Company lists · Data refreshed November 2026

Top 25 Hydrogen technology consultants based in the United States

RevenueBase identified 98 company matches for hydrogen technology consultants associated with the United States as of November 2026 and tracks 789 professional contacts across them, including 327 with verified work emails. New York is the largest hub.

This list covers company matches for hydrogen technology consultants 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
98Companies
789Contacts tracked
327Verified emails
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The 25 largest hydrogen technology consultants based in the United States

Ranked by team size
Top 25 of 98 company matches for hydrogen technology consultants 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 matchSouth Windsor, CT, United StatesHQ recorded Nov 6, 2026201-500245 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchGreenville, SC, United StatesHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“Infintium Fuel Cell Systems is an original designer and manufacturer of the next generation of zero emission Hydrogen Power Cells for motive applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchGolden, United StatesHQ recorded Nov 6, 202651-20035 contacts →

Exact match

“Steelhead Composites is a world-class advanced manufacturing company, based in Golden, Colorado (USA).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchColumbus, OH, United StatesHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Our mission is to accelerate the transition to a clean energy economy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchOrange, CA, United StatesHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“Hyperion Companies was founded in 2011 with the goal of bringing a new wave of clean energy to the market in the form of hydrogen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchTullahoma, TN, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“GTL is a high-technology company specializing in providing strategic technology breakthroughs and game-changing products to the Hydrogen Economy and the Transportation, Aviation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAshburn, VA, United StatesHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“We manufacture and distribute high-pressure, gaseous hydrogen to lower costs, complexity, and carbon.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchPark City, UT, United StatesHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Q Hydrogen is redefining the future of energy through the development of our innovative Q Hydrogen -sustainable, cost-effective, and highly-efficient.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSanta Barbara, CA, United StatesHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“H2C is committed to accelerating the hydrogen economy by providing a breakthrough in the transportation and infrastructure required to bring green hydrogen to market now at a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchKennedy Space Center, FL, United StatesHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Joi Scientific was founded by a group of global business leaders, technologists and social entrepreneurs who believe that plentiful hydrogen holds the key to giving the world a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchAmerican Fork, UT, United StatesHQ recorded Nov 6, 202651-20014 contacts →

Exact match

“Every day, we’re moving one step closer to a more sustainable and manageable power future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchChatsworth, CA, United StatesHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Calicat (formerly known as H2U Technologies) is redefining hydrogen production through innovative catalyst development and advanced electrolyzer components.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBend, OR, United StatesHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Element 1 is a global leader in the development of clean energy technologies – including advanced hydrogen generation systems for the fuel cell industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHyattsville, MD, United StatesHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Ally Power is moving the country to a carbon-free future with our unique two-pronged approach to hydrogen fuel.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLouisville, KY, United StatesHQ recorded Nov 6, 20261-109 contacts →

Exact match

“We leverage the capabilities of our patented catalyst and new PCC H2 technology (patent pending) to deliver low cost and readily available green hydrogen to the point of use.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchWaltham, MA, United StatesHQ recorded Nov 6, 20261-109 contacts →

Exact match

“Ivys Energy Solutions, building on its founders’ decades of experience in the hydrogen fuel cell industry, is developing innovative technologies and products that will make a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAiken, SC, United StatesHQ recorded Nov 6, 20261-109 contacts →

Exact match

“Greenway Energy is a group of dynamic and innovative consultants in the areas of hydrogen and methanol fuel cell technology and education.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Powertech USA has the market’s first end-to-end hydrogen transportation and fueling solution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchJacksonville, FL, United StatesHQ recorded Nov 6, 202611-508 contacts →

Exact match

“A passion for all things Hydrogen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPasadena, CA, United StatesHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Thiozen is an MIT spinout and the first-ever company to commercialize a process that can produce hydrogen from sour gas waste streams.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchTulsa, OK, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“At Tobe Energy, we've reengineered electrolysis from the electrode up to make hydrogen finally make economic sense.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 202611-505 contacts →

Exact match

“KiNRG is the innovator and creator of the HydroThermal Reactor, the most effective solution for scalable, behind-the-meter energy on the market today.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchOak Park, MI, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Hydrogen purifiers and generators, plus catalysts and consulting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“At Hydra Horizon, our mission is to orchestrate a monumental shift in the transportation and energy sectors by introducing an integrated hydrogen-based solution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSan Bernardino, CA, United StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“StratosFuel is a hydrogen production company based in Riverside, CA.”

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

Showing 25 of 98 hydrogen technology consultants based in the United States

See the full list, filter by size, metro and specialty, and access 327 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hydrogen technology consultants based in the United States at a glance

As of Nov 6, 2026
41.4%Verified-email coverage
8.1Average contacts per company
1-10Median size (employees)
6.1%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
68
11-50
22
51-200
4
201-500
1
1,001-5,000
1
10001+
1

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 98 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 “hydrogen technology consultants” 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 327 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 “hydrogen technology consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hydrogen technology consultants are there based in the United States?

RevenueBase identified 98 company matches for hydrogen technology consultants 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?

Hyaxiom, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most hydrogen technology consultants?

New York leads with 6 company records, followed by Houston (5) and Los Angeles (3).

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 327 professional contacts with verified work emails tracked across these 98 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.