Company lists · Data refreshed September 2026

Top 25 Niche law firms based in San Francisco, United States

Name: Niche law firms based in San Francisco, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 14, 2026 89 companies tracked

RevenueBase identified 89 niche law firms headquartered in San Francisco, United States as of September 2026 and tracks 4,568 professional contacts across them, including 2,779 with verified work emails. New York is the largest hub.

This list covers niche law firms headquartered in San Francisco, 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 14, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 14, 2026 86% judged on-target in blind review

89Companies

4,568Contacts tracked

2,779Verified emails

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The 25 largest niche law firms based in San Francisco, United States

Ranked by team size

Top 25 of 89 niche law firms based in San Francisco, United States, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to niche law firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Morrison Foerster	Indirect evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	1,001-5,000	2,667 contacts →
	Indirect evidence “Morrison Foerster transforms complexity into advantage.” Source: RevenueBase Database · checked Sep 14, 2026
2	Rimon PC	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	201-500	308 contacts →
	Partial evidence “Rimon is a highly selective entrepreneurial firm that combines the dynamic client service, teamwork and agility of a high-end boutique law firm with the deep multidisciplinary…” Source: RevenueBase Database · checked Sep 14, 2026
3	Farella Braun Martel LLP	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	201-500	250 contacts →
	Partial evidence “Farella Braun + Martel LLP is a leading Northern California law firm representing corporate and private clients in sophisticated business and real estate transactions and complex…” Source: RevenueBase Database · checked Sep 14, 2026
4	Coblentz Patch Duffy & Bass LLP	Indirect evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	51-200	200 contacts →
	Indirect evidence “Like most respected firms, we have many ways to tout our skill, our experience, and our results.” Source: RevenueBase Database · checked Sep 14, 2026
5	Shartsis Friese LLP	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	51-200	89 contacts →
	Partial evidence “Shartsis Friese LLP is one of San Francisco’s leading law firms.” Source: RevenueBase Database · checked Sep 14, 2026
6	Braunhagey & Borden LLP	Indirect evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	11-50	87 contacts →
	Indirect evidence “BraunHagey & Borden LLP is the nation’s leading bi-coastal litigation boutique.” Source: RevenueBase Database · checked Sep 14, 2026
7	Sideman & Bancroft LLP	Indirect evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	51-200	83 contacts →
	Indirect evidence “Some of the largest companies in the world, and some of the wealthiest families in America, value and respect the service, creativity, and commitment of the attorneys of Sideman &…” Source: RevenueBase Database · checked Sep 14, 2026
8	Bartko LLP	Indirect evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	51-200	66 contacts →
	Indirect evidence “Bartko LLP is a mid-size firm dedicated to strategic representation of clients in California, nationally and abroad.” Source: RevenueBase Database · checked Sep 14, 2026
9	SSL LAW Firm LLP	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	51-200	62 contacts →
	Partial evidence “From inception, SSL has embraced an innovative law firm model that has enabled us to provide extraordinary service to our clients at lower hourly rates.” Source: RevenueBase Database · checked Sep 14, 2026
10	Rogers Joseph O'donnell	Indirect evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	51-200	61 contacts →
	Indirect evidence “Rogers Joseph O'Donnell is a litigation boutique founded in 1981 by a group of attorneys who believed - and continue to believe - that smaller is smarter.” Source: RevenueBase Database · checked Sep 14, 2026
11	Howard Rice	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	501-1,000	36 contacts →
	Partial evidence “Howard Rice Nemerovski Canady Falk & Rabkin, P.C, is a San Francisco law firm with leading national and international practices, representing entities and individuals across a…” Source: RevenueBase Database · checked Sep 14, 2026
12	Folger Levin LLP	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	11-50	30 contacts →
	Partial evidence “We are a boutique full-service law firm based in San Francisco, California.” Source: RevenueBase Database · checked Sep 14, 2026
13	Lloyd & Mousilli	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	11-50	25 contacts →
	Partial evidence “We are a boutique law firm specializing in intellectual property, technology law and related litigation.” Source: RevenueBase Database · checked Sep 14, 2026
14	Inventus LAW	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	11-50	22 contacts →
	Partial evidence “Inventus is an innovative global law firm which provides superior legal services to entrepreneurs, startups, and mid-sized companies.” Source: RevenueBase Database · checked Sep 14, 2026
15	Pranger LAW PC	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	11-50	21 contacts →
