.
This list covers personalization marketing agencies headquartered in San Diego, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 5, 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.
The 25 largest personalization marketing agencies based in San Diego, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 866 | ||||
“Neil Patel has been recognized by the Wall Street Journal, Forbes, and the United Nations, to name a few, as one of the most influential and successful marketers and entrepreneurs…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 2 | 32 | ||||
“We are digital marketers who are passionate about performance marketing and continuing to reinvent the way we connect with consumers to help grow your business at scale.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 3 | 30 | ||||
“We are an ROI-driven digital marketing agency, focused on results to help brands reimagine how they reach, message and engage through a data-based approach and with…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 4 | 25 | ||||
“At VSSL (pronounced, “Vessel”), we don’t aimlessly drift the seas of modern marketing and advertising.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 5 | Fulltech Systems, INCIndirect evidence | 15 | |||
“FullTech Marketing Systems is a comprehensive direct marketing services company providing direct mail, mailing list acquisition, creative design, production…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 6 | 14 | ||||
“We grow businesses through performance creatives.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 7 | 14 | ||||
“The Unfair Advantage You've Always Wanted.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 8 | DIA CreativeIndirect evidence | 11 | |||
“Dia Creative: Retention Experts for Sustainable Growth Businesses can increase revenue by 25% by simply improving customer retention by 5%.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 9 | London Bridge Performance MediaPartial evidence | 10 | |||
“London Bridge Media is a privately held, performance driven online marketing company.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 10 | Second NatureIndirect evidence | 7 | |||
“Organic SEO Rankings & tracking your ROI for Paid Online Advertisement can be complicated.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 11 | Rightlook CreativePartial evidence | 7 | |||
“Rightlook Creative specializes in making the complex marketing process easy with affordable and all-inclusive ROI focused marketing services.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 12 | 7 | ||||
“We develop extraordinary marketing experiences to help eCommerce brands thrive in today’s capitalist market.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 13 | 6 | ||||
“People evolve.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 14 | First Spark DigitalPartial evidence | 6 | |||
“At First Spark Digital, we specialize in performance marketing that also builds your brand.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 15 | Real Media LABPartial evidence | 5 | |||
“Boutique marketing agency that specializes in branding design, e-commerce, email marketing and social media managing.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 16 | 4 | ||||
“At ConvertWithContent.com we help our clients do what's most important in today's online AND offline marketing landscape -"Convert With Content." That's our motto, our mission…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 17 | Solid State MarketingIndirect evidence | 4 | |||
“We are a team from San Diego, California, that was fed up with seeing small to medium-sized businesses being eaten alive in this rough economy.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 18 | 4 | ||||
“CSD Marketing & Consulting is a San Diego-based boutique agency specializing in digital strategy, custom website development, AI marketing integration, and full-scale campaign…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 19 | Garay Ecommerce MarketingIndirect evidence | 3 | |||
“Top 2% Klaviyo Agency - Empowering Ecommerce Brands with Retention-focused Growth Ready to elevate your eCommerce business?” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 20 | 3 | ||||
“For nearly two decades, Nephila has partnered with emerging technology companies to help bring their products to market, drive pipeline, and share in the exciting journey of…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 21 | 3 | ||||
“Most marketing agencies need case studies to prove they're good.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 22 | 3 | ||||
“Better Ads, Inc: improving quality, effectiveness, and impact of your advertisements.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 23 | 3 | ||||
“Since 2006, we have helped companies maximize their online marketing results, identify new opportunities and convert more visitors into paying customers.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 24 | 3 | ||||
“We develop and execute customized marketing strategies that strengthen clients' brands and relationships with their target audience.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 25 | Rainmaker AgencyPartial evidence | 3 | |||
“A hyper-focused digital marketing agency aiming to improve businesses processes in reaching and converting potential clients.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
Showing 25 of 113 personalization marketing agencies based in San Diego, United States
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Personalization marketing agencies based in San Diego, United States at a glance
As of Sep 5, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 113 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among personalization marketing agencies, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.
- 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
- Companies headquartered in San Diego, United States whose own description of what they do matches “personalization marketing agencies”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among personalization marketing agencies, and records with no verified work email. Companies headquartered outside San Diego are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 459 across the full list. 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 5, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Personalization marketing agencies by metro in the United States
- Personalization marketing agencies in New York434
- Personalization marketing agencies in Los Angeles279
- Personalization marketing agencies in Miami215
- Personalization marketing agencies in Chicago184
- Personalization marketing agencies in Atlanta166
- Personalization marketing agencies in Houston160
- Personalization marketing agencies in Austin156
- Personalization marketing agencies in Dallas144
- Personalization marketing agencies in San Francisco126
- Personalization marketing agencies in Denver125
- Personalization marketing agencies in Las Vegas113
- Personalization marketing agencies in San Diego113
- Personalization marketing agencies in Phoenix90
- Personalization marketing agencies in Orlando87
- Personalization marketing agencies in Tampa87
- Personalization marketing agencies in Charlotte85
- Personalization marketing agencies in Boston80
- Personalization marketing agencies in Sheridan76
- Personalization marketing agencies in Seattle73
- Personalization marketing agencies in Minneapolis58
- Personalization marketing agencies in Irvine57
- Personalization marketing agencies in Portland57
- Personalization marketing agencies in Nashville55
- Personalization marketing agencies in Boca Raton52
- Personalization marketing agencies in Philadelphia51
- Personalization marketing agencies in Scottsdale51
- Personalization marketing agencies in Wilmington50
- Personalization marketing agencies in San Antonio47
- Personalization marketing agencies in Fort Lauderdale45
- Personalization marketing agencies in Columbus43
- Personalization marketing agencies in Salt Lake City43
- Personalization marketing agencies in Raleigh42
- Personalization marketing agencies in Indianapolis41
- Personalization marketing agencies in Washington40
- Personalization marketing agencies in Kansas City38
- Personalization marketing agencies in Jacksonville37
- Personalization marketing agencies in Cincinnati36
- Personalization marketing agencies in Cleveland36
- Personalization marketing agencies in Fort Worth34
- Personalization marketing agencies in Newport Beach33
- Personalization marketing agencies in Pittsburgh31
- Personalization marketing agencies in New York City30
- Personalization marketing agencies in West Palm Beach29
- Personalization marketing agencies in Dover27
- Personalization marketing agencies in Santa Monica27
- Personalization marketing agencies in Louisville26
- Personalization marketing agencies in Richmond26
- Personalization marketing agencies in Omaha25
- Personalization marketing agencies in Tulsa25
Frequently asked
How many personalization marketing agencies are there based in San Diego, United States?
RevenueBase identified 113 personalization marketing agencies headquartered in San Diego, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
NP Digital, headquartered in San Diego, tops this list with the largest team on record.
Which city has the most personalization marketing agencies?
New York leads with 434 headquartered companies, followed by Los Angeles (279) and Miami (215).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 459 verified decision-maker contacts tracked across these 113 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 5, 2026.
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Personalization marketing agencies by geography
- Personalization marketing agencies based in the United States
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- Personalization marketing agencies based in Canada
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- Personalization marketing agencies based in Australia
- Personalization marketing agencies based in Spain
- Personalization marketing agencies based in the Netherlands
- Personalization marketing agencies based in France
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- Personalization marketing agencies based in South Africa
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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.
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