Company lists · Data refreshed September 2026

Top 25 Greenhouse management services based in the United States

Name: Greenhouse management services based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 401 companies tracked

RevenueBase identified 401 greenhouse management services headquartered in the United States as of September 2026 and tracks 4,111 professional contacts across them, including 1,204 with verified work emails. Chicago is the largest hub.

This list covers greenhouse management services 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 19, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review

401Companies

4,111Contacts tracked

1,204Verified emails

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The 25 largest greenhouse management services based in the United States

Ranked by team size

Top 25 of 401 greenhouse management services based in the United States, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to greenhouse management services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Agritecture	Indirect evidence	New York, NY, United StatesHQ checked Sep 19, 2026	n/a	627 contacts →
	Indirect evidence “Agritecture is a global advisory firm specializing in climate-smart agriculture and controlled environment agriculture (CEA).” Source: RevenueBase Database · checked Sep 19, 2026
2	Green Circle Growers	Partial evidence	Oberlin, OH, United StatesHQ checked Sep 19, 2026	1,001-5,000	295 contacts →
	Partial evidence “Green Circle Growers is one of the largest greenhouses in North America with over 150 acres of indoor growing space.” Source: RevenueBase Database · checked Sep 19, 2026
3	Mantis Innovation	Partial evidence	Houston, TX, United StatesHQ checked Sep 19, 2026	201-500	233 contacts →
	Partial evidence “At Mantis Innovation, our experts provide data-driven, consultative services designed to optimize your facility, sustainability, and energy management strategies, while ultimately…” Source: RevenueBase Database · checked Sep 19, 2026
4	Prospiant	Indirect evidence	Cincinnati, OH, United StatesHQ checked Sep 19, 2026	201-500	124 contacts →
	Indirect evidence “Prospiant represents the agriculture technology business portfolio of Gibraltar Industries, Inc.(NASDAQ: ROCK), and is the leading U.S-based provider of turnkey controlled…” Source: RevenueBase Database · checked Sep 19, 2026
5	James River Grounds Management	Partial evidence	Glen Allen, VA, United StatesHQ checked Sep 19, 2026	201-500	96 contacts →
	Partial evidence “James River Grounds Management, Inc.” Source: RevenueBase Database · checked Sep 19, 2026
6	Speedling Incorporated	Indirect evidence	Ruskin, FL, United StatesHQ checked Sep 19, 2026	51-200	92 contacts →
	Indirect evidence “At Speedling we are motivated by our customers’ success.” Source: RevenueBase Database · checked Sep 19, 2026
7	Natural Beauty Growers	Partial evidence	Denmark, WI, United StatesHQ checked Sep 19, 2026	51-200	66 contacts →
	Partial evidence “Natural Beauty is a socially and environmentally conscious greenhouse, leading the way to a greener and more colorful world.” Source: RevenueBase Database · checked Sep 19, 2026
8	Adeptag	Indirect evidence	Oberlin, OH, United StatesHQ checked Sep 19, 2026	51-200	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 19, 2026
9	Eden Green Technology	Partial evidence	Cleburne, TX, United StatesHQ checked Sep 19, 2026	51-200	52 contacts →
	Partial evidence “Closed as of 12/13/25 Our vertical greenhouses grow and harvest the freshest produce around; safely, consistently and sustainably 24/7/365 Partner with us and keep your produce…” Source: RevenueBase Database · checked Sep 19, 2026
10	Campbell INC	Indirect evidence	Northwood, OH, United StatesHQ checked Sep 19, 2026	51-200	51 contacts →
	Indirect evidence “We are a full service HVAC contractor employing a highly skilled team of professionals trained in all aspects from proactive preventive maintenance through design/build and…” Source: RevenueBase Database · checked Sep 19, 2026
11	Iconergy, LTD	Partial evidence	Denver, CO, United StatesHQ checked Sep 19, 2026	11-50	47 contacts →
	Partial evidence “Iconergy is a leading energy services company committed to revolutionizing energy management.” Source: RevenueBase Database · checked Sep 19, 2026
12	Stuppy Greenhouse, INC	Partial evidence	North Kansas City, MO, United StatesHQ checked Sep 19, 2026	11-50	41 contacts →
	Partial evidence “Stuppy is proud to be one of North America’s top greenhouse companies.” Source: RevenueBase Database · checked Sep 19, 2026
13	Cedar Creek Energy	Partial evidence	Blaine, MN, United StatesHQ checked Sep 19, 2026	51-200	37 contacts →
	Partial evidence “Cedar Creek Energy is a Minnesota-based company that specializes in energy management services and renewable energy integration for residential, commercial, agricultural, and…” Source: RevenueBase Database · checked Sep 19, 2026
14	Landcare Logic	Indirect evidence	Southern California, CA, United StatesHQ checked Sep 19, 2026	201-500	33 contacts →
	Indirect evidence “Landcare Logic has been a leading innovator in the Landscape Industry since 2007.” Source: RevenueBase Database · checked Sep 19, 2026
15	Grand Flower Growers	Partial evidence	Wayland, MI, United StatesHQ checked Sep 19, 2026	51-200	31 contacts →
