Company lists · Data refreshed September 2026

Top 25 Big IT consulting firms based in Vienna, United States

Name: Big IT consulting firms based in Vienna, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 23, 2026 68 companies tracked

RevenueBase identified 68 company matches for big IT consulting firms associated with Vienna, United States as of September 2026 and tracks 3,787 professional contacts across them, including 934 with verified work emails. Across the United States, New York is the largest hub for this category (854 companies); Vienna has 68.

This list covers company matches for big IT consulting firms associated with Vienna, 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 September 23, 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 Sep 23, 2026 How this list was built

68Companies

3,787Contacts tracked

934Verified emails

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The 25 largest big IT consulting firms based in Vienna, United States

Ranked by team size

Top 25 of 68 company matches for big IT consulting firms based in Vienna, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 23, 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	10pearls	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	1,001-5,000	1,636 contacts →
	Exact match “10Pearls is an AI-native, award-winning global digital engineering partner helping businesses innovate, modernize & accelerate digital transformation As an end-to-end digital…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
2	Indus Group INC	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	201-500	293 contacts →
	Exact match “Indus Group Inc is a Software Development and Consulting Company founded by proficient performers in the technical solutions and consulting optimization space.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
3	Radiant Digital	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	201-500	226 contacts →
	Exact match “Radiant Digital delivers solutions that help our clients become more agile, efficient, competitive, and innovative.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
4	Horizon Industries, Limited	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	201-500	143 contacts →
	Exact match “Horizon Industries is an IT services corporation serving Clients across the U.S.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
5	Accubits Technologies INC	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	501-1,000	130 contacts →
	Exact match “Accubits Technologies is a full-service software development and technology consulting company that offers product development and digital transformation services to Governments…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
6	Itcon Services	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	51-200	127 contacts →
	Exact match “ITCON Services is a dynamic consulting company that provides innovative technology and management solutions to its customers.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
7	Stopso	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	51-200	94 contacts →
	Exact match “Strategic Operational Solutions, Inc,(STOPSO) is an IT strategy and management consulting firm.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
8	DEVFI	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	201-500	93 contacts →
	Exact match “We’re a digital technology company delivering innovative, high-quality, new-age, and affordable technology solutions.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
9	Consult America	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	51-200	90 contacts →
	Exact match “Consult America Inc.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
10	Heartland Consulting	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	51-200	80 contacts →
	Exact match “Heartland Consulting provides management consulting, information technology, and financial management services to the U.S.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
11	Alltech International, INC	Exact match	Vienna, United StatesHQ recorded Sep 23, 2026	51-200	46 contacts →
	Exact match “Alltech is an award winning provider of IT services headquartered in the Washington DC Metro area with nationwide project capabilities.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
12	KNZ Solutions, INC	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	11-50	41 contacts →
	Exact match “KNZ is a global IT consulting company.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
13	EDC Consulting LLC	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	51-200	39 contacts →
	Exact match “Headquartered in Tysons Corner, Virginia, EDC Consulting LLC (EDC) is a professional services company that provides industry-leading Business Systems and Information Technology…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
14	Conceptsit, INC	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	51-200	38 contacts →
	Exact match “Concepts IT is a well established company in delivering Software IT solutions to leading clients in the commercial and government sectors.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
15	Supreme Tech Solutions LLC	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	51-200	38 contacts →
	Exact match “Supreme Tech Solutions, LLC (STS) was founded in 2003, in order to bridge the gap for Automated Data Processing (ADP) consulting services to its corporate clients.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
16	Dayblink Consulting	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	51-200	29 contacts →
	Exact match “DayBlink Consulting provides cyber security, applied automation, cloud enablement, and strategic execution solutions to Fortune 500 companies, and pro bono consulting to…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
17	M1 Technology LLC	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	51-200	22 contacts →
	Exact match “M1 Technology, LLC is a technology consulting firm specializing in delivering quality software systems to meet our client's mission needs.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
18	Omnisolve INC	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	11-50	20 contacts →
	Exact match “OmniSolve is a technology services and management consulting company that is built around the concept of giving our clients value and helping them to better achieve their goals.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
19	Wit, INC	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	11-50	17 contacts →
	Exact match “WIT Inc is a mission-oriented service provider of solutions that are essential for all leading industries today.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
20	IP Consulting, INC	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	11-50	15 contacts →
	Exact match “Named to the INC from 2014 to 2017, IP Consulting, Inc.(IPC) is one of the fastest-growing privately held companies in the United States.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
21	SLS Solutions	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	11-50	13 contacts →
	Exact match “SLS Solutions Inc, is a fast growing SBA 8(a), 8(a) STARS GWAC, MBE, WBE, WOSB vendor providing industry leading solutions that enable organizations achieve their mission and…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
22	Intellizant	Exact match	Vienna, United StatesHQ recorded Sep 23, 2026	11-50	12 contacts →
	Exact match “Intellizant is a management and technology consulting firm solving our clients most challenging problems and enabling them to become highly effective and efficient government…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
23	Base Solutions LLC	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	1-10	11 contacts →
	Exact match “In today’s global business market, advancements in technology play a significant role in the success of every business.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
24	Integration Resolve, INC	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	11-50	10 contacts →
	Exact match “IntegrationResolve is a professional services firm with focused capabilities:(1) helping clients integrate and improve their information systems,(2) leveraging technology to…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
25	Zvolvant Solutions	Exact match	Vienna, VA, United StatesHQ recorded Sep 23, 2026	11-50	10 contacts →
	Exact match “Zvolvant Solutions is an SBA 8(a) certified information technology services firm committed to transforming IT in the Federal space.” Recorded in the RevenueBase company graph · Sep 23, 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 “big IT consulting firms”. 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 25 of 68 big IT consulting firms based in Vienna, United States

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Big IT consulting firms based in Vienna, United States at a glance

As of Sep 23, 2026

24.7%Verified-email coverage

55.7Average contacts per company

11-50Median size (employees)

Sep 23, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Vienna, so it is reported there. Company counts and contact totals on this page are exact for Vienna, over 68 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 Vienna, United States whose business descriptions match “big IT consulting firms” 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 934 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 September 23, 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.

Big IT consulting firms by metro in the United States

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 “big IT consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many big IT consulting firms are there based in Vienna, United States?

RevenueBase identified 68 company matches for big IT consulting firms associated with Vienna, United States as of September 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?

10pearls tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most big IT consulting firms?

New York leads the United States with 854 company records, followed by Houston (534) and Dallas (423). Vienna has 68.

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 934 professional contacts with verified work emails tracked across these 68 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 September 23, 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.