Company lists · Data refreshed September 2026
Top 25 Accounting firm staff augmentation companies based in San Diego, United States
RevenueBase identified 59 accounting firm staff augmentation companies headquartered in San Diego, United States as of September 2026 and tracks 1,265 professional contacts across them, including 424 with verified work emails. New York is the largest hub.
This list covers accounting firm staff augmentation 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 27, 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 25 largest accounting firm staff augmentation companies based in San Diego, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 137 contacts → | ||||
Partial evidence “van den Boom & Associates is a life sciences focused firm that that specializes in supporting VC backed life science companies through outsourced finance, accounting, contracts…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 102 contacts → | ||||
Indirect evidence “We offer a multitude of services ranging from traditional compilations, audits, reviews and tax returns, to other specialties, such as personal financial planning, retirement plan…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 55 contacts → | ||||
Partial evidence “At PBO Advisory Group, we assess, outsource, and advise in the areas of accounting & finance, human resources, human capital consulting, and business operations to increase…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 52 contacts → | ||||
Partial evidence “Gatto, Pope & Walwick LLP is a leading San Diego-based accounting firm.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 49 contacts → | ||||
Partial evidence “Leaf & Cole, LLP is one of the largest single office accounting firms in San Diego, California - America's Finest City.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 46 contacts → | ||||
Indirect evidence “Mission: Christy White Associates’ promise to our clients is a worthwhile business relationship with responsive, trustworthy advisors and timely delivery of quality assurance…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 44 contacts → | ||||
Indirect evidence “LEVITZACKS has been providing outstanding audit, review, compilation, domestic and international tax, management information, and management advisory services since 1964.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 39 contacts → | ||||
Partial evidence “Lohman & Associates is a professional services firm that provides finance and accounting advisory services to early-stage and growing companies.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 21 contacts → | ||||
Indirect evidence “Ternio Solutions Group is a specialty enterprise technology staffing group with over 20 years of combined experience in the EPM, ERP and BI spaces.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 20 contacts → | ||||
Partial evidence “Back Office Support Solutions is an outsourced accounting and operations firm that creates a tailored approach to support each client's specific needs in accounting/bookkeeping…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 18 contacts → | ||||
Indirect evidence “A-Star Staffing has been in business since We are the warmer, friendlier alternative to the large national firms.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 17 contacts → | ||||
Partial evidence “Louis Tommasino, CPA, is a dedicated, full-service accounting firm committed to enhancing the quality and range of accounting services available to the small business sector and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 16 contacts → | ||||
Indirect evidence “Who are we?” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 14 contacts → | ||||
Partial evidence “Transition Staffing Group is an award-winning staffing agency providing Technology & Accounting/Finance staffing solutions on a Temporary, Temporary-to-Hire and Direct Hire basis.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 13 contacts → | ||||
Indirect evidence “With over a 100 years of experience, we have worked help companies focus on their core business while we streamline all the work that consumes your biggest resource, TIME!” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 12 contacts → | ||||
Partial evidence “Profitwise Accounting & Advisory is a cloud-based accounting firm helping MSPs and growth-focused businesses gain greater financial clarity, confidence, and support through…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 9 contacts → | ||||
Indirect evidence “BusinesStaff is a leading staffing firm in Southern California and works on a National level.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 9 contacts → | ||||
Indirect evidence “Our goal is to provide you with the information and tools that help you build on your success and to have a measurable positive impact on your professional and personal financial…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 7 contacts → | ||||
Partial evidence “Simplexity Services provides accounting and back-office services for startups and fast growing companies.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 6 contacts → | ||||
Partial evidence “CASHUK WISEMAN GOLDBERG BIRNBAUM & SALEM LLP is an accounting company based out of 2851 CAMINO DEL RIO SOUTH SUITE 410, SAN DIEGO, California, United States.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 5 contacts → | ||||
Partial evidence “Blum & Clark Certified Public Accountants, LLP is a full service tax and accounting firm based in San Diego, California.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 4 contacts → | ||||
Partial evidence “Matranga & Company is a San Diego CPA firm which provides a wide range of accounting services to enterprising businesses and individuals principally located in Southern California.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 4 contacts → | ||||
Partial evidence “Ted Elliott & Associates specializes in the placement of finance and accounting professionals on a permanent basis.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 3 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 3 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 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: accounting firm staff augmentation 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 accounting firm staff augmentation companies.
- Partial evidence
- Its own public description names part of accounting firm staff augmentation companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name accounting firm staff augmentation 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 25 of 59 accounting firm staff augmentation companies based in San Diego, United States
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Accounting firm staff augmentation companies based in San Diego, United States at a glance
As of Sep 27, 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 59 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 accounting firm staff augmentation 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 “accounting firm staff augmentation 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 accounting firm staff augmentation 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 accounting firm staff augmentation 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, 424 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 27, 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.
Accounting firm staff augmentation companies by metro in the United States
- Accounting firm staff augmentation companies in New York243
- Accounting firm staff augmentation companies in Houston154
- Accounting firm staff augmentation companies in Los Angeles122
- Accounting firm staff augmentation companies in Atlanta121
- Accounting firm staff augmentation companies in Chicago116
- Accounting firm staff augmentation companies in Dallas98
- Accounting firm staff augmentation companies in Miami84
- Accounting firm staff augmentation companies in Austin69
- Accounting firm staff augmentation companies in San Francisco67
- Accounting firm staff augmentation companies in San Diego59
- Accounting firm staff augmentation companies in Orlando54
- Accounting firm staff augmentation companies in Tampa49
- Accounting firm staff augmentation companies in Boston48
- Accounting firm staff augmentation companies in Denver45
- Accounting firm staff augmentation companies in Charlotte44
- Accounting firm staff augmentation companies in Irvine44
- Accounting firm staff augmentation companies in Portland43
- Accounting firm staff augmentation companies in Las Vegas42
- Accounting firm staff augmentation companies in Phoenix42
- Accounting firm staff augmentation companies in Boca Raton36
- Accounting firm staff augmentation companies in Seattle36
- Accounting firm staff augmentation companies in Jacksonville35
- Accounting firm staff augmentation companies in Indianapolis34
- Accounting firm staff augmentation companies in Columbus32
- Accounting firm staff augmentation companies in Philadelphia32
- Accounting firm staff augmentation companies in Wilmington32
- Accounting firm staff augmentation companies in Cincinnati30
- Accounting firm staff augmentation companies in Pittsburgh30
- Accounting firm staff augmentation companies in San Jose30
- Accounting firm staff augmentation companies in Washington30
- Accounting firm staff augmentation companies in Fort Lauderdale28
- Accounting firm staff augmentation companies in San Antonio27
- Accounting firm staff augmentation companies in Baltimore26
- Accounting firm staff augmentation companies in Minneapolis26
- Accounting firm staff augmentation companies in Alpharetta25
- Accounting firm staff augmentation companies in Coral Gables25
- Accounting firm staff augmentation companies in Nashville25
- Accounting firm staff augmentation companies in Scottsdale25
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 accounting firm staff augmentation 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 accounting firm staff augmentation companies are there based in San Diego, United States?
RevenueBase identified 59 accounting firm staff augmentation 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?
VAN DEN Boom & Associates LLC, headquartered in San Diego, tops this list with the largest team on record.
Which city has the most accounting firm staff augmentation companies?
New York leads with 243 headquartered companies, followed by Houston (154) and Los Angeles (122).
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 424 verified decision-maker contacts tracked across these 59 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 27, 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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