Company lists · Data refreshed September 2026

Top 25 Mergers and acquisitions law firms based in San Diego, United States

RevenueBase identified 49 mergers and acquisitions law firms headquartered in San Diego, United States as of September 2026 and tracks 295 professional contacts across them, including 142 with verified work emails. New York is the largest hub.

This list covers mergers and acquisitions 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, 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.

How to read this list HQ checked on every row Match evidence on every row Refreshed Sep 5, 2026 86% judged on-target in blind review
49Companies
295Contacts tracked
142Verified emails
Unlock all 49 companies Free signup · no credit card · 500 free credits

The 25 largest mergers and acquisitions law firms based in San Diego, United States

Ranked by team size
Top 25 of 49 mergers and acquisitions law firms based in San Diego, United States, ranked by team size, largest first. Data refreshed Sep 5, 2026. Evidence rates how directly each company's own description names mergers and acquisitions law firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1San Diego, CA, United StatesHQ checked Sep 5, 202611-5043

“Founded in 1978, Duckor Metzger & Wynne, A Professional Law Corporation (DMW) is an AV-rated, full-service, San Diego-based law firm representing clients across a broad range of…”

Source: company website · checked Sep 5, 2026
2San Diego, CA, United StatesHQ checked Sep 5, 202611-5032

“When it comes to a commercial real estate transaction, a lot can go wrong.”

Source: company website · checked Sep 5, 2026
3San Diego, CA, United StatesHQ checked Sep 5, 20261-1019

“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: company website · checked Sep 5, 2026
4
Jacko LAW GroupPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 202611-5017

“Jacko Law Group, PC is a dedicated team of professionals with broad and extensive backgrounds in the securities, corporate and financial industries.”

Source: company website · checked Sep 5, 2026
5
Ensunet Technology GroupIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 202611-5017

“Ensunet Technology Group – Your M&A diligence and transaction lifecycle integration and optimization technology experts.”

Source: company website · checked Sep 5, 2026
6
Bainbridge Capital AdvisoryIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 202611-5017

“Bainbridge Capital is a premiere M&A advisory firm that uses a tech-enabled process to deliver fully qualified off-market deal flow and delivers transactional advice to private…”

Source: company website · checked Sep 5, 2026
7San Diego, CA, United StatesHQ checked Sep 5, 202611-5016

“Shustak Reynolds & Partners, P.C, is a specialty law firm with a national practice focused on securities, corporate and business law.”

Source: company website · checked Sep 5, 2026
8
Shoreline Partners, LLCStrong evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-1013

“Shoreline Partners is a Mergers and Acquisitions Advisory firm serving private owners of lower middle market businesses.”

Source: company website · checked Sep 5, 2026
9
Gateway Partners, INCStrong evidence
San Diego, CA, United StatesHQ checked Sep 5, 202611-509

“Gateway Partners, Inc.("GPI") is a specialized buy-side mergers and acquisitions firm serving the middle market.”

Source: company website · checked Sep 5, 2026
10
Purdy & Bailey, LLPPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-106

“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: company website · checked Sep 5, 2026
11
Panakos Law, APCPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-106

“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: company website · checked Sep 5, 2026
12
Disclosure LAW GroupPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-105

“Disclosure Law Group (DLG) is a different kind of law firm, focused principally on representing public companies and institutional investors in connection with extraordinary…”

Source: company website · checked Sep 5, 2026
13
Rose Bowlus LAWPartial evidence
San Diego, United StatesHQ checked Sep 5, 20261-105

“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: company website · checked Sep 5, 2026
14San Diego, CA, United StatesHQ checked Sep 5, 20261-104

“We are business lawyers who guide and support entrepreneurs, startups and growth companies with corporate law and transactional legal services.”

Source: company website · checked Sep 5, 2026
15
The Magnolia FirmIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 202611-504

“The Magnolia Firm is an M&A advisory firm built by founders, for founders.”

Source: company website · checked Sep 5, 2026
16
Azimuth M&a AdvisorsStrong evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-103

“Azimuth M&A Advisors is an integrated independent mergers and acquisitions (M&A) advisory and wealth management firm that advises and guides CEOs / business owners of middle…”

Source: company website · checked Sep 5, 2026
17
Thomas Gennaro LAWIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-103

“Thomas G.”

Source: company website · checked Sep 5, 2026
18
It911now.com, LLCIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-102

“Simple or difficult circumstances are our areas of expertise.”

Source: company website · checked Sep 5, 2026
19
BG Titan GroupIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-102

“Bg Titan Group is a company based out of 350 10th Ave, San Diego, California, United States.”

Source: company website · checked Sep 5, 2026
20
DE Castro, PCPartial evidence
San Diego, United StatesHQ checked Sep 5, 20261-102

“de Castro, PC is a business and corporate law firm, representing clients in high stakes litigation and sophisticated transactions.”

Source: company website · checked Sep 5, 2026
21San Diego, CA, United StatesHQ checked Sep 5, 20261-102

“If you’re a business owner, there are many aspects to consider.”

Source: company website · checked Sep 5, 2026
22San Diego, CA, United StatesHQ checked Sep 5, 20261-102

“The firm has offices in Chicago and San Diego, and represents clients in a host of transactional matters, including corporate formation, venture capital and private placement…”

Source: company website · checked Sep 5, 2026
23
Gallagher Krich, APCPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-101

“When you meet with us, you will find the unique blend of a Small-Business Law Firm with a Big-Business Mentality.”

Source: company website · checked Sep 5, 2026
24
Hustler Capital LLCIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-101

“Hustler Capital LLC is a San Diego based firm that focuses on helping its clients through financial consulting, including: Mid Market Debt Underwriting and Placement, M&A…”

Source: company website · checked Sep 5, 2026
25San Diego, CA, United StatesHQ checked Sep 5, 20261-101

“Most legal problems are not legal problems.”

Source: company website · checked Sep 5, 2026

Showing 25 of 49 mergers and acquisitions 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 142 reachable decision-makers.

Free signup · no credit card

See all 49 companies

Mergers and acquisitions law firms based in San Diego, United States at a glance

As of Sep 5, 2026
1-10Median size (employees)
New YorkLargest hub · 325 HQs
Contacts with mobile numbers
Sep 5, 2026Data refreshed

Companies by employee count

1-10
40
11-50
8
51-200
1

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 49 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 mergers and acquisitions law firms, 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 “mergers and acquisitions law firms”. 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 mergers and acquisitions 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 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, 142 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.

Frequently asked

How many mergers and acquisitions law firms are there based in San Diego, United States?

RevenueBase identified 49 mergers and acquisitions 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?

Duckor Metzger & Wynne, Aplc, headquartered in San Diego, tops this list with the largest team on record.

Which city has the most mergers and acquisitions law firms?

New York leads with 325 headquartered companies, followed by Chicago (126) and Los Angeles (112).

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 142 verified decision-maker contacts tracked across these 49 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.

Ready to reach these companies? Verified emails and direct dials for all 49 mergers and acquisitions law firms based in San Diego, United States. Start with a free account, no credit card.

Get the full list

Related lists

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.