	Partial evidence “Pranger Law PC is a premier boutique law firm specializing in Intellectual Property, Promotions, and Advertising law services.” Source: RevenueBase Database · checked Sep 14, 2026
16	GBG LLP	Indirect evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	11-50	18 contacts →
	Indirect evidence “GBG LLP is an employment boutique firm dedicated to client excellence, practical advice and aggressive trial and complex litigation defense.” Source: RevenueBase Database · checked Sep 14, 2026
17	Barg Coffin Lewis & Trapp, LLP	Indirect evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	11-50	17 contacts →
	Indirect evidence “On April 28, 2025, the attorneys and staff of Barg Coffin Lewis & Trapp, LLP joined Beveridge & Diamond, PC.” Source: RevenueBase Database · checked Sep 14, 2026
18	Saber LAW Group	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	11-50	16 contacts →
	Partial evidence “Saber Law Group is women- and minority-owned boutique employment law and litigation firm based in San Francisco.* Saber attorneys hit the ground running with deep bench expertise…” Source: RevenueBase Database · checked Sep 14, 2026
19	Emran LAW Firm	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	11-50	14 contacts →
	Partial evidence “Emran Law Firm represents an array of clients with a host of diverse business and legal needs.” Source: RevenueBase Database · checked Sep 14, 2026
20	Weaver Schlenger LLP	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	11-50	13 contacts →
	Partial evidence “Weaver Schlenger LLP is a women-owned boutique business immigration law firm.” Source: RevenueBase Database · checked Sep 14, 2026
21	Watanabe	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	1-10	12 contacts →
	Partial evidence “Watanabe Schwartz specializes in the representation of law firm partners and practice groups seeking new affiliations.” Source: RevenueBase Database · checked Sep 14, 2026
22	VAN Voorhis & Sosna LLP	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	11-50	11 contacts →
	Partial evidence “Van Voorhis & Sosna LLP is a San Francisco–based boutique family‑law firm serving clients in San Francisco, San Mateo, Alameda, Marin, and Contra Costa counties.” Source: RevenueBase Database · checked Sep 14, 2026
23	Dillingham & Murphy, LLP	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	11-50	11 contacts →
	Partial evidence “Dillingham & Murphy, LLP is an AV-rated medium size law firm in San Francisco, California.” Source: RevenueBase Database · checked Sep 14, 2026
24	Schinner & Shain, LLP	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	1-10	10 contacts →
	Partial evidence “Schinner & Shain is a full-service law firm comprised of dynamic transactional and litigation attorneys, serving clients from its offices in San Francisco and Malibu.” Source: RevenueBase Database · checked Sep 14, 2026
25	Chan Punzalan	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 14, 2026	1-10	10 contacts →
	Partial evidence “Chan + Punzalan is a full-service law firm that provides a wide range of business counsel.” Source: RevenueBase Database · checked Sep 14, 2026

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: niche 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 niche law firms.
Partial evidence: Its own public description names part of niche law firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name niche 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 89 niche law firms based in San Francisco, United States

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Niche law firms based in San Francisco, United States at a glance

As of Sep 14, 2026

60.8%Verified-email coverage

51.3Average contacts per company

1-10Median size (employees)

483.1%Largest-city concentration · New York

Sep 14, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for San Francisco, so it is reported there. Company counts and contact totals on this page are exact for San Francisco, over 89 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 niche 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 Francisco, United States whose own description of what they do matches “niche 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 niche 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 niche law firms, and records with no verified work email. Companies headquartered outside San Francisco 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, 2,779 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 14, 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.

Niche law firms by metro in the United States

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 niche 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 niche law firms are there based in San Francisco, United States?

RevenueBase identified 89 niche law firms headquartered in San Francisco, 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?

Morrison Foerster, headquartered in San Francisco, tops this list with the largest team on record.

Which city has the most niche law firms?

New York leads with 430 headquartered companies, followed by Chicago (219) and Los Angeles (214).

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 2,779 verified decision-maker contacts tracked across these 89 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 14, 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.