	Partial evidence “Grand Flower Growers is a greenhouse specializing in premium annuals found in Home Depot stores across the great city of Chicago and Chicago's many suburbs.” Source: RevenueBase Database · checked Sep 19, 2026
16	Link4 Corporation	Partial evidence	Anaheim, CA, United StatesHQ checked Sep 19, 2026	11-50	30 contacts →
	Partial 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 19, 2026
17	NEXEM	Indirect evidence	Chicago, IL, United StatesHQ checked Sep 19, 2026	11-50	30 contacts →
	Indirect 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 19, 2026
18	Poly-Tex, INC	Partial evidence	Northfield, MN, United StatesHQ checked Sep 19, 2026	51-200	29 contacts →
	Partial evidence “Established in 1983, Poly-Tex has been manufacturing quality greenhouses, shade structures, display fixtures, and solar canopy structures for almost 30 years in Castle Rock…” Source: RevenueBase Database · checked Sep 19, 2026
19	The Picas Group	Indirect evidence	Grand Rapids, MI, United StatesHQ checked Sep 19, 2026	11-50	28 contacts →
	Indirect evidence “In today’s horticulture industry, automation and efficiency are no longer optional-they’re vital.” Source: RevenueBase Database · checked Sep 19, 2026
20	Landscape Garden Centers	Indirect evidence	Sioux Falls, SD, United StatesHQ checked Sep 19, 2026	51-200	28 contacts →
	Indirect evidence “What started as a destination Garden Center in the vast rural environment just outside of Sioux Falls city limits, Landscape Garden Centers has blossomed into the region's premier…” Source: RevenueBase Database · checked Sep 19, 2026
21	Plantscaping & Blooms	Indirect evidence	Cleveland, OH, United StatesHQ checked Sep 19, 2026	11-50	27 contacts →
	Indirect evidence “At Plantscaping & Blooms our primary objective is to accomplish work in the most professional manner possible and to give our customers more than they expect in terms of service…” Source: RevenueBase Database · checked Sep 19, 2026
22	Dallas Johnson Greenhouse INC	Indirect evidence	Council Bluffs, IA, United StatesHQ checked Sep 19, 2026	11-50	27 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026
23	Ceres Greenhouse Solutions	Partial evidence	Boulder, CO, United StatesHQ checked Sep 19, 2026	11-50	24 contacts →
	Partial evidence “Ceres Greenhouse Solutions designs and engineers high-performance greenhouses for commercial growers, research institutions, and organizations across the globe looking to grow…” Source: RevenueBase Database · checked Sep 19, 2026
24	Greenwood Group Landscape	Partial evidence	Atlanta, United StatesHQ checked Sep 19, 2026	51-200	24 contacts →
	Partial evidence “The Greenwood Group provides professional horticultural services for integrated landscape management programs which include ornamental and sports turf maintenance, lawn care, weed…” Source: RevenueBase Database · checked Sep 19, 2026
25	Biotherm Solutions	Partial evidence	Cotati, CA, United StatesHQ checked Sep 19, 2026	11-50	23 contacts →
	Partial evidence “With over 44 years of unparalleled experience, BioTherm has been at the forefront of revolutionizing greenhouse climate technology.” Source: RevenueBase Database · checked Sep 19, 2026

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: greenhouse management services. 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 greenhouse management services.
Partial evidence: Its own public description names part of greenhouse management services, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name greenhouse management services. 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 401 greenhouse management services based in the United States

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Greenhouse management services based in the United States at a glance

As of Sep 19, 2026

29.3%Verified-email coverage

10.3Average contacts per company

1-10Median size (employees)

2.0%Largest-city concentration · Chicago

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

223

11-50

123

51-200

201-500

1,001-5,000

10001+

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 401 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 greenhouse management services, 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 “greenhouse management services”. 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 greenhouse management services), 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 greenhouse management services, 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, 1,204 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 19, 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 greenhouse management services, 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 greenhouse management services are there based in the United States?

RevenueBase identified 401 greenhouse management services 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?

Agritecture, headquartered in New York, tops this list with the largest team on record.

Which city has the most greenhouse management services?

Chicago leads with 8 headquartered companies, followed by Atlanta (7) and Cincinnati (7).

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 1,204 verified decision-maker contacts tracked across these 401 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 19, 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.