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Kleinfelder Water Technologies is the McClure, Ohio-based successor to Industrial Fluid Management, which Kleinfelder acquired in 2020 after IFM had spent decades serving water-cycle needs. The combined operation brings a 1961 engineering heritage and IFM’s water-treatment experience to custom projects for industrial and commercial clients, including facilities that need water reuse or wastewater treatment.
Known across North America for more than 30 years, Klimer Platforms develops mast-climbing access equipment for construction crews working on demanding buildings and infrastructure. The Milton, Ontario company is distinguished by custom, modular designs for unusual access conditions, with project support extending from equipment selection through field service and training.
As a second-generation family farm in East Central Indiana, Kline Family Farms is defined by its family values and responsibility to the land. The operation works with landowners and crop partners to care for farm ground, using soil-health monitoring and conservation practices to preserve its productivity for the future.
Founded as a family business in 1886, KLINGER Group manufactures industrial sealing, fluid-control and fluid-monitoring systems for leakage-free transport of fluids and gas. From 18 production sites, its 3,100 employees support customers through a network spanning 60 countries, combining standardized products with customized solutions developed and tested in the group’s laboratories.
Established in 1935 by Albert and Theresa Klingshirn, Klingshirn Winery is a family farm and winery in Avon Lake producing wines from grapes grown on its Lake Erie-area vineyards. Today, third-generation operator and viticulture-and-enology graduate Lee Klingshirn serves as primary winemaker, continuing a legacy that began with surplus grapes fermented in the family cellar. The winery also supplies grape juice to local home winemakers and earned a 2025 Ohio Wine Competition Double Gold for its Pink Catawba.
Founded in 1965, Klöckner Pentaplast manufactures rigid and flexible plastic packaging solutions, including protective films and packaging for pharmaceutical, medical, food and consumer products. The company operates 27 plants in 16 countries with more than 5,000 employees, and places recycled-content products and circular-economy design at the center of its work. Its BlisterPro XCEL service adds rapid pharmaceutical packaging prototyping and stability modeling to its manufacturing expertise.
Established in 1955, Klopfenstein Art Equipment MFG. is a small Mansfield, Ohio manufacturer known for building steel art equipment designed to stay in service for generations. Its original Professional Art Easel remains a defining product, while the company supplies durable workstations for artists, studios, and classrooms.
Founded in Covington in 1892 by Frank Klosterman and Charlie Thiewald, Klosterman Baking Company grew from a small delivery bakeshop into a major Midwest bakery while remaining closely associated with its founding family for four generations. Though the family transferred ownership in 2022, the company continues its legacy of supplying fresh bread to commercial customers across the region and frozen products nationwide.
Established in 2009, KMAK Group LLC is an Ohio manufacturing company producing injection-molded parts and components. It operates a 120,000-square-foot facility near central Ohio and combines plastic molding with assembly and distribution; its stated customer markets include automotive, heavy truck, and retail.
From its northern Indiana base, KMC Controls makes open building automation and technology systems that manage HVAC and other building operations. The independent American manufacturer has been in business for 50 years and manufactures exclusively in the United States, pairing BACnet-based controls with software and IoT platforms that can integrate with existing equipment and scale across facilities. KMC has maintained ISO 9001 certification since 1997 and was granted ISO 9001:2015 approval.
KMI Printing is a Chardon, Ohio commercial printing company that helps businesses turn project artwork and information into printed materials. Its customer-service process is built around remote estimates, proof approvals, and convenient pickup and delivery, with online requests available around the clock.
KMI Processing, LLC is a Minerva, Ohio company that provides facilities and a workforce to complete manufacturing processes for customers. It tailors this work to customer specifications and describes its role as adding value to their products.
Knick Interface LLC is the North American interface-technology arm of Knick, a company whose roots in electrical measurement go back more than 80 years. It supports customers with high-voltage measurement and signal-conversion solutions, backed by sales and service operations in California and product shipping from Ohio. Its quality management system is certified to ISO 9001:2015.
From its East Canton roots in the early 1900s, Knight Material Technologies designs, manufactures, installs and services custom corrosion-resistant linings and process equipment for severe industrial environments. The company carries forward the KNIGHT-WARE® vitreous-ceramic tradition while bringing together Electro Chemical Manufacturing, founded in 1949, and Superior Dual Laminates, whose lined-FRP work spans more than 40 years. Serving customers in more than 40 countries, Knight is especially distinctive for combining acid-resistant ceramic systems, fluoropolymer linings and dual-laminate equipment under one engineering and service organization.
Knight Material Technologies designs, manufactures, installs and services corrosion-resistant linings and process equipment for demanding industrial operations. The business traces its heritage to the Maurice A. Knight Company’s early-1900s vitreous ceramic KNIGHT-WARE products, and today works alongside Electro Chemical Manufacturing and Superior Dual Laminates. Headquartered in East Canton, Ohio, it sells in more than 40 countries and serves industries including chemical processing and mining.
Knott Brake Company traces its roots to a 1937 German parent company and has operated in the United States since 1987, growing from founder Hans Knott’s home-based business into a 65-person manufacturer in Lodi, Ohio. Known for adapting German-engineered braking solutions to demanding off-highway equipment, the company develops custom systems for machinery makers and supports them with in-house engineering, manufacturing and testing. Its operation is ISO 9001:2015 certified.
Founded by Yvette Beohm Grubb in 2018, Knotty Pallet is a nationwide pallet and packaging provider that works with more than 500 manufacturers to build and manage customer-specific pallet programs. The Canton-based company stands out for pairing supply-chain management with recovery, repair, and recycling efforts that reduce waste and help manufacturers keep pallets moving. Knotty Pallet is WBENC-certified, a member of the National Wooden Pallet and Container Association, and a USDA BioPreferred® pallet provider.
With more than a century of experience in the rubber and plastics industry, Kobelco Stewart Bolling is a Northeast Ohio manufacturer serving tire, rubber, and plastics producers worldwide. The Hudson company is also an original equipment manufacturer that helps extend the life of processing machinery through rebuilding and repair.
Since 1988, Koch Crystal Finishing has specialized in grinding, polishing, and restoring delicate infrared and laser optics, including spectrophotometer windows and custom optical components. Its anhydrous polishing process is designed for moisture-sensitive crystals, while custom HIPS packaging protects finished surfaces from contamination and damage during shipment. The Elyria company also offers repolishing for clouded or scratched windows and custom far-infrared work, supported by staff with more than 65 years of combined experience.
Privately held and employing more than 13,000 people, Koch Foods has built its identity as one of the United States’ largest integrated poultry processors. Its heritage is in foodservice, and its vertically integrated operation carries chicken from the farm through processing to customers, with retail presence under the Koch Foods and Oven Cravers names.