Company lists · Data refreshed September 2026

Top 17 IT consulting services based in Charleston, United States

RevenueBase identified 32 IT consulting services headquartered in Charleston, United States as of September 2026 and tracks 442 professional contacts across them, including 238 with verified work emails. New York is the largest hub.

This list covers IT consulting services headquartered in Charleston, 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, how directly it supports the match, and when it was last checked. Data refreshed September 4, 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 HQ checked on every row Match evidence on every row Refreshed Sep 4, 2026 86% judged on-target in blind review
32Companies
442Contacts tracked
238Verified emails
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The 17 largest IT consulting services based in Charleston, United States

Ranked by team size
Top 17 of 32 IT consulting services based in Charleston, United States, ranked by team size, largest first. Data refreshed Sep 4, 2026. Evidence rates how directly each company's own description names IT consulting services: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1Charleston, SC, United StatesHQ checked Sep 4, 202651-200136

“eGroup Enabling Technologies is a 9x Microsoft Partner of the Year and a recognized leader in Data and AI, Cloud, Hybrid Cloud, Data Center, Security, and Managed Services.”

Source: company website · checked Sep 4, 2026
2
Advantage TechnologyPartial evidence
Charleston, WV, United StatesHQ checked Sep 4, 202651-20097

“Today’s IT leaders are expected to do more with less-while facing growing cyber threats, aging infrastructure, rising demands for AI, and pressure to keep everything running.”

Source: company website · checked Sep 4, 2026
3
Mahantech CorpIndirect evidence
Charleston, WV, United StatesHQ checked Sep 4, 202651-20036
Source: company website · checked Sep 4, 2026
4
WCG ConsultingPartial evidence
Charleston, SC, United StatesHQ checked Sep 4, 202611-5020

“Whitlock Consulting Group (WCG) has a passion for helping our clients integrate advanced technologies and add efficiency to everyday processes.”

Source: company website · checked Sep 4, 2026
5
AcucyberIndirect evidence
Charleston, United StatesHQ checked Sep 4, 20261-1019
Source: company website · checked Sep 4, 2026
6
Cyber HuskyPartial evidence
Charleston, SC, United StatesHQ checked Sep 4, 202611-5011

“Cyber Husky is an agile technology company that specializes in cloud solutions, cybersecurity, and offering managed IT services to our clientele.”

Source: company website · checked Sep 4, 2026
7Charleston, SC, United StatesHQ checked Sep 4, 20261-107

“Mission statement: “Providing and protecting the information systems our clients rely on to promote their businesses and add value to their customers.” Dr.”

Source: company website · checked Sep 4, 2026
8
E Systems SolutionsIndirect evidence
Charleston, SC, United StatesHQ checked Sep 4, 20261-106
Source: company website · checked Sep 4, 2026
9
EvenstreamsIndirect evidence
Charleston, SC, United StatesHQ checked Sep 4, 202651-2004

“EvenStream is a Professional Services company who specializes in architecture, implementing & integrating end-to-end data Center, Cloud and Transformation solutions following…”

Source: company website · checked Sep 4, 2026
10Charleston, SC, United StatesHQ checked Sep 4, 20261-104

“We are a dedicated group of IT professionals providing Managed Services to Businesses in Charleston, SC.”

Source: company website · checked Sep 4, 2026
11
Electric Red, INCIndirect evidence
Charleston, SC, United StatesHQ checked Sep 4, 202611-503

“Electric Red was founded in Charleston, SC and operates globally out of North America.”

Source: company website · checked Sep 4, 2026
12
Pedestal Technology, LLCPartial evidence
Charleston, SC, United StatesHQ checked Sep 4, 202611-503

“With more than 60 years of combined IT enterprise experience, Pedestal is a leading information technology service provider.”

Source: company website · checked Sep 4, 2026
13
Logical Operators, INCStrong evidence
Charleston, WV, United StatesHQ checked Sep 4, 20261-102

“Logical Operators is an IT services and technology consulting firm specializing in helping small businesses and organizations thrive in today's technology-driven world.”

Source: company website · checked Sep 4, 2026
14
Proxcy Consulting LTDPartial evidence
Charleston, SC, United StatesHQ checked Sep 4, 20261-102

“Proxcy Consulting LLC is an innovative and dynamic consulting firm based in Charleston, SC, USA.”

Source: company website · checked Sep 4, 2026
15
Lilium LLCPartial evidence
Charleston, SC, United StatesHQ checked Sep 4, 20261-102

“Lilium's purpose is to provide professional consulting services to government and commercial agencies”

Source: company website · checked Sep 4, 2026
16Charleston, SC, United StatesHQ checked Sep 4, 20261-101
Source: company website · checked Sep 4, 2026
17
Nettec NSI LLCIndirect evidence
Charleston, SC, United StatesHQ checked Sep 4, 20261-101

“Started in 1995, NetTec NSI, LLC serves businesses in the Charleston area of South Carolina.”

Source: company website · checked Sep 4, 2026

Showing 17 of 32 IT consulting services based in Charleston, United States

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IT consulting services based in Charleston, United States at a glance

As of Sep 4, 2026
1-10Median size (employees)
New YorkLargest hub · 976 HQs
Contacts with mobile numbers
Sep 4, 2026Data refreshed

Companies by employee count

1-10
20
11-50
7
51-200
4
201-500
1

Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Charleston, over 32 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 IT consulting services, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Charleston, United States whose own description of what they do matches “IT consulting services”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among IT consulting services, and records with no verified work email. Companies headquartered outside Charleston 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 an evidence 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, 238 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 4, 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.

IT consulting services by metro in the United States

Frequently asked

How many IT consulting services are there based in Charleston, United States?

RevenueBase identified 32 IT consulting services headquartered in Charleston, 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?

Egroup Enabling Technologies, headquartered in Charleston, tops this list with the largest team on record.

Which city has the most IT consulting services?

New York leads with 976 headquartered companies, followed by Houston (633) and Atlanta (521).

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 238 verified decision-maker contacts tracked across these 32 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 4, 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.