Company lists · Data refreshed September 2026

Top 25 Enterprise transaction systems consultants based in the United States

RevenueBase identified 2,904 enterprise transaction systems consultants headquartered in the United States as of September 2026 and tracks 57,083 professional contacts across them, including 16,928 with verified work emails. Houston is the largest hub.

This list covers enterprise transaction systems consultants headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
2,904Companies
57,083Contacts tracked
16,928Verified emails
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The 25 largest enterprise transaction systems consultants based in the United States

Ranked by team size
Top 25 of 2,904 enterprise transaction systems consultants based in the United States, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to enterprise transaction systems consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceMilpitas, CA, United StatesHQ checked Sep 28, 20261,001-5,0001,878 contacts →

Partial evidence

“GSPANN is a US-based consulting services provider focused on implementations in Enterprise Content Management (ECM), Business Intelligence & Mobile Solutioning initiatives.”

Source: RevenueBase Database · checked Sep 28, 2026
2Strong evidenceCarmel, IN, United StatesHQ checked Sep 28, 20261,001-5,0001,864 contacts →

Strong evidence

“Founded in 2005, GyanSys is a leading global system integrator company supporting enterprise customers worldwide.”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceMiami, FL, United StatesHQ checked Sep 28, 20261,001-5,0001,632 contacts →

Partial evidence

“LeverX is an SAP Gold Partner, SAP Global Strategic Supplier, and enterprise solutions provider for businesses worldwide, including companies from the Fortune 500 list.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidencePrinceton, NJ, United StatesHQ checked Sep 28, 20261,001-5,0001,121 contacts →

Indirect evidence

“Intelligroup is a global provider of innovative consulting, technology, and outsourcing services.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidencePlano, TX, United StatesHQ checked Sep 28, 2026501-1,000841 contacts →

Indirect evidence

“Founded in 1998, XTGlobal, Inc.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceNew York, NY, United StatesHQ checked Sep 28, 2026201-500679 contacts →

Indirect evidence

“At Net at Work, we help organizations unleash the power of their business performance.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceLivonia, MI, United StatesHQ checked Sep 28, 20261,001-5,000642 contacts →

Indirect evidence

“Thirdware Solution is a IT consulting organization headquartered in Livonia (Michigan), USA and with offices in Europe and Asia.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceBoston, MA, United StatesHQ checked Sep 28, 2026501-1,000638 contacts →

Indirect evidence

“Peloton Consulting Group has the vision and connected global capabilities to help organizations envision, implement, and realize the benefits of digital transformation.”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceWarrenville, IL, United StatesHQ checked Sep 28, 2026501-1,000540 contacts →

Partial evidence

“Enterprise Solutions, Inc.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceHouston, TX, United StatesHQ checked Sep 28, 2026501-1,000523 contacts →

Indirect evidence

“Fluxtek Solutions Inc has established a track record as a leading fast growing IT consulting, services, and outsourcing firm.”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceRichmond, TX, United StatesHQ checked Sep 28, 20261,001-5,000472 contacts →

Indirect evidence

“Kastech Software Solutions Group, incorporated in 2007 and headquartered in Richmond, Texas, is a leading global IT services and consulting company delivering technology-driven…”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 28, 2026501-1,000430 contacts →

Indirect evidence

“Velosio is a leading Microsoft partner delivering business transformation through Microsoft Dynamics 365, Power Platform, Azure, and the broader Microsoft Cloud.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceFolsom, CA, United StatesHQ checked Sep 28, 2026501-1,000410 contacts →

Indirect evidence

“At TSP, we help organizations connect everything, from talent to technology, so they can achieve anything.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceIrvine, CA, United StatesHQ checked Sep 28, 2026201-500401 contacts →

Indirect evidence

“Vision33 Inc.”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceWoodbridge, NJ, United StatesHQ checked Sep 28, 2026201-500388 contacts →

Partial evidence

“Founded in 1998, Knack Systems is a niche SAP consulting partner dedicated to driving digital transformation across industries by simplifying front-office and optimizing…”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceMckinney, TX, United StatesHQ checked Sep 28, 202651-200333 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceHouston, TX, United StatesHQ checked Sep 28, 2026201-500329 contacts →

Indirect evidence

“SiRA Consulting is a Certified MBE consulting company that was founded in 2012.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceAddison, TX, United StatesHQ checked Sep 28, 2026501-1,000327 contacts →

Indirect evidence

“RTS is a global technology services company with a mission to modernize and transform industries that matter by providing world-class IT services, consulting, and implementation…”

Source: RevenueBase Database · checked Sep 28, 2026
19Partial evidenceDallas, TX, United StatesHQ checked Sep 28, 2026201-500312 contacts →

Partial evidence

“Welcome to Business Intelli Business Intelli Solutions Inc, is a provider of high quality Information Technology (IT) Services in the areas of Data Warehousing, Enterprise…”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceReston, VA, United StatesHQ checked Sep 28, 2026501-1,000306 contacts →

Indirect evidence

“Excelacom is a global Software and Consulting company headquartered in Reston, VA, just outside of Washington, D.C, with offices across North America and Europe and a Technology…”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceDurham, NC, United StatesHQ checked Sep 28, 2026201-500293 contacts →

Indirect evidence

“Celebrating a Decade of 360 Success!”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceNaples, FL, United StatesHQ checked Sep 28, 2026201-500293 contacts →

Indirect evidence

“Donyati was founded with the intention of challenging traditional business and technology consulting methods.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceNew York, NY, United StatesHQ checked Sep 28, 2026201-500292 contacts →

Indirect evidence

“Award-winning NetSuite and Stripe partner.”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceNew York, NY, United StatesHQ checked Sep 28, 2026501-1,000276 contacts →

Indirect evidence

“Seargin was founded to close the gap between traditional advisory and hands-on delivery - combining strategic insight with deep expertise in ERP, AI and data.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceDenver, MN, United StatesHQ checked Sep 28, 2026201-500263 contacts →

Indirect evidence

“Since 1997, Apex IT has helped public sector, corporate, and higher education clients use technology to streamline their processes and increase productivity and profitability.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 2,904 enterprise transaction systems consultants based in the United States

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Enterprise transaction systems consultants based in the United States at a glance

As of Sep 28, 2026
29.7%Verified-email coverage
19.7Average contacts per company
11-50Median size (employees)
3.3%Largest-city concentration · Houston
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
1,440
11-50
858
51-200
445
201-500
109
501-1,000
34
1,001-5,000
14
10001+
2

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 2,904 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among enterprise transaction systems consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “enterprise transaction systems consultants”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names enterprise transaction systems consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among enterprise transaction systems consultants, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 16,928 across the full list. 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 September 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names enterprise transaction systems consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many enterprise transaction systems consultants are there based in the United States?

RevenueBase identified 2,904 enterprise transaction systems consultants headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Gspann Technologies, INC, headquartered in Milpitas, tops this list with the largest team on record.

Which city has the most enterprise transaction systems consultants?

Houston leads with 95 headquartered companies, followed by Chicago (69) and Atlanta (68).

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 16,928 verified decision-maker contacts tracked across these 2,904 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 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 Smart Search, 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.