Based in Marietta, Ohio, Day Arc Environmental Systems designs and delivers turnkey indoor cultivation environments that pair geothermal cooling, water-cooled components, and precise digital controls. The company launched its public offering in April 2024 after nearly a decade of carbon-neutral design work, and its system is intended to cut energy use by up to 70% compared with standard grow designs. Day Arc was named a 2024 CannaTech Innovation Award winner and operates a manufacturing and R&D facility in Marietta.
Johnson Control Metasys Certification
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Box4GrowFounded in 2016 by licensed New York cultivator Greg Payne, Box4Grow designs and manufactures turnkey modular cultivation facilities for cannabis and other controlled-environment growers. Born from Payne’s frustration with 18-month construction projects, the company has since deployed more than 400 facilities across nine states, delivering grow rooms and complete cultivation infrastructure in roughly 8–12 weeks. Its systems are built around real commercial growing workflows, with expandable designs that help operators add capacity without rebuilding.NEW HAMPTON, NY
Certified Cultivators CorporationFamily-owned and operated from Dayton, Certified Cultivators Corporation grows and processes cannabis for its Ohio-focused CERTIFIED brand and dispensary network. The company has been part of Ohio’s cannabis industry since its beginning, operating a Level 1 cultivation and processing facility with an on-site Cleveland grow and lab. Its Dayton facility occupies a site that has housed family businesses for three generations, a history the company carries into its science- and design-led cannabis production.COLUMBUS, OH
VIGEO GARDENSVIGEO GARDENS grew from a basement operation serving cancer patients into Rubber City Farm, a nearly 30,000-square-foot indoor farm in Akron’s historic BF Goodrich factories producing leafy greens and microgreens year-round. Its hydroponic, climate-controlled operation supplies locally grown produce harvested and delivered within 24 hours, while using less water and composting farm waste for community farms in Akron.AKRON, OH
2445 OrganicsFounded around inventor Andy Maslin’s patented growing technology, 2445 Organics makes soil-based indoor SuperGrow systems that can take lettuce, basil and other vegetables from seed to harvest in as little as 18 days. Based in Potsdam, the company designs racks for homes, businesses and educational settings, and its systems are now used in more than 100 schools along with facilities serving veterans, seniors and other communities. Its year-round approach brings hands-on food growing into small indoor spaces rather than relying on traditional outdoor seasons.MASSENA, NY