Company lists · Data refreshed September 2026

Top 25 Cybersecurity law firms based in Washington, United States

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

Compiled by the RevenueBase Data Team Data refreshed Sep 10, 2026 65 companies tracked

RevenueBase identified 65 cybersecurity law firms headquartered in Washington, United States as of September 2026 and tracks 726 professional contacts across them, including 392 with verified work emails and 386 with mobile numbers. New York is the largest hub.

This list covers cybersecurity law firms headquartered in Washington, 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 10, 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 10, 2026 86% judged on-target in blind review

65Companies

726Contacts tracked

392Verified emails

386Mobile numbers

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The 25 largest cybersecurity law firms based in Washington, United States

Ranked by team size

Top 25 of 65 cybersecurity law firms based in Washington, United States, ranked by team size, largest first. Data refreshed Sep 10, 2026. RevenueBase Smart Search rates how each company's information relates to cybersecurity 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	Wilkinson Barker Knauer, LLP	Partial evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	51-200	138 contacts →
	Partial evidence “With offices in Washington, DC, Denver, Colorado, and Austin, Texas, Wilkinson Barker Knauer (WBK) is the nation’s largest stand-alone communications and technology law firm.” Source: RevenueBase Database · checked Sep 10, 2026
2	Shorepoint INC	Partial evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	n/a	106 contacts →
	Partial evidence “ShorePoint recognizes that cybersecurity is the challenge of our generation.” Source: RevenueBase Database · checked Sep 10, 2026
3	Redlattice, INC	Partial evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	501-1,000	75 contacts →
	Partial evidence “REDLattice™ is a U.S-owned global defense tech company delivering preeminent digital access for its customers within the global intelligence community, law enforcement, and…” Source: RevenueBase Database · checked Sep 10, 2026
4	Zwillgen	Partial evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	51-200	72 contacts →
	Partial evidence “ZwillGen is a boutique law firm specializing in technology and privacy law.” Source: RevenueBase Database · checked Sep 10, 2026
5	Idiscovery Solutions	Indirect evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	11-50	58 contacts →
	Indirect evidence “iDS is a strategic consulting, technology, and expert services firm.” Source: RevenueBase Database · checked Sep 10, 2026
6	Verasafe	Indirect evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	51-200	55 contacts →
	Indirect evidence “VeraSafe’s mission is to provide the world’s best privacy and data protection advice, with a human touch.” Source: RevenueBase Database · checked Sep 10, 2026
7	Good Harbor Security Risk Management	Indirect evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	11-50	24 contacts →
	Indirect evidence “Good Harbor Security Risk Management, LLC advises Boards, CEOs, CISOs and other corporate executives, investment professionals, and government leaders on managing cyber risk.” Source: RevenueBase Database · checked Sep 10, 2026
8	Ifrah LAW	Partial evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	11-50	18 contacts →
	Partial evidence “Ifrah Law operates at the cutting edge of matters involving the intersection of business and the internet.” Source: RevenueBase Database · checked Sep 10, 2026
9	The Teneo Group	Indirect evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	11-50	16 contacts →
	Indirect evidence “Keeping your operations moving and your network secure is our priority because we know that’s your priority.” Source: RevenueBase Database · checked Sep 10, 2026
10	The Efiia Group	Partial evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	11-50	16 contacts →
	Partial evidence “The Efiia Group delivers cybersecurity solutions for Government.” Source: RevenueBase Database · checked Sep 10, 2026
11	Lutzker & Lutzker LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	1-10	10 contacts →
	Indirect evidence “In 1998 Arnold Lutzker and Susan Lutzker founded Lutzker & Lutzker LLP with the vision of a small, dynamic practice that would specialize in digital age legal issues affecting the…” Source: RevenueBase Database · checked Sep 10, 2026
12	Zeroday LAW	Strong evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	1-10	8 contacts →
	Strong evidence “A Cybersecurity and privacy law firm.” Source: RevenueBase Database · checked Sep 10, 2026
13	Apavo Corporation	Partial evidence	Washington, United StatesHQ checked Sep 10, 2026	11-50	8 contacts →
	Partial evidence “Apavo is a mission-driven cybersecurity firm specializing in compliance-heavy security execution and operational security support for DoD and Intelligence Community environments.” Source: RevenueBase Database · checked Sep 10, 2026
14	RAJ Ferber Pllc	Strong evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	1-10	5 contacts →
	Strong evidence “Raj Ferber PLLC is a Washington, D.C-based boutique law firm that helps companies prepare for, manage, and recover from cybersecurity incidents and other business compromise risks.” Source: RevenueBase Database · checked Sep 10, 2026
