Prospiant Story

The Faster You Grow,
the Faster You’ll Grow

You’re confident about the power of your ideas. But big ideas are not enough. It’s time to demand thinking you can count on to accelerate your ambitions toward unparalleled achievement.


You’ll never keep up with consumers’ growing demand for fresh fruits and vegetables grown locally. That’s how you know you’re in the right business. Now you need the right partner for structures, equipment and systems.


The legal cannabis industry is growing faster than almost any other business in the United States. You’re ready to grab your share of the market. Partner with industry leaders who can help you make it happen.


Your mission: Advance the understanding of cultivation as well as plant genetics and cultivars to enhance lifestyles and protect species. Educators and researchers need modern, versatile greenhouses and equipment at high schools, universities and private centers to accomplish this. We can help.


Want to ensure your flowers and other plants reach their full potential with lower operational costs, less water, and fewer fertilizers and pesticides? Need to repair greenhouse structures and equipment quickly and safely?


We’re Here to Help

We share our proven controlled environment agriculture (CEA) know-how and leading technologies because you want an expert, dependable partner at every step toward your goals. And because we believe in what you can do. We’re the only supplier you’ll need.

Greenhouse Cultivation - Flowers & Retail at Pleasant View Gardens
Greenhouse Construction - Pleasant View Gardens

Your Way of Doing Things Gives You an Edge

We can help you capitalize on it. Our specialists in engineering, installation, optimization, maintenance, restoration, scaling and innovation enable organizations just like yours to succeed.


Say Hello to Prospiant

Depend on Our Unmatched Heritage and Expertise to Achieve Your Goals

You’re ready to innovate in order to unlock tremendous opportunities. Leverage our team’s thorough market understanding and the broadest portfolio in the industry. Dream it, and we can help you create complete ecosystems tailored to your unique needs.

As our partner, you can grow confidently because you will benefit from the financial strength and end-to-end expertise built by our heritage companies during more than 185 years of combined business success.

Nexus Greenhouse Systems

Nexus is a leading cannabis and commercial greenhouse solutions provider. We are your single-source solution for commercial, cannabis, and institutional greenhouse design, engineering, and manufacturing. With innovative designs, exceptional service, and expert construction practices, we’re continually investing in new production automation and efficiency upgrades to deliver value with advanced growing systems and managed cost structures.

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RBI (Rough Brothers Inc.)

RBI is a leading provider of climate-controlled structures and custom growing solutions for research, retail and commercial applications. Founded in 1932, we are your expert partners for the design, manufacture, and build of commercial and institutional greenhouses for agricultural and horticultural growing environments. Our team works collaboratively with you to design customized solutions for every growing function.

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ThermoEnergy Solutions

Thermo Energy is your trusted partner in delivering complete large-scale commercial greenhouse solutions, including design, engineering and installation of turnkey projects. Thermo Energy supplies and installs greenhouse heating and cooling systems, irrigation systems, CO2 systems, hot water storage tanks, boiler install and service, greenhouse carts, custom stainless-steel kitchens in bunkhouses and fabrication of greenhouse structures.

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Tetra designs and builds commercial indoor cannabis cultivation systems to deliver absolute growing precision through automation integration. Tetra has been planning, building and perfecting controlled growing environments for years and we know the science and art of indoor cultivation inside out. We see an indoor grow is a “system of systems” – systems that share information and operate in sync to ensure operational longevity and profitability.

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Apeks Supercritical

Apeks Supercritical manufactures industry-leading CO2 extraction technologies for the safe and efficient extraction of high-quality oil from plant-based biomass such as hemp and cannabis. Apeks started with a mission to provide a cleaner, safer and more efficient way to extract high quality botanical oils and continues with a pioneering spirit and dedication to our craft to meet the evolving needs of our industry.

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Delta Separations

Delta Separations manufactures innovative ethanol and solventless extraction, recovery, and distillation technologies for the processing of high-quality oil from biomass such as hemp and cannabis. Delta’s systems adhere to national and worldwide standards such as the UL/CUL 1389, the ISO 9001, and various US patents—the first extraction equipment to do so. There’s a Delta system in nearly every large-scale extraction facility in North America.

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