Company lists · Data refreshed September 2026
Top 24 College prep organizations based in San Diego, United States
RevenueBase identified 47 college prep organizations headquartered in San Diego, United States as of September 2026 and tracks 1,401 professional contacts across them, including 392 with verified work emails. New York is the largest hub.
This list covers college prep organizations 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 19, 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 24 largest college prep organizations based in San Diego, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 802 contacts → | ||||
Indirect evidence “Art of Problem Solving (AoPS) is dedicated to discovering, inspiring, and training the next generation of problem solvers.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 207 contacts → | ||||
Indirect evidence “Mission Statement: Cathedral Catholic High School is an innovative academic community of lifelong learners grounded in the Catholic faith that prepares our graduates to live God's…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 49 contacts → | ||||
Partial evidence “At Reality Changers, we believe that college changes everything.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 36 contacts → | ||||
Partial evidence “Barrio Logan College Institute (BLCI) is a nonprofit organization that prepares underserved students to be the first in their families to go to college through after school…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 34 contacts → | ||||
Partial evidence “Cristo Rey San Diego High School (CRSD) is a nonprofit, private, college-preparatory high school with an innovative Corporate Work Study Program at the heart of its model.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 24 contacts → | ||||
Strong evidence “Nativity Prep Academy is a private-independent, all-scholarship Catholic middle school and college-preparatory program for young men and women from historically under-resourced…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 24 contacts → | ||||
Strong evidence “Hamilton Education provides exceptional test prep, tutoring and college counseling to highly motivated students.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 21 contacts → | ||||
Indirect evidence “The Aaron Price Fellows Program prepares highly motivated and diverse San Diego public high school students to be responsible, engaged and caring members of their community.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 19 contacts → | ||||
Partial evidence “Rock Academy is a college-preparatory school serving students from Pre-K through Grade 12, located in Liberty Station.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 13 contacts → | ||||
Partial evidence “The School for Entrepreneurship & Technology (SET) is a WASC-certified, college preparatory, public charter high school geared toward 21st-century scholarship-challenging the…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 13 contacts → | ||||
Indirect evidence “Passport Admissions helps students become remarkable applicants.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 10 contacts → | ||||
Partial evidence “College Planning Source has helped educate and guide families through the complicated process of preparing for higher education since 2002.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 10 contacts → | ||||
Indirect evidence “In 2022 our school was reunited two other small schools on the same site and returned to it's historic name: the San Diego High School (SDHS) SDHS is an IB World School that…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 10 contacts → | ||||
Partial evidence “Pivot Tutors offers expert in-person and online tutoring in San Diego, specializing in STEM tutoring and test prep for the SAT, ACT, ISEE, and AP exams.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 8 contacts → | ||||
Partial evidence “Mo Prep is a San Diego-based tutoring company, specializing in ACT, SAT, and academic tutoring.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 7 contacts → | ||||
Partial evidence “We help low-income, first-generation students get into college, succeed, and get jobs!” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 5 contacts → | ||||
Indirect evidence “High school is hard - we make it easy!” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 4 contacts → | ||||
Partial evidence “HBA is a private coeducational high school specializing in preparation for college admissions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 3 contacts → | ||||
Indirect evidence “The Mission of Lincoln High School is to create a school community that inspires and supports academic excellence and exceptional character.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 3 contacts → | ||||
Indirect evidence “Giant Leaps is the only online enrichment program for high school students that develops confidence, curiosity and real 21st century skills.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 contacts → | ||||
Partial evidence “Organize, Optimize, and Automate Your Path from High School to College.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2 contacts → | ||||
Indirect evidence “We believe that every high school student should have access to the information needed to determine a successful plan after high school.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1 contacts → | ||||
Partial evidence “IMAGINE: GETTING INTO COLLEGE WITHOUT THE ANXIETYTHE ANXIETY|THE HEADACHES|GOING BROKEExpert Admissions and Financial Aid Strategies to Realize Your College Dreams Student…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Partial evidence “Get your kid into college!” Source: RevenueBase Database · checked Sep 19, 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: college prep organizations. 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 college prep organizations.
- Partial evidence
- Its own public description names part of college prep organizations, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name college prep organizations. 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 24 of 47 college prep organizations based in San Diego, United States
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College prep organizations based in San Diego, United States at a glance
As of Sep 19, 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 47 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 college prep organizations, 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 “college prep organizations”. 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 college prep organizations), 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 college prep organizations, 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, 392 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 19, 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.
College prep organizations by metro in the United States
- College prep organizations in New York291
- College prep organizations in Los Angeles144
- College prep organizations in Chicago115
- College prep organizations in Houston82
- College prep organizations in San Francisco68
- College prep organizations in Washington68
- College prep organizations in Atlanta66
- College prep organizations in Miami63
- College prep organizations in Austin60
- College prep organizations in Philadelphia49
- College prep organizations in Boston48
- College prep organizations in Dallas48
- College prep organizations in San Diego47
- College prep organizations in Bronx45
- College prep organizations in Irvine41
- College prep organizations in San Jose38
- College prep organizations in Denver35
- College prep organizations in Oakland29
- College prep organizations in Phoenix28
- College prep organizations in Baltimore27
- College prep organizations in Cambridge26
- College prep organizations in Columbia26
- College prep organizations in Charlotte25
- College prep organizations in Nashville25
- College prep organizations in Orlando25
- College prep organizations in Seattle25
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 college prep organizations, 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 college prep organizations are there based in San Diego, United States?
RevenueBase identified 47 college prep organizations 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?
ART Of Problem Solving, headquartered in San Diego, tops this list with the largest team on record.
Which city has the most college prep organizations?
New York leads with 291 headquartered companies, followed by Los Angeles (144) and Chicago (115).
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 392 verified decision-maker contacts tracked across these 47 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 19, 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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