Company lists · Data refreshed November 2026

Top 25 Windows server administration firms based in the United States

RevenueBase identified 247 company matches for windows server administration firms associated with the United States as of November 2026 and tracks 1,253 professional contacts across them, including 405 with verified work emails. New York is the largest hub.

This list covers company matches for windows server administration firms 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
247Companies
1,253Contacts tracked
405Verified emails
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The 25 largest windows server administration firms based in the United States

Ranked by team size
Top 25 of 247 company matches for windows server administration firms 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 matchFairlawn, OH, United StatesHQ recorded Nov 6, 2026n/a64 contacts →

Exact match

“Think of us as your dedicated outsourced IT department, always ready to address issues promptly, often before you are even aware of them.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchGreenwood, IN, United StatesHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“We are different!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCovington, KY, United StatesHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“C-Forward provides Information Technology consulting services to businesses filling the role as their network administrator.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchOmaha, NE, United StatesHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“For over 35 years Ex-Cel Solutions has helped businesses with their IT needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchRoswell, GA, United StatesHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“JETT Business Technology provides IT services and solutions to small-medium businesses in Georgia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchThousand Oaks, CA, United StatesHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“We are an IT services provider for small and mid-sized server-based businesses in Greater Los Angeles area.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBoulder, CO, United StatesHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“The Root Group provides a full line of expert-level professional services for the design, implementation, management, and support of mission-critical IT infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Generic Network Systems (GNS) is a boutique managed services/hosting company, primarily for investment firms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSacramento, NV, United StatesHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“The need for technical services is inevitable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchTigard, OR, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“IT Group NW is an Oregon based out-sourced IT consulting company meeting the needs of small to medium size businesses that are in need superior information technology services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchFort Wayne, IN, United StatesHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“With over 25 years of experience, Preferred IT Group has been committed to serving businesses in Indiana, Michigan, and Ohio.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNY, United StatesHQ recorded Nov 6, 20261-1016 contacts →

Exact match

“Setton Consulting provides IT services to Small-Large size businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNoblesville, IN, United StatesHQ recorded Nov 6, 20261-1015 contacts →

Exact match

“Cognizance provides complete IT infrastructure solutions for small and medium size businesses focusing on Microsoft's Windows Small Business Server 2008.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHuntsville, AL, United StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“F1 Solutions has served North Alabama for over 25 years, becoming the region’s most respected and trusted IT solutions provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBend, AK, United StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Weston Technology Solutions designs, installs and maintains Microsoft Windows networks for small businesses of 20 or more employees.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAshtabula, OH, United StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“As an industry leader in business solutions, network administration, and client satisfaction, Mega-Byte Computer Services has been contributing to the success of our customers…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMilwaukee, IL, United StatesHQ recorded Nov 6, 20261-1014 contacts →

Exact match

“PC LAN Services is a locally operated and controlled company that provides computer support, system design, consulting and technical services for our business partners (clients).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGrand Rapids, MI, United StatesHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Headquartered in Grand Rapids, Michigan SCS provides small business IT support services including server administration, desktop support, strategy, budgeting, website design, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBowling Green, OH, United StatesHQ recorded Nov 6, 20261-1012 contacts →

Exact match

“At InTech IT Solutions our focus is on customer service, tailoring every experience to the unique needs of each client.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 20261-1012 contacts →

Exact match

“ZZ Computer has been providing computer management and IT service to the greater Los Angeles area since 1989.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSugar Creek, MO, United StatesHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Servicing small to large businesses in the Kansas City area.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Micradex provides a wide variety of technical services and solutions to our customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchNew Cumberland, PA, United StatesHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“MicroXpress has been providing professional IT services to Central PA businesses since 1989.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchStatesville, NC, United StatesHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Our mission is to end frustration with technology by combining the right solutions with the most extraordinary customer service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDenver, CO, United StatesHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“With decades of experience in Fortune 500 environments, GrahamGolden Technologies is your partner of choice for server and infrastructure design, project planning and…”

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

Showing 25 of 247 windows server administration firms based in the United States

See the full list, filter by size, metro and specialty, and access 405 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Windows server administration firms based in the United States at a glance

As of Nov 6, 2026
32.3%Verified-email coverage
5.1Average contacts per company
1-10Median size (employees)
3.2%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
194
11-50
46
51-200
3
201-500
3

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 247 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 “windows server administration 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 405 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 “windows server administration firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many windows server administration firms are there based in the United States?

RevenueBase identified 247 company matches for windows server administration firms 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?

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

Which city has the most windows server administration firms?

New York leads with 8 company records, followed by Las Vegas (4) and San Diego (4).

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 405 professional contacts with verified work emails tracked across these 247 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.