Company lists · Data refreshed September 2026
Top 21 Inbound marketing staffing companies based in San Diego, United States
RevenueBase identified 35 inbound marketing staffing companies headquartered in San Diego, United States as of September 2026 and tracks 248 professional contacts across them, including 68 with verified work emails. Across the United States, New York is the largest hub for this category (137 companies); San Diego has 35.
This list covers inbound marketing staffing companies 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 21 largest inbound marketing staffing companies based in San Diego, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 46 contacts → | ||||
Partial evidence “Underground Elephant is a direct response marketing company that leverages proprietary internet software to find high-intent customers for large enterprises.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 30 contacts → | ||||
Indirect evidence “The right prospects are out there.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 29 contacts → | ||||
Indirect evidence “Welcome to Connect Outbound, your trusted partner in outbound lead generation and talent acquisition solutions.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 26 contacts → | ||||
Partial evidence “Paradigm is a women-owned staffing firm that specializes in finding jobs for talented professionals in fields including content development, creative design, and engineering.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 21 contacts → | ||||
Indirect evidence “Our proprietary headhunting methodology is designed to get you unprecedented access into the passive talent pool.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 11 contacts → | ||||
Indirect evidence “Agency owners should be focused on 3 core needle movers above all else- delivering results that retain clients and drive referrals - securing net new business - optimizing for…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 5 contacts → | ||||
Partial evidence “BrightHaus is your one-stop Internet Marketing solution.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 5 contacts → | ||||
Partial evidence “IKR Media is a digital marketing group focused on helping our clients increase their visibility and improve their digital footprint with smart insights.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 4 contacts → | ||||
Partial evidence “With over two decades of internal recruitment support, RedBrick Staffing has been able to fine-tune a tried-and-true strategy of locating talent through a personalized recruitment…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 4 contacts → | ||||
Partial evidence “The Collective provides marketing services to companies in need of entire or partial marketing departments through strategic planning.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 3 contacts → | ||||
Indirect evidence “Finding the right talent is a full time job.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 3 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 3 contacts → | ||||
Indirect evidence “Ustaffed is designed by industry experienced professionals who understand the demands of insurance and financial service professionals.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 3 contacts → | ||||
Strong evidence “Tower Agency was founded in 2010 to leverage inbound marketing strategies for small business clients.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 2 contacts → | ||||
Partial evidence “We are a company for hiring a broad spectrum of functions from administrative staff, marketing, production, developers, assistants etc.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 2 contacts → | ||||
Partial evidence “Also visit ProSearchOne is a dedicated and experienced staffing / recruiting resource bridging viable job seekers with hiring companies.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 1 contacts → | ||||
Partial evidence “Unearthed is a boutique, full-service marketing firm.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 1 contacts → | ||||
Partial evidence “SaaS Marketing Consultants: Unlimited digital marketing, one monthly subscription.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 1 contacts → | ||||
Strong evidence “The Fairway Collective is an all-inclusive digital marketing agency specializing in inbound marketing efforts including social media, organic search, paid advertising, brand…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 1 contacts → | ||||
Indirect evidence “Welcome to Digital Dynamics - Your Lead Generation Powerhouse for Blue-Collar Businesses Hey Champions of the Trade World!” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 1 contacts → | ||||
Partial evidence “We are a San Diego-based digital marketing agency that helps B2B companies attract more high-quality leads.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: inbound marketing staffing companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names inbound marketing staffing companies.
- Partial evidence
- Its own public description names part of inbound marketing staffing companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name inbound marketing staffing companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 21 of 35 inbound marketing staffing companies based in San Diego, United States
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Inbound marketing staffing companies based in San Diego, United States at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 35 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 inbound marketing staffing companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search 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 Smart Search, 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 “inbound marketing staffing companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names inbound marketing staffing companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among inbound marketing staffing companies, 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 its RevenueBase Smart Search 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, 68 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 28, 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.
Inbound marketing staffing companies by metro in the United States
- Inbound marketing staffing companies in New York137
- Inbound marketing staffing companies in Austin57
- Inbound marketing staffing companies in Los Angeles57
- Inbound marketing staffing companies in Atlanta56
- Inbound marketing staffing companies in Miami54
- Inbound marketing staffing companies in San Francisco52
- Inbound marketing staffing companies in Chicago50
- Inbound marketing staffing companies in Houston45
- Inbound marketing staffing companies in Dallas41
- Inbound marketing staffing companies in Boston37
- Inbound marketing staffing companies in Denver36
- Inbound marketing staffing companies in Charlotte27
- Inbound marketing staffing companies in Phoenix27
- Inbound marketing staffing companies in Seattle27
- Inbound marketing staffing companies in Tampa27
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names inbound marketing staffing companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many inbound marketing staffing companies are there based in San Diego, United States?
RevenueBase identified 35 inbound marketing staffing companies 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?
Underground Elephant, headquartered in San Diego, tops this list with the largest team on record.
Which city in the United States has the most inbound marketing staffing companies?
New York leads the United States with 137 headquartered companies, followed by Austin (57) and Los Angeles (57). San Diego has 35.
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 68 verified decision-maker contacts tracked across these 35 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 28, 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 Smart Search, 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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