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Company lists · Data verified August 2026

Top 25 Application development consulting firms based in Chicago, United States

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 281 companies tracked

There are 281 application development consulting firms headquartered in Chicago, United States (RevenueBase, August 2026). RevenueBase tracks 4,053 professional contacts across them, including 1,074 with verified work emails and 885 with mobile numbers. New York is the largest hub.

This list covers application development consulting firms headquartered in Chicago, 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.

281Companies
4,053Contacts tracked
1,074Verified emails
885Mobile numbers
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The 25 largest application development consulting firms based in Chicago, United States

Ranked by team size
Top 25 of 281 application development consulting firms based in Chicago, United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1Comtec Information Systems ITChicago, IL501-1,00040257
2AIM Consulting GroupChicago, IL501-1,000395187
3Thoughtline TechnologiesChicago201-50027492
4RKONChicago, IL51-200164111
5Velvetech LLCChicago, IL51-2001393
6SaritasaChicago, IL51-20011647
7Kenway ConsultingChicago, IL51-20010559
8Radicle INCChicago, IL51-2009141
9Comtek InternationalChicago, IL201-500852
10Logan ConsultingChicago, IL51-2008369
11Wappnet Systems Pvt. LTDChicago, IL51-2008312
12Sotex SolutionsChicago, IL51-2007649
13Make CorporationChicago, IL51-200753
14OrasesChicago, IL51-2006943
15Diversified Systems.comChicago, IL51-2006118
16DTI Diversified Technology INCChicago, IL51-2006027
17Mars-Technominds, INCChicago, IL51-2004315
18Simetrica ConsultingChicago, IL51-200413
19Echelon Consulting, L.L.CChicago, IL11-503724
20US Software Professionals INCChicago, IL11-50361
21RED FoundryChicago, IL11-503121
22Alined Consulting GroupChicago, IL11-502410
23Vbridge Global LLCChicago, IL11-50232
24Zivra, LLCChicago, IL11-502213
25K-Plus Technology SolutionsChicago, IL51-200214

Showing 25 of 281 application development consulting firms based in Chicago, United States

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Application development consulting firms based in Chicago, United States at a glance

As of Aug 28, 2026
1-10Median size (employees)
New YorkLargest hub · 653 HQs
885Contacts with mobile numbers
3Emails re-verified in last 30 days

Companies by employee count

1-10
145
11-50
78
51-200
45
201-500
8
501-1,000
3
10001+
1

Application development consulting firms by metro in the United States

MetroCompanies
Application development consulting firms in New York653
Application development consulting firms in Houston350
Application development consulting firms in Austin345
Application development consulting firms in Dallas285
Application development consulting firms in Chicago281
Application development consulting firms in Atlanta272
Application development consulting firms in San Francisco231

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 “application development consulting firms”, with match quality audited by blind human judging, and headquartered in Chicago, 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; 3 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 application development consulting firms are there based in Chicago, United States?

There are 281 application development consulting firms headquartered in Chicago, United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Comtec Information Systems IT, headquartered in Chicago, tops this list with the largest team on record.

Which city has the most application development consulting firms?

New York leads with 653 headquartered companies, followed by Houston (350) and Austin (345).

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 1,074 verified decision-maker contacts tracked across these 281 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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Related lists

Browse: Companies home · Application development consulting firms in United States · All United States lists · All Application development consulting firms lists · New lists

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.

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