Company lists · Data refreshed September 2026
Top 25 Indoor farm equipment manufacturers based in the United States
RevenueBase identified 278 indoor farm equipment manufacturers headquartered in the United States as of September 2026 and tracks 3,318 professional contacts across them, including 944 with verified work emails. Las Vegas is the largest hub.
This list covers indoor farm equipment manufacturers headquartered in the 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest indoor farm equipment manufacturers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 228 contacts → | ||||
Partial evidence “Plenty is a new kind of farm for a new kind of world.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 180 contacts → | ||||
Indirect evidence “GrowGeneration is the nation’s largest specialty retailer and distributor serving commercial hydroponic, controlled environment agriculture (CEA), and specialty cultivation…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 147 contacts → | ||||
Strong evidence “Hydrofarm is a leading distributor and manufacturer of hydroponics equipment and supplies for controlled environment agriculture, including high intensity grow lights, climate…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 133 contacts → | ||||
Indirect evidence “At Soli Organic, we believe that fresh, organic produce should be for everyone.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 129 contacts → | ||||
Partial evidence “Founded in 1995, Sunlight Supply, Inc, is a Vancouver, WA based manufacturer and distributor of specialty gardening supplies.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 125 contacts → | ||||
Strong evidence “AppHarvest is a sustainable food company in Appalachia developing and operating some of the world’s largest high-tech indoor farms with robotics and artificial intelligence to…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 108 contacts → | ||||
Partial evidence “Valco Industries, Inc, is a leading manufacturer of high performance commercial farming systems and components backed by VAL-CO’s outstanding technical support and quality…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 105 contacts → | ||||
Partial evidence “Gardyn is the new and easiest way to turn any space into a thriving hydroponic indoor gardening system, whether it’s your home, office, or even a commercial kitchen.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 58 contacts → | ||||
Indirect evidence “AdeptAg is the North American leader in turnkey design, automation solutions, controls, irrigation systems, and services for any of your controlled environment production needs.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 47 contacts → | ||||
Indirect evidence “Yetter Co, Inc.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 46 contacts → | ||||
Strong evidence “Let's get growing with the World’s Easiest-To-Use Indoor Micro-Farm™ We make indoor farming simple, safe, and elegant.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 43 contacts → | ||||
Indirect evidence “Rough Brothers Inc.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 41 contacts → | ||||
Indirect evidence “Stuppy is proud to be one of North America’s top greenhouse companies.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 39 contacts → | ||||
Indirect evidence “Gregg Sauder and his team of farmers, agronomists and engineers have a mission: for every farmer to reach the yield potential of modern seed corn.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 35 contacts → | ||||
Indirect evidence “You fuel and feed the world.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 33 contacts → | ||||
Partial evidence “At Freight Farms, we believe that healthy food is a fundamental right, not a luxury.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 30 contacts → | ||||
Indirect evidence “Link4 Corporation builds the systems that power modern cultivation - smart greenhouse controls, automated irrigation, custom OEM solutions, and licensed electrical installations…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 30 contacts → | ||||
Partial evidence “Nexem is an engineering and consulting company that provides expertise and solutions to customers growing indoors in controlled environments.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 28 contacts → | ||||
Indirect evidence “Lighting the Future of Cultivation At FOHSE, we engineer the world’s most powerful, efficient, and reliable LED grow lights built for cultivators who refuse to compromise on…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 28 contacts → | ||||
Indirect evidence “We are a controlled environment agriculture (CEA) company that leverages plant science, machine learning and robotics to sustainably grow vegetables in greenhouse environments.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 27 contacts → | ||||
Indirect evidence “20+ Years of Lighting the Industry from the Inside Out At ILUMINAR LIGHTING, we’ve spent over two decades inside grow rooms, testing, refining, and engineering lighting that…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 27 contacts → | ||||
Strong evidence “At AGEYE, we revolutionize indoor farming with AI-driven solutions, integrating advanced farm management software with state-of-the-art robotics.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 23 contacts → | ||||
Indirect evidence “With over 44 years of unparalleled experience, BioTherm has been at the forefront of revolutionizing greenhouse climate technology.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 23 contacts → | ||||
Indirect evidence “American Hydroponics (AmHydro) has been a leader in commercial hydroponic systems and horticultural consulting for over 30 years.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 22 contacts → | ||||
Strong evidence “AEssenseGrows is advanced technology indoor farming, bringing precision, automation, and performance to sustainable commercial farms.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: indoor farm equipment manufacturers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names indoor farm equipment manufacturers.
- Partial evidence
- Its own public description names part of indoor farm equipment manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name indoor farm equipment manufacturers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 278 indoor farm equipment manufacturers based in the United States
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Indoor farm equipment manufacturers based in the United States at a glance
As of Sep 16, 2026Companies by employee count
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 278 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 indoor farm equipment manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search 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 Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “indoor farm equipment manufacturers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names indoor farm equipment manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among indoor farm equipment manufacturers, and records with no verified work email. Companies headquartered outside United States 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 its RevenueBase Smart Search 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, 944 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 16, 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.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names indoor farm equipment manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many indoor farm equipment manufacturers are there based in the United States?
RevenueBase identified 278 indoor farm equipment manufacturers headquartered in the 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?
Plenty, headquartered in South San Francisco, tops this list with the largest team on record.
Which city has the most indoor farm equipment manufacturers?
Las Vegas leads with 8 headquartered companies, followed by New York (8) and Sacramento (6).
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 944 verified decision-maker contacts tracked across these 278 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 16, 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 Smart Search, 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.
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