Company lists · Data refreshed September 2026

Top 17 Insurance law firms based in Rockville, United States

RevenueBase identified 31 insurance law firms headquartered in Rockville, United States as of September 2026 and tracks 202 professional contacts across them, including 102 with verified work emails. New York is the largest hub.

This list covers insurance law firms headquartered in Rockville, 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 3, 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 3, 2026 86% judged on-target in blind review
31Companies
202Contacts tracked
102Verified emails
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The 17 largest insurance law firms based in Rockville, United States

Ranked by team size
Top 17 of 31 insurance law firms based in Rockville, United States, ranked by team size, largest first. Data refreshed Sep 3, 2026. Evidence rates how directly each company's own description names insurance 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
1Rockville, MD, United StatesHQ checked Sep 3, 202611-5034

“The attorneys at Armstrong, Donohue, Ceppos, Vaughan & Rhoades, Chartered have focused on healthcare, professional liability, licensing, and personal injury litigation for over…”

Source: company website · checked Sep 3, 2026
2
Budow And Noble, P.CPartial evidence
Rockville, MD, United StatesHQ checked Sep 3, 202611-5020

“The law firm of Budow and Noble, P.C, is well recognized in Maryland and the District of Columbia as a leader in the field of civil litigation.”

Source: company website · checked Sep 3, 2026
3Rockville, MD, United StatesHQ checked Sep 3, 202611-5012

“Walker, Murphy & Nelson, LLP is a civil litigation firm representing health care providers and other litigants throughout Maryland and the District of Columbia.”

Source: company website · checked Sep 3, 2026
4
RLG LAWPartial evidence
Rockville, MD, United StatesHQ checked Sep 3, 202611-5010

“At RLG Law, we provide effective legal representation with integrity, professionalism and unparalleled commitment to the interests of our clients.”

Source: company website · checked Sep 3, 2026
5Rockville, MD, United StatesHQ checked Sep 3, 202611-5010

“Founded in 1987, Ethridge Quinn is a dedicated litigation powerhouse in the Maryland and Washington D.C.”

Source: company website · checked Sep 3, 2026
6
Samek & Flynn, LLCIndirect evidence
Rockville, MD, United StatesHQ checked Sep 3, 20261-109

“We offer clients creative, competent, and compliant solutions to business and legal issues.”

Source: company website · checked Sep 3, 2026
7
The Spencer Firm, LLCIndirect evidence
Rockville, MD, United StatesHQ checked Sep 3, 20261-109
Source: company website · checked Sep 3, 2026
8
Werther & Mills, LLCIndirect evidence
Rockville, MD, United StatesHQ checked Sep 3, 20261-107

“Werther & Mills, LLC is a construction contracts and litigation boutique with offices in Alexandria, Virginia; Rockville, Maryland; and Washington, DC.”

Source: company website · checked Sep 3, 2026
9Rockville, MD, United StatesHQ checked Sep 3, 202611-507
Source: company website · checked Sep 3, 2026
10
Dross Berman LLCIndirect evidence
Rockville, MD, United StatesHQ checked Sep 3, 202611-506

“Dross Berman LLC is a company based out of Rockville Pike #500, Rockville, Maryland, United States.”

Source: company website · checked Sep 3, 2026
11
The Rezvani LAW Firm LLCIndirect evidence
Rockville, MD, United StatesHQ checked Sep 3, 20261-105

“We offer litigation, alternative dispute resolution and transactional services to clients throughout the country.”

Source: company website · checked Sep 3, 2026
12
Mcgann Hughes GratzIndirect evidence
Rockville, MD, United StatesHQ checked Sep 3, 202611-504

“Competent counsel on your side can make all the difference.”

Source: company website · checked Sep 3, 2026
13Rockville, MD, United StatesHQ checked Sep 3, 20261-103

“Located outside of Washington, D.C, in Rockville, Maryland, Hoffman Employment Law, LLC provides experienced and dedicated legal representation to individuals and businesses with…”

Source: company website · checked Sep 3, 2026
14Rockville, MD, United StatesHQ checked Sep 3, 20261-103

“Saboura, Goldman & Colombo, P.C.(the “Firm”) is an AV™ rated litigation firm providing experienced representation to corporate, individual and insurance clients in all state and…”

Source: company website · checked Sep 3, 2026
15
Momentum LawyersIndirect evidence
Rockville, MD, United StatesHQ checked Sep 3, 20261-102

“Shouldn't your business be represented by a firm that understands business?”

Source: company website · checked Sep 3, 2026
16Rockville, MD, United StatesHQ checked Sep 3, 20261-102

“Lowe-Tillson is a full service family-owned and operated independent insurance brokerage that is located in Montgomery County, Maryland.”

Source: company website · checked Sep 3, 2026
17
Vine LAW Firm, LLCPartial evidence
Rockville, MD, United StatesHQ checked Sep 3, 20261-101

“Vine Law Firm, LLC located in Rockville Town Center, is built on the concept that a client's interests can best be advanced through experienced and aggressive, yet cost-effective…”

Source: company website · checked Sep 3, 2026

Showing 17 of 31 insurance law firms based in Rockville, United States

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Insurance law firms based in Rockville, United States at a glance

As of Sep 3, 2026
1-10Median size (employees)
New YorkLargest hub · 778 HQs
Contacts with mobile numbers
Sep 3, 2026Data refreshed

Companies by employee count

1-10
21
11-50
10

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 Rockville, over 31 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 insurance 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 Rockville, United States whose own description of what they do matches “insurance 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 insurance law firms, and records with no verified work email. Companies headquartered outside Rockville 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, 102 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 3, 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.

Insurance law firms by metro in the United States

Frequently asked

How many insurance law firms are there based in Rockville, United States?

RevenueBase identified 31 insurance law firms headquartered in Rockville, 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?

Armstrong, Donohue, Ceppos, Vaughan & Rhoades, Chartered, headquartered in Rockville, tops this list with the largest team on record.

Which city has the most insurance law firms?

New York leads with 778 headquartered companies, followed by Houston (524) and Chicago (492).

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 102 verified decision-maker contacts tracked across these 31 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 3, 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 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.