Company lists · Data refreshed November 2026

Top 25 System integration services based in the United States

RevenueBase identified 6,182 company matches for system integration services associated with the United States as of November 2026 and tracks 186,390 professional contacts across them, including 71,188 with verified work emails. New York is the largest hub.

This list covers company matches for system integration services 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
6,182Companies
186,390Contacts tracked
71,188Verified emails
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The 25 largest system integration services based in the United States

Ranked by team size
Top 25 of 6,182 company matches for system integration services 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202610001+47,955 contacts →

Exact match

“We have the world’s best talent that design, run, and manage the most advanced and reliable technology infrastructure each day.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMaryland Heights, MO, United StatesHQ recorded Nov 6, 202610001+9,996 contacts →

Exact match

“We are thinkers and doers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchHoffman Estates, IL, United StatesHQ recorded Nov 6, 202610001+6,031 contacts →

Exact match

“Convergint is a global systems integrator focused on delivering results for our customers through unparalleled service excellence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261,001-5,0004,274 contacts →

Exact match

“At Presidio, speed and quality meet technology and innovation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchConshohocken, PA, United StatesHQ recorded Nov 6, 20261,001-5,0002,725 contacts →

Exact match

“Connect everything to achieve anything™ #TeamBoomi”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchTempe, AZ, United StatesHQ recorded Nov 6, 20261,001-5,0001,994 contacts →

Exact match

“IES Communications, a division of IES Holdings, Inc.(NASDAQ: IESC), is a national technology infrastructure integrator.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchRockville, MD, United StatesHQ recorded Nov 6, 2026n/a1,941 contacts →

Exact match

“Established in 1995, GURU is an IT managed service provider that specializes in infrastructure support, systems integration, data architecture, data hosting, and cloud services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchIrvine, MI, United StatesHQ recorded Nov 6, 20261,001-5,0001,431 contacts →

Exact match

“Trace3 delivers business transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchAurora, OH, United StatesHQ recorded Nov 6, 20261,001-5,0001,293 contacts →

Exact match

“As one of the world's largest independent systems integrators, RoviSys delivers comprehensive automation, digital transformation, manufacturing execution (MES), Industrial AI…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchEl Segundo, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,140 contacts →

Exact match

“PCM is a division of Insight | Together, we’ll help you navigate complex IT challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLewisville, TX, United StatesHQ recorded Nov 6, 20261,001-5,000967 contacts →

Exact match

“Prime Controls was established as a Main Automation Contractor (MAC) to provide customers with a sole-source solution for industrial automation, controls, and I&C construction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchColumbia, NJ, United StatesHQ recorded Nov 6, 2026501-1,000877 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261,001-5,000815 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
14Exact matchReston, DE, United StatesHQ recorded Nov 6, 2026201-500812 contacts →

Exact match

“Systems Engineering Services Corporation (SESC), founded in 1989, is a leading provider of technology solutions to Fortune companies and government organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWest Chester, AZ, United StatesHQ recorded Nov 6, 2026501-1,000755 contacts →

Exact match

“E Tech Group is one of the largest engineering and system integration firms in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchTampa, VA, United StatesHQ recorded Nov 6, 2026501-1,000755 contacts →

Exact match

“System Soft Group is an IT services and solutions company that helps organizations overcome limited managed IT capabilities and achieve key technology goals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchIrving, TX, United StatesHQ recorded Nov 6, 20261,001-5,000739 contacts →

Exact match

“PRIMUS provides expertise as a full service IT provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRedmond, TX, United StatesHQ recorded Nov 6, 2026501-1,000663 contacts →

Exact match

“Denali Advanced Integration delivers Enterprise IT solutions and services globally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRapid City, KY, United StatesHQ recorded Nov 6, 2026501-1,000626 contacts →

Exact match

“In a world where one superhero can handle almost any problem, our entire team of award-winning technology experts is on a mission to make your business better.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBoca Raton, FL, United StatesHQ recorded Nov 6, 2026501-1,000603 contacts →

Exact match

“SrinSoft is a leading IT consulting & engineering firm specializing in digital transformation, software development, and engineering solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLincoln, RI, United StatesHQ recorded Nov 6, 2026201-500507 contacts →

Exact match

“UNICOM, a division of Custom Computer Specialists, is an IT services consultancy that provides technology solutions to corporate, education, government, and healthcare clients…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSan Diego, GA, United StatesHQ recorded Nov 6, 2026201-500480 contacts →

Exact match

“Our Mission: TIG will earn its place as a trusted partner to our clients, providing only the highest level of service, value and advanced technology to power their strategic…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBurlingame, CA, United StatesHQ recorded Nov 6, 2026501-1,000470 contacts →

Exact match

“Sycomp is a global IT services and logistics provider with extensive expertise in cloud, data center, endpoint management and security solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSt. Louis, MO, United StatesHQ recorded Nov 6, 2026201-500448 contacts →

Exact match

“We engineer the systems that power your business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchRiverside, MO, United StatesHQ recorded Nov 6, 2026201-500432 contacts →

Exact match

“Around here, we say it all started with an idea: What if we developed a new approach for designing, deploying and maintaining the technology that runs a business?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 6,182 system integration services based in the United States

See the full list, filter by size, metro and specialty, and access 71,188 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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System integration services based in the United States at a glance

As of Nov 6, 2026
38.2%Verified-email coverage
30.2Average contacts per company
11-50Median size (employees)
2.6%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,776
11-50
2,268
51-200
831
201-500
167
501-1,000
60
1,001-5,000
44
5,001-10,000
3
10001+
12

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 6,182 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 “system integration services” 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 71,188 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.

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 “system integration services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many system integration services are there based in the United States?

RevenueBase identified 6,182 company matches for system integration services 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?

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

Which city has the most system integration services?

New York leads with 159 company records, followed by Houston (128) and Atlanta (90).

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 71,188 professional contacts with verified work emails tracked across these 6,182 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.