Company lists · Data refreshed November 2026

Top 18 Custom development agencies based in the United States

Name: Custom development agencies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 16,789 companies tracked

RevenueBase identified 16,789 company matches for custom development agencies associated with the United States as of November 2026 and tracks 282,299 professional contacts across them, including 79,324 with verified work emails. New York is the largest hub.

This list covers company matches for custom development agencies associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

16,789Companies

282,299Contacts tracked

79,324Verified emails

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The 18 largest custom development agencies based in the United States

Ranked by team size

Top 18 of 16,789 company matches for custom development agencies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Globant	Exact match	San Francisco, CA, United StatesHQ recorded Nov 6, 2026	10001+	27,547 contacts →
	Exact match “At Globant, we create the digitally-native products that people love.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Dataart	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	5,001-10,000	5,522 contacts →
	Exact match “DataArt is a global software engineering firm that delivers breakthrough data, analytics, and AI platforms for the world’s most demanding organizations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Intellias	Exact match	Chicago, IL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,950 contacts →
	Exact match “Intellias is an AI-enabled product engineering and digital solutions partner for a world in constant change.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Chetu, INC	Exact match	Sunrise, AZ, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,911 contacts →
	Exact match “Chetu is your seamless backend technology partner, helping startups, SMBs, and Fortune companies accelerate development of desktop, mobile, and web apps with on-demand developers…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	KMS Technology, INC	Exact match	Atlanta, GA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,833 contacts →
	Exact match “KMS is a strategic product development partner helping businesses turn bold ideas into high-impact software - faster.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Nous Infosystems	Exact match	Edison, NJ, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,716 contacts →
	Exact match “Nous Infosystems is now.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Simform	Exact match	Orlando, FL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,428 contacts →
	Exact match “Simform is a premier digital engineering company specializing in Product Engineering, Cloud, Data, Agentic AI, and Enterprise Platform Innovation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Bridgenext	Exact match	Jacksonville, FL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,307 contacts →
	Exact match “Bridgenext is a global digital consultancy that helps clients innovate with intention and realize their digital aspirations by creating digital products, experiences, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Lollypop Design Studio	Exact match	San Jose, CA, United StatesHQ recorded Nov 6, 2026	201-500	1,193 contacts →
	Exact match “We are a full-stack design-to-development solution provider, that helps enterprises build future-ready products.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	In Time TEC	Exact match	Meridian, ID, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,116 contacts →
	Exact match “In Time Tec is a platform dedicated to Creating Abundance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Coherent Solutions	Exact match	St Louis Park, MN, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,100 contacts →
	Exact match “Coherent Solutions is a leading global digital engineering company headquartered in Minneapolis, Minnesota, with over 1700+ software engineers and designers in 9 countries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Avasoft	Exact match	Blue Bell, PA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	975 contacts →
	Exact match “AVASOFT is a leading digital transformation strategy company that offers clients a holistic, product-centric approach to digital transformation by combining strategic planning…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Intelegencia	Exact match	Atlanta, United StatesHQ recorded Nov 6, 2026	1,001-5,000	933 contacts →
	Exact match “Since its inception in 2009, Intelegencia has been partnering with its global clients, some of which are Fortune companies, that leverage and rely on our broad portfolio of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Unosquare	Exact match	Lake Oswego, OR, United StatesHQ recorded Nov 6, 2026	1,001-5,000	908 contacts →
	Exact match “is a full-cycle digital engineering company that provides solutions to growing companies in regulated and data intensive industries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Tanisha Systems, INC	Exact match	Boston, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	889 contacts →
	Exact match “Tanisha Systems, founded in 2002 in Massachusetts-USA, is a leading provider of Custom Application Development and end-to-end IT Services to clients globally.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Amtex Systems INC	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	815 contacts →
	Exact match “Founded in 1997, with headquarters on Wall Street, New York, Amtex operates across four continents, delivering digital solutions and technical expertise in software, BI, mobile…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	americaneagle.com	Exact match	Des Plaines, WI, United StatesHQ recorded Nov 6, 2026	501-1,000	743 contacts →
	Exact match “Americaneagle.com is a global, family-owned digital agency and technology partner that helps organizations solve complex business challenges, improve customer experiences, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	BJIT	Exact match	Dhaka, CA, United StatesHQ recorded Nov 6, 2026	501-1,000	722 contacts →
	Exact match “BJIT is a global leader in offshore software development and IT outsourcing services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “custom development agencies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 18 of 16,789 custom development agencies based in the United States

See the full list, filter by size, metro and specialty, and access 79,324 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Custom development agencies based in the United States at a glance

As of Nov 6, 2026

28.1%Verified-email coverage

16.8Average contacts per company

1-10Median size (employees)

5.6%Largest-city concentration · New York

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

8,504

11-50

5,628

51-200

2,024

201-500

416

501-1,000

112

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 16,789 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with the United States whose business descriptions match “custom development agencies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 79,324 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Custom development agencies by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “custom development agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom development agencies are there based in the United States?

RevenueBase identified 16,789 company matches for custom development agencies associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Globant tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most custom development agencies?

New York leads with 947 company records, followed by Austin (452) and Los Angeles (345).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 79,324 professional contacts with verified work emails tracked across these 16,789 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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 SmartSearch, 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.