Company lists · Data refreshed September 2026

Top 25 Solar thermal desalination companies based in the United States

RevenueBase identified 121 company matches for solar thermal desalination companies associated with the United States as of September 2026 and tracks 1,126 professional contacts across them, including 440 with verified work emails. Houston is the largest hub.

This list covers company matches for solar thermal desalination companies 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 September 18, 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 18, 2026 How this list was built
121Companies
1,126Contacts tracked
440Verified emails
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The 25 largest solar thermal desalination companies based in the United States

Ranked by team size
Top 25 of 121 company matches for solar thermal desalination companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 18, 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 matchSan Leandro, CA, United StatesHQ recorded Sep 18, 2026201-500219 contacts →

Exact match

“Energy Recovery (Nasdaq: ERII) designs and manufactures world-class energy-saving technology for critical infrastructure that communities rely on every day, driving a more…”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
2Exact matchScottsdale, AZ, United StatesHQ recorded Sep 18, 202651-200123 contacts →

Exact match

“SOURCE's technology provides safe, clean drinking water for industrial, commercial, residential and community applications.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
3Exact matchPasadena, CA, United StatesHQ recorded Sep 18, 202651-20077 contacts →

Exact match

“Heliogen is a renewable energy technology company focused on decarbonizing industry and empowering a sustainable civilization.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Sep 18, 202611-5065 contacts →

Exact match

“We use solar thermal energy to deliver the lowest cost heat in sunny regions while strengthening energy security and reducing exposure to fuel price volatility.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
5Exact matchVista, CA, United StatesHQ recorded Sep 18, 2026201-50046 contacts →

Exact match

“Global water technology solutions provider since 1983.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
6Exact matchMarlton, NJ, United StatesHQ recorded Sep 18, 202611-5036 contacts →

Exact match

“ROTEC offers ultra-high recovery desalination via the proprietary Flow Reversal technology, that “goes against the flow” of conventional design thinking, boosting performance…”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
7Exact matchRancho Cordova, CA, United StatesHQ recorded Sep 18, 202611-5031 contacts →

Exact match

“Aztec Solar Inc is a full-service solar energy provider, including Solar Water Heating, Solar Pool, Solar AC and Solar Photovoltaic systems for both residential sites and…”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
8Exact matchRohnert Park, CA, United StatesHQ recorded Sep 18, 202611-5022 contacts →

Exact match

“Trevi is a sustainable forward osmosis desalination and brine concentration company focusing on utilizing low and / or renewable energy for effective water treatment and resource…”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
9Exact matchChico, CA, United StatesHQ recorded Sep 18, 202611-5022 contacts →

Exact match

“COOLPV is here!”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
10Exact matchFarmers Branch, TX, United StatesHQ recorded Sep 18, 202611-5019 contacts →

Exact match

“At Voltea, our mission revolves around providing a superior solution to water reuse and desalination, where we put our natural resources and environment first.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
11Exact matchCarlsbad, CA, United StatesHQ recorded Sep 18, 202651-20016 contacts →

Exact match

“A world leader in water treatment solutions, we specialize in development, engineering, construction & operation of desalination and water treatment plants”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
12Exact matchVista, CA, United StatesHQ recorded Sep 18, 20261-1015 contacts →

Exact match

“Cosmic Solar, Inc.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
13Exact matchCambridge, MA, United StatesHQ recorded Sep 18, 20261-1014 contacts →

Exact match

“Nona Technologies is building water treatment tech to recover the water that data center cooling systems waste.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
14Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 18, 202611-5011 contacts →

Exact match

“Ocean Thermal Energy (OTE) Corporation is a leader in designing and developing secure ocean-based power plants.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
15Exact matchRichmond, CA, United StatesHQ recorded Sep 18, 202611-5011 contacts →

Exact match

“Oldest Solar Thermal manufacturer in the United States.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
16Exact matchPrinceton, NJ, United StatesHQ recorded Sep 18, 202611-508 contacts →

Exact match

“WorldWater & Solar Technologies develops, designs and builds integrated solar platforms to provide water and power anywhere that is needed.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
17Exact matchCanton, MI, United StatesHQ recorded Sep 18, 20261-108 contacts →

Exact match

“Mechanical Energy Systems located in Canton, Michigan specializes in Solar, Alternative Energy, Solar Thermal, Fafco, solar pool, heating, pool heaters, EnerWorks solar hot water…”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
18Exact matchSeattle, WA, United StatesHQ recorded Sep 18, 20261-107 contacts →

Exact match

“AtmoCooling transforms coastal deserts into thriving hubs of agriculture, clean energy, and climate resilience, using patented large scale evaporative cooling, seawater, and solar…”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
19Exact matchLa Quinta, CA, United StatesHQ recorded Sep 18, 20261-106 contacts →

Exact match

“In a world that is water challenged, Global Water Farms (GWF) sustainably manufactures 'new' freshwater with renewable energy.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
20Exact matchWashington, DC, United StatesHQ recorded Sep 18, 202611-506 contacts →

Exact match

“Hellenic is building an investment-ready portfolio of world-class, economically viable desalination-cogeneration and brine conversion facilities driven by the production of…”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
21Exact matchSanta Clara, CA, United StatesHQ recorded Sep 18, 202611-506 contacts →

Exact match

“Our Mission is clear: to provide clean water solutions to the world.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
22Exact matchHarlingen, TX, United StatesHQ recorded Sep 18, 202611-505 contacts →

Exact match

“INNOVATION through EXPERIENCE NorrisLeal is the fresh take on decades of proven engineering expertise plus outside-the-box thinking that combines the best of both traditional and…”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
23Exact matchMc Allen, TX, United StatesHQ recorded Sep 18, 202611-505 contacts →

Exact match

“Company founded in 2015 dedicated to the search, innovation and development of process water technologies in which the main objective is maximum recovery, lower energy consumption…”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
24Exact matchBoston, MA, United StatesHQ recorded Sep 18, 202611-505 contacts →

Exact match

“Poseidon Water LLC is experienced in the development of, management & investment in a variety of projects undertaken through a public-private partnership approach.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
25Exact matchSacramento, CA, United StatesHQ recorded Sep 18, 20261-105 contacts →

Exact match

“Tenkiv's Mission is: Democratizing sustainable water and energy access.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase

Showing 25 of 121 solar thermal desalination companies based in the United States

See the full list, filter by size, metro and specialty, and access 440 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Solar thermal desalination companies based in the United States at a glance

As of Sep 18, 2026
39.1%Verified-email coverage
9.3Average contacts per company
1-10Median size (employees)
3.3%Largest-city concentration · Houston
Sep 18, 2026Page data refreshed

Companies by employee count

1-10
67
11-50
42
51-200
7
201-500
4
1,001-5,000
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 121 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 “solar thermal desalination companies” 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 440 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 18, 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 “solar thermal desalination companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many solar thermal desalination companies are there based in the United States?

RevenueBase identified 121 company matches for solar thermal desalination companies associated with the 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?

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

Which city has the most solar thermal desalination companies?

Houston leads with 4 company records, followed by San Diego (4) and Princeton (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 440 professional contacts with verified work emails tracked across these 121 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 18, 2026.

Ready to reach these companies? Verified emails and direct dials for all 121 solar thermal desalination companies based in the United States. Start with a free account, no credit card.

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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.