Prospiant is a Cincinnati-based company formed in 2021 by bringing together three established greenhouse businesses, whose combined history reaches back more than 180 years. It is known for carrying controlled-environment agriculture projects from concept through construction and long-term support for commercial growers, retailers, and educational institutions. Its newer 60,000-square-foot Cincinnati facility also supports industrial powder coating work beyond the greenhouse sector.
OSHA 10/30 Certification
Compliance program
OSHA30
Quality certification
ProspiantProspiant designs, manufactures, and builds commercial greenhouses and controlled-environment growing facilities, providing integrated systems and ongoing support from its Cincinnati base. Formed in 2021 from Rough Brothers, Nexus Greenhouse Systems, and ThermoEnergy Solutions, the company draws on more than 180 years of combined greenhouse experience and operates manufacturing facilities in the United States and Canada. Prospiant also applies its large-part manufacturing capabilities to industrial powder coating, metal fabrication, and related finishing work.CINCINNATI, OH
CropKingFounded in 1982 as a family-owned business, Ohio-based CropKing manufactures greenhouse structures and hydroponic systems for controlled-environment agriculture. Its distinctive in-house research greenhouse lets the company trial products while its horticulturists, engineers and technical advisers support growers with system design, training and crop questions. CropKing serves customers across the United States and more than 20 other countries, working with commercial growers as well as educators and hobbyists.LODI, OH
Powder Kote IndustriesFounded in 1971, family-owned Powder Kote Industries is a Cincinnati powder-coating job shop that applies custom finishes to metal parts, from high-volume production runs to one-off restoration work. Its in-house team pairs conveyorized and batch capabilities with media blasting, giving manufacturers and hobbyists a single local shop for preparing and finishing parts. Powder Kote serves customers across fields including automotive, construction, food equipment, and medical equipment.CINCINNATI, OH
PowderWerxPowderWerx is a fast-growing Cincinnati-area finishing company known for detailed work and quick turnaround. It serves personal, commercial, and industrial customers with powder coating for projects of many sizes and complexities.MONROE, OH