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Company lists · Data verified August 2026

Top 25 Custom software development agencies based in the United States

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 10,835 companies tracked

There are 10,835 custom software development agencies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 128,564 professional contacts across them, including 25,840 with verified work emails and 17,150 with mobile numbers. New York is the largest hub.

This list covers custom software development agencies 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.

10,835Companies
128,564Contacts tracked
25,840Verified emails
17,150Mobile numbers
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The 25 largest custom software development agencies based in the United States

Ranked by team size
Top 25 of 10,835 custom software development agencies 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.
#CompanyHQEmployeesContactsVerified emails
1Chetu, INCBaltimore, MD1,001-5,0002,970773
2DotsquaresBethesda, MD501-1,0001,56697
3Trigent Software INCSouthborough, MA1,001-5,0001,368115
4americaneagle.comFort Wayne, IN501-1,000694497
5Gemini Consulting & ServicesSaint Louis, MO501-1,000548146
6LohikaSan Mateo, CA501-1,000427133
7Viva USA INCRolling Meadows, IL501-1,00038243
8SolbegJersey City, NJ1,001-5,000367188
9Everest Technologies, INCColumbus, OH501-1,000328126
10Federal Soft Systems INCBentonville, AR501-1,00032028
11Sails Software INCNovi, MI501-1,000319112
12Valzo Soft SolutionsAlpharetta, GA1,001-5,00028710
13CaspexCd Satelite501-1,00026424
14WaveaccessLas Vegas, NV501-1,00025445
15ExternetworksNew Jersey, NJ501-1,00023054
16Nextgen Technologies INCSan Jose, CA10001+16532
17SynovaSouthfield, MI1,001-5,0001481
18Daitan GroupSan Ramon, CA501-1,00011739
19NIX UnitedTampa, FL1,001-5,0007725
20Skyhighgrowth INCNew York501-1,0007138
21Sforce IT Solutions, LLCPlano, TX501-1,000582
22DevelonicaPerkasie, PA501-1,000561
23Ally Wiredsoft SolutionsPleasanton, CA501-1,000463
24Codism LLCMarlton, NJ501-1,000351
25Trinuc LLCDallas, TX501-1,000172

Showing 25 of 10,835 custom software development agencies based in the United States

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Custom software development agencies based in the United States at a glance

As of Aug 28, 2026
1-10Median size (employees)
New YorkLargest hub · 497 HQs
17,150Contacts with mobile numbers
51Emails re-verified in last 30 days

Companies by employee count

1-10
5,417
11-50
3,734
51-200
1,308
201-500
256
501-1,000
56
1,001-5,000
19
10001+
7

Custom software development agencies by metro

MetroCompanies
Custom software development agencies in New York497
Custom software development agencies in Austin291
Custom software development agencies in Los Angeles204
Custom software development agencies in Miami202
Custom software development agencies in Houston195
Custom software development agencies in Chicago193
Custom software development agencies in San Francisco182

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 “custom software development agencies”, 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; 51 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 custom software development agencies are there based in the United States?

There are 10,835 custom software development agencies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Chetu, INC, headquartered in Baltimore, tops this list with the largest team on record.

Which city has the most custom software development agencies?

New York leads with 497 headquartered companies, followed by Austin (291) and Los Angeles (204).

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 25,840 verified decision-maker contacts tracked across these 10,835 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 · All United States lists · All Custom software development agencies 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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