Company lists · Data refreshed November 2026

Top 25 Classroom certification training providers based in the United States

RevenueBase identified 618 company matches for classroom certification training providers associated with the United States as of November 2026 and tracks 13,586 professional contacts across them, including 1,909 with verified work emails. New York is the largest hub.

This list covers company matches for classroom certification training providers 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
618Companies
13,586Contacts tracked
1,909Verified emails
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The 25 largest classroom certification training providers based in the United States

Ranked by team size
Top 25 of 618 company matches for classroom certification training providers 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 Braunfels, TX, United StatesHQ recorded Nov 6, 20261,001-5,0003,298 contacts →

Exact match

“For over 35 years, New Horizons has been empowering individuals and organizations worldwide through end-to-end learning solutions – from IT Training to Business Applications to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 2026n/a910 contacts →

Exact match

“INE helps technology professionals and organizations build real-world expertise across networking, cybersecurity, cloud, and AI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchOwings Mills, MD, United StatesHQ recorded Nov 6, 2026201-500525 contacts →

Exact match

“To stay abreast with the ever-changing technologies in this industry, there is a need for professionals to expand their knowledge restrictions, solve complex problems and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202651-200392 contacts →

Exact match

“QuickStart offers IT training for emerging and established professionals in the field.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchOrlando, FL, United StatesHQ recorded Nov 6, 2026201-500334 contacts →

Exact match

“Certus is a leading professional ed-tech training and certification company that, through its suite of brands and businesses, delivers technical-skills training and compliance…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLewisville, TX, United StatesHQ recorded Nov 6, 202651-200247 contacts →

Exact match

“Invensis Learning is a globally accredited professional training and certification company that imparts Project Management, IT Service Management, Agile, Scrum, Technology…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchScottsdale, AZ, United StatesHQ recorded Nov 6, 202651-200217 contacts →

Exact match

“A PERFECT WAY TO LEARN StormWind Studios is transforming web-based IT certification training with its unique, high-tech approach: studio-quality recording equipment, live video…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchStuart, FL, United StatesHQ recorded Nov 6, 202651-200205 contacts →

Exact match

“We are a global training certification company that relies heavily on electronic education and media platforms to bring vital Differentiated Instruction and Credentialed…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMission, KS, United StatesHQ recorded Nov 6, 202651-200179 contacts →

Exact match

“Founded more than 50 years ago when Fred Pryor pioneered the "one-day seminar," Pryor Learning has become one of the nation's leading corporate training providers, offering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSunrise, FL, United StatesHQ recorded Nov 6, 2026n/a163 contacts →

Exact match

“At Certiprof, our goal is to foster the professional development and growth of all the lifelong learners in the community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchPhiladelphia, PA, United StatesHQ recorded Nov 6, 202651-200146 contacts →

Exact match

“LearnQuest is the preferred training partner to the world’s leading companies, organizations, and government agencies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLexington, KY, United StatesHQ recorded Nov 6, 202611-50144 contacts →

Exact match

“ExecuTrain is a workforce solutions partner helping organizations develop talent, strengthen leadership, and support evolving technology needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“The Texas Teachers Certification Program is the quick, simple, and affordable route to the classroom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMiddletown, DE, United StatesHQ recorded Nov 6, 202651-20099 contacts →

Exact match

“Trainerkart is the platform for all the training needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRichardson, TX, United StatesHQ recorded Nov 6, 202611-5097 contacts →

Exact match

“Aleph Technologies is a premier IT training and staffing group with state of the art facilities based in Dallas, Texas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchTrevose, VA, United StatesHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Training Camp is a leading provider of accelerated IT certification training, trusted by organizations and professionals worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchOverland Park, KS, United StatesHQ recorded Nov 6, 202611-5075 contacts →

Exact match

“For more than 40 years, prelicensing candidates have trusted A.D.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSterling, VA, United StatesHQ recorded Nov 6, 202611-5070 contacts →

Exact match

“Intellectual Point is a Global Information Technology, Training, Consulting and Software Development Company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchEau Claire, WI, United StatesHQ recorded Nov 6, 202611-5067 contacts →

Exact match

“Lorman Powered by Noggin Guru is a leading provider of online professional development, corporate training, and continuing education credits covering a broad range of business and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWaukesha, WI, United StatesHQ recorded Nov 6, 202651-20066 contacts →

Exact match

“Edcetera empowers people to build, advance, and thrive in the careers they want and the world needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchColumbia, MD, United StatesHQ recorded Nov 6, 202611-5064 contacts →

Exact match

“UMBC Training Centers is a premier provider of professional and technical training for individuals, businesses, non-profit organizations and government agencies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchReston, VA, United StatesHQ recorded Nov 6, 202651-20063 contacts →

Exact match

“Sunset Learning Institute (SLI) has been an innovative leader in developing and delivering authorized technical training since 1996.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSt. George, UT, United StatesHQ recorded Nov 6, 202651-20060 contacts →

Exact match

“LearnKey is an Education as a Service Provider, multimedia skills-based certification courseware creator, and Proprietary School.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBellevue, WA, United StatesHQ recorded Nov 6, 202611-5057 contacts →

Exact match

“We provide complete technical learning solutions on AWS, Microsoft, F5 Networks, ITIL, Cisco, Citrix, CompTIA, VM Ware, Adobe, Project Management, Business Skills, and more.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLombard, IL, United StatesHQ recorded Nov 6, 202611-5055 contacts →

Exact match

“MicroTrain is a growing IT technical training company providing the very best hands-on instructor led training and professional certifications for individuals and corporations…”

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

Showing 25 of 618 classroom certification training providers based in the United States

See the full list, filter by size, metro and specialty, and access 1,909 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Classroom certification training providers based in the United States at a glance

As of Nov 6, 2026
14.1%Verified-email coverage
22.0Average contacts per company
11-50Median size (employees)
4.7%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
262
11-50
244
51-200
78
201-500
14
501-1,000
7
1,001-5,000
7
5,001-10,000
1
10001+
4

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 618 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 “classroom certification training providers” 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 1,909 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 “classroom certification training providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many classroom certification training providers are there based in the United States?

RevenueBase identified 618 company matches for classroom certification training providers 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?

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

Which city has the most classroom certification training providers?

New York leads with 29 company records, followed by Houston (26) and Tampa (12).

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 1,909 professional contacts with verified work emails tracked across these 618 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.