Company lists · Data refreshed September 2026
Top 25 Foreign investment law firms based in San Diego, United States
RevenueBase identified 51 foreign investment law firms headquartered in San Diego, United States as of September 2026 and tracks 403 professional contacts across them, including 178 with verified work emails. Across the United States, New York is the largest hub for this category (407 companies); San Diego has 51.
This list covers foreign investment law firms 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 25 largest foreign investment law firms based in San Diego, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 100 contacts → | ||||
Indirect evidence “Since our founding in 1948, Seltzer Caplan McMahon Vitek has dedicated itself to serving as advocates for our clients and our community.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 37 contacts → | ||||
Partial evidence “The Sapochnick Law Firm is a firm wholly dedicated to US and Global immigration law and the highest personal and ethical standard of client service.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 19 contacts → | ||||
Partial evidence “At Witham Mahoney & Abbott, we are helping clients build strong businesses, make sound investments, and ensure their professional and personal interests are protected along the…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 18 contacts → | ||||
Indirect evidence “Strong cross-border relationships.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 17 contacts → | ||||
Partial evidence “Jacko Law Group, PC is a dedicated team of professionals with broad and extensive backgrounds in the securities, corporate and financial industries.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 13 contacts → | ||||
Partial evidence “We are a CLIENT-CENTERED, VALUE-GUIDED, and RESULTS-DRIVEN law firm dedicated to delivering solutions in the areas of immigration, business and employment law.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 12 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 11 contacts → | ||||
Partial evidence “Zisser Customs Law Group, PC is a leading U.S.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 6 contacts → | ||||
Partial evidence “California Attorneys for Comprehensive Business and Real Estate Matters Many legal professionals offer just one service or focus mainly on one type of law.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 6 contacts → | ||||
Partial evidence “As a premier California-based business,contract and tax law firm, we take great pride in offering our clients the highest level of expertise and service.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 6 contacts → | ||||
Partial evidence “Panakos Law, APC is a business-focused law practice that provides legal advice and dispute resolution services to emerging companies, privately-held corporations, select…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 5 contacts → | ||||
Indirect evidence “OUR PRACTICE HAS NO BORDERS If your business needs span across the border, the International Practice Group can serve as your bridge.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 5 contacts → | ||||
Partial evidence “Rose Bowlus Law is a boutique law firm specializing in securities, commodities and financial services laws and transactions for businesses of all sizes and sophistications.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 4 contacts → | ||||
Partial evidence “Optima Law Group is a full-service, business- and technology-focused law firm located in the La Jolla, California and Boulder, Colorado, with over one hundred collective years of…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 4 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 3 contacts → | ||||
Indirect evidence “POTENTE serves as general counsel and professional consultants for companies and investors in a variety of industries, including hospitality (restaurants and hotels), media and…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 3 contacts → | ||||
Indirect evidence “Thomas G.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 3 contacts → | ||||
Indirect evidence “Cross-Border Counselor L.L.P.("CBC") was formed for the purpose of helping companies with their most challenging cross-border legal matters.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 3 contacts → | ||||
Partial evidence “At the Law Offices of Tammy Sumontha, we uniquely distinguish ourselves as a dedicated immigration law firm who provides immigration counseling in all immigration matters.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 2 contacts → | ||||
Indirect evidence “Bashir is one of the most well-known and respected lawyers in southern California.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 contacts → | ||||
Indirect evidence “Simple or difficult circumstances are our areas of expertise.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2 contacts → | ||||
Indirect evidence “If you’re a business owner, there are many aspects to consider.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1 contacts → | ||||
Partial evidence “Andres Lemons Law provides high quality immigration and nationality legal services.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Indirect evidence “Legal and business consultant for inbound to China, IP emphasis” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Partial evidence “Black + Deen, LLP is a full-service law San Diego law firm 100% committed to our clients no matter what.” 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: foreign investment law firms. 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 foreign investment law firms.
- Partial evidence
- Its own public description names part of foreign investment law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name foreign investment law firms. 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 51 foreign investment law firms based in San Diego, United States
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 178 reachable decision-makers.
Free signup · no credit card
Foreign investment law firms 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 51 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 foreign investment law firms, 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 “foreign investment law firms”. 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 foreign investment law firms), 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 foreign investment law firms, 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, 178 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.
Foreign investment law firms by metro in the United States
- Foreign investment law firms in New York407
- Foreign investment law firms in Washington168
- Foreign investment law firms in Miami160
- Foreign investment law firms in Los Angeles121
- Foreign investment law firms in Houston114
- Foreign investment law firms in Chicago110
- Foreign investment law firms in Dallas66
- Foreign investment law firms in San Francisco65
- Foreign investment law firms in Atlanta63
- Foreign investment law firms in Coral Gables48
- Foreign investment law firms in Philadelphia47
- Foreign investment law firms in Austin46
- Foreign investment law firms in Boston44
- Foreign investment law firms in Denver41
- Foreign investment law firms in Seattle41
- Foreign investment law firms in Orlando40
- Foreign investment law firms in Irvine39
- Foreign investment law firms in Phoenix26
- Foreign investment law firms in Tampa26
- Foreign investment law firms in Columbus25
- Foreign investment law firms in Fort Lauderdale25
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 foreign investment law firms, 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 foreign investment law firms are there based in San Diego, United States?
RevenueBase identified 51 foreign investment law firms 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?
Seltzer Caplan Mcmahon Vitek, headquartered in San Diego, tops this list with the largest team on record.
Which city in the United States has the most foreign investment law firms?
New York leads the United States with 407 headquartered companies, followed by Washington (168) and Miami (160). San Diego has 51.
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 178 verified decision-maker contacts tracked across these 51 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.
Ready to reach these companies? Verified emails and direct dials for all 51 foreign investment law firms based in San Diego, United States. Start with a free account, no credit card.
Download this list →Related lists
Foreign investment law firms by geography
- Foreign investment law firms based in Tirana, Albania
- Foreign investment law firms based in Buenos Aires, Argentina
- Foreign investment law firms based in Yerevan, Armenia
- Foreign investment law firms based in Melbourne, Australia
- Foreign investment law firms based in Sydney, Australia
- Foreign investment law firms based in Vienna, Austria
- Foreign investment law firms based in Wien, Austria
- Foreign investment law firms based in Brussels, Belgium
- Foreign investment law firms based in Barueri, Brazil
- Foreign investment law firms based in Bauru, Brazil
- Foreign investment law firms based in Belo Horizonte, Brazil
- Foreign investment law firms based in Blumenau, Brazil
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Foreign investment law firms based in Tirana, Albania
- Foreign investment law firms based in Buenos Aires, Argentina
- Foreign investment law firms based in Yerevan, Armenia
- Foreign investment law firms based in Melbourne, Australia
- Foreign investment law firms based in Sydney, Australia
- Foreign investment law firms based in Vienna, Austria