15	Wilson Consulting Group LLC	Partial evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	11-50	5 contacts →
	Partial evidence “Wilson Consulting Group is an innovative global cybersecurity consulting firm headquartered in Washington D.C, with a European office in London, England.” Source: RevenueBase Database · checked Sep 10, 2026
16	CNK Solutions Group	Indirect evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	11-50	4 contacts →
	Indirect evidence “Leading the way to redesigning cyber security program and risk management with legal-regulatory cross-functional strategic risk-based solutions.” Source: RevenueBase Database · checked Sep 10, 2026
17	Principia Raid	Indirect evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	11-50	3 contacts →
	Indirect evidence “principia/RAID was founded with a single mission: Help our clients be their most successful, creative, ground-breaking and big-picture selves without having to worry about the…” Source: RevenueBase Database · checked Sep 10, 2026
18	Bruch Hanna LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	1-10	2 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 10, 2026
19	Cassidy LAW Pllc	Indirect evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	1-10	2 contacts →
	Indirect evidence “We work with pioneering organizations who move fast, think big, and solve hard problems.” Source: RevenueBase Database · checked Sep 10, 2026
20	Williams Infosec LLC	Indirect evidence	Washington, United StatesHQ checked Sep 10, 2026	11-50	2 contacts →
	Indirect evidence “Cyber Security Firm” Source: RevenueBase Database · checked Sep 10, 2026
21	Lehman Nilon & Associates, LLC	Partial evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	1-10	2 contacts →
	Partial evidence “Federal, State & Local Support - Over 40 years of experience in all aspects of intellectual property, privacy, and media law and policy.” Source: RevenueBase Database · checked Sep 10, 2026
22	Seldenlindeke LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	1-10	1 contacts →
	Indirect evidence “At SeldenLindeke, our mission is to deliver the most effective regulatory legal advice to our clients, underpinned by the unique expertise of our team.” Source: RevenueBase Database · checked Sep 10, 2026
23	The JMB Consulting Group, LLC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	1-10	1 contacts →
	Indirect evidence “The JMB Consulting Group, LLC is a Native American and woman-owned small business based in the District of Columbia, Maryland, and Virginia started by a Certified Information…” Source: RevenueBase Database · checked Sep 10, 2026
24	Ubias LAW Pllc	Indirect evidence	Washington, United StatesHQ checked Sep 10, 2026	1-10	1 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 10, 2026
25	Cybersecurity Blocks	Indirect evidence	Washington, DC, United StatesHQ checked Sep 10, 2026	1-10	1 contacts →
	Indirect evidence “Stop losing Enterprise deals to 500-row security questionnaires.” Source: RevenueBase Database · checked Sep 10, 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: cybersecurity 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 cybersecurity law firms.
Partial evidence: Its own public description names part of cybersecurity law firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name cybersecurity 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 65 cybersecurity law firms based in Washington, United States

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Cybersecurity law firms based in Washington, United States at a glance

As of Sep 10, 2026

54.0%Verified-email coverage

53.2%Mobile-number coverage

11.2Average contacts per company

1-10Median size (employees)

110.8%Largest-city concentration · New York

Sep 10, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 12.0d

3620–30

2631–60

061–90

190–180

3180+

Company record updated

Median 48.0d

00–30

43831–60

19361–90

5590–180

40180+

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 cybersecurity 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 Washington, United States whose own description of what they do matches “cybersecurity 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 cybersecurity 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 cybersecurity law firms, and records with no verified work email. Companies headquartered outside Washington 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, 392 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 10, 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.

Cybersecurity 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 cybersecurity 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 cybersecurity law firms are there based in Washington, United States?

RevenueBase identified 65 cybersecurity law firms headquartered in Washington, 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?

Wilkinson Barker Knauer, LLP, headquartered in Washington, tops this list with the largest team on record.

Which city has the most cybersecurity law firms?

New York leads with 72 headquartered companies, followed by Washington (59) and Austin (48).

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 392 verified decision-maker contacts tracked across these 65 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 10, 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.