Company lists · Data verified August 2026

Top 25 Data consulting firms based in the United States

Name: Data 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 4,769 companies tracked

There are 4,769 data consulting firms headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 134,984 professional contacts across them, including 45,986 with verified work emails and 22,438 with mobile numbers. New York is the largest hub.

This list covers data 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.

4,769Companies

134,984Contacts tracked

45,986Verified emails

22,438Mobile numbers

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The 25 largest data consulting firms based in the United States

Ranked by team size

Top 25 of 4,769 data 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	EXL	Jersey City, NJ	10001+	40,360	11,382
2	ZS	Philadelphia, PA	10001+	17,029	9,597
3	Tredence INC	San Jose, CA	1,001-5,000	3,875	2,028
4	MU Sigma INC	Austin, TX	1,001-5,000	3,761	666
5	SG Analytics	New York, NY	1,001-5,000	1,950	898
6	Syniti	Needham, MA	1,001-5,000	1,634	873
7	Data Axle	Dallas, TX	1,001-5,000	1,082	642
8	Analytix Solutions	Woburn, MA	501-1,000	651	263
9	Alation	Redwood City, CA	501-1,000	638	314
10	Apptad	Chandler, AZ	1,001-5,000	514	8
11	Infogroup	Portland, OR	1,001-5,000	480	87
12	Actian	Round Rock, TX	501-1,000	466	244
13	Wavicle Data Solutions	Oak Brook, IL	501-1,000	465	213
14	Clairvoyant	Richardson, TX	501-1,000	390	58
15	Enquero	Milpitas, CA	501-1,000	379	2
16	Kopius	Kirkland, WA	501-1,000	315	179
17	Brickred Systems	Redmond, WA	501-1,000	269	55
18	ZEN & ART	Charlotte, NC	501-1,000	239	80
19	Lovelytics	New York, NY	501-1,000	223	119
20	Contata	Minneapolis, MN	501-1,000	168	32
21	Datafactz	Northville, MI	501-1,000	126	30
22	Pantheon Data	Washington, DC	501-1,000	124	34
23	SDG Group USA	Bedminster, NJ	1,001-5,000	113	58
24	Nowvertical Group INC	n/a	501-1,000	84	41
25	Ardor IT Systems LLC	Charlotte, NC	501-1,000	61	6

Showing 25 of 4,769 data consulting firms based in the United States

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Data consulting firms based in the United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 266 HQs

22,438Contacts with mobile numbers

82Emails re-verified in last 30 days

Companies by employee count

1-10

3,143

11-50

1,110

51-200

374

201-500

501-1,000

1,001-5,000

10001+

Data consulting firms by metro

Metro	Companies
Data consulting firms in New York	266
Data consulting firms in Chicago	137
Data consulting firms in Austin	122
Data consulting firms in Atlanta	119
Data consulting firms in Los Angeles	93
Data consulting firms in San Francisco	92
Data consulting firms in Dallas	87

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 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; 82 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 consulting firms are there based in the United States?

There are 4,769 data consulting firms headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

EXL, headquartered in Jersey City, tops this list with the largest team on record.

Which city has the most data consulting firms?

New York leads with 266 headquartered companies, followed by Chicago (137) and Austin (122).

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 45,986 verified decision-maker contacts tracked across these 4,769 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.