Company lists · Data verified August 2026

Top 25 Data privacy consulting firms based in the United States

Name: Data privacy consulting firms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 647 companies tracked

There are 647 data privacy consulting firms headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 5,638 professional contacts across them, including 2,490 with verified work emails and 2,452 with mobile numbers. New York is the largest hub.

This list covers data privacy consulting firms headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

647Companies

5,638Contacts tracked

2,490Verified emails

2,452Mobile numbers

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The 25 largest data privacy consulting firms based in the United States

Ranked by team size

Top 25 of 647 data privacy consulting firms based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Solomonedwards	Wayne, PA	1,001-5,000	566	179
2	Haystackid	Chicago, IL	201-500	369	251
3	Trustarc	Walnut Creek, CA	201-500	360	204
4	Mullen Coughlin LLC	Devon, PA	201-500	213	172
5	360 Advanced	St Petersburg, FL	51-200	130	84
6	Edgile	Austin, TX	51-200	125	49
7	Blackcloak	Orlando, FL	51-200	113	80
8	Mage Data	New York, NY	51-200	82	21
9	OSANO	Austin, TX	51-200	77	47
10	Datagrail	San Francisco, CA	51-200	75	45
11	Zwillgen	Washington, DC	51-200	72	62
12	KETCH	San Francisco, CA	51-200	72	45
13	IDX	Portland, OR	51-200	71	32
14	Focal Point Data Risk A CDW Company	Tampa, FL	201-500	68	39
15	Compliancepoint	Duluth, GA	51-200	52	33
16	Oaktruss Group	Dallas, TX	51-200	52	12
17	Mightyhive	San Francisco, CA	1,001-5,000	47	22
18	Bridges Consulting	Hanover, MD	51-200	46	3
19	Real Life Sciences	Wayne, PA	51-200	43	22
20	Deer Brook Consulting	Portland, ME	51-200	39	28
21	S-Nimbus	Mclean, VA	51-200	31	19
22	Sourcepoint By Didomi	New York City, NY	51-200	29	20
23	Data Affect	Ashburn, VA	51-200	29	9
24	Wavestrong, INC	San Ramon, CA	201-500	28	17
25	Security Validation Secval Mssp	Oradell, NJ	51-200	25	10

Showing 25 of 647 data privacy consulting firms based in the United States

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Data privacy consulting firms based in the United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 36 HQs

2,452Contacts with mobile numbers

6Emails re-verified in last 30 days

Companies by employee count

1-10

439

11-50

148

51-200

201-500

501-1,000

1,001-5,000

Data privacy consulting firms by metro

Metro	Companies
Data privacy consulting firms in New York	36
Data privacy consulting firms in San Francisco	29
Data privacy consulting firms in Atlanta	21
Data privacy consulting firms in Washington	19
Data privacy consulting firms in Austin	19
Data privacy consulting firms in Houston	15
Data privacy consulting firms in Chicago	13

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “data privacy consulting firms”, with match quality audited by blind human judging, and headquartered in the United States.
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: Contact records re-verify on a rolling cadence; 6 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many data privacy consulting firms are there based in the United States?

There are 647 data privacy consulting firms headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Solomonedwards, headquartered in Wayne, tops this list with the largest team on record.

Which city has the most data privacy consulting firms?

New York leads with 36 headquartered companies, followed by San Francisco (29) and Atlanta (21).

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 2,490 verified decision-maker contacts tracked across these 647 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.