Manufacturer Directory
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WV
Since James Mazzella started the company in Cleveland in 1954 by hand-braiding wire-rope slings, Mazzella Companies has grown into an independently owned organization with more than 1,000 employees at over 40 locations across North America. Its no-excuses, customer-first culture supports industrial customers with lifting equipment and related service, while its roots in practical rigging work still shape the company today.
Mazzella Companies began in Cleveland in 1954, when James Mazzella hand-braided wire-rope slings, and it remains independently owned more than 70 years later. Now employing more than 1,000 people at dozens of locations, the company serves industrial customers through engineered lifting solutions and related support, with a culture shaped by safety and long-standing customer relationships.
Founded in Cleveland in 1954 by James Mazzella, Mazzella Companies grew from a one-man shop hand-braiding wire-rope slings into one of the country’s largest independently owned companies in the lifting and rigging field. Today, more than 1,000 employees across dozens of locations carry forward that hands-on heritage by designing overhead cranes and supporting industrial customers with practical lifting expertise. Its history is marked by organic growth, acquisitions, and long-standing customer relationships.
Founded by Joseph J. McCarthy in Wilkes-Barre in 1926, McCarthy Tire Service is a family-owned commercial tire dealer that supplies and services tires for fleets, industrial equipment and passenger vehicles. The company has grown to more than 75 East Coast locations, 13 Bandag retread plants and over 1,500 associates, while the fourth generation of the McCarthy family now works across the business. Its retreading operation is a defining specialty, and McCarthy is ranked the fourth-largest independent commercial tire dealer and seventh-largest retreader in the United States.
McIntosh Box & Pallet began as a small East Syracuse box company in 1961 and remains a privately held manufacturer serving supply chains across the United States and Canada. More than 300 employees now work across its multi-facility operation, building custom wood packaging for manufacturers and supporting their recurring shipping needs.
Meadow River Hardwood Lumber Co., LLC manufactures Appalachian hardwood lumber and sells hardwood logs and wood by-products. Its sawmill produces rough-cut lumber, including green and kiln-dried products, for domestic and international customers.
Founded in 1973 by President and Chief Engineer Abraham Abdi, family-operated Merrick International makes plastic hangers and home-organization goods for major retailers across North America and beyond. Its U.S. manufacturing centers on in-house product design, tooling, and high-cavitation injection molding, with machines capable of producing parts from 96 cavities. Merrick operates facilities in California, Texas, and West Virginia and continues to make quality products in the United States.
For more than 40 years, Metalcraft MER, Inc. has built lasting relationships with mining customers while retaining many employees for a decade or longer. Based in Summersville, West Virginia, the company is known for extending the working life of underground mining machinery through remanufacturing and repair, with custom fabrication work also serving industrial customers beyond mining.
Family-owned and operating continuously since 1952, Metsch Refractories manufactures custom industrial ceramic products for investment-casting foundries and OEM applications. The Chester company draws on more than 70 years of application experience, time-tested ceramic compositions, and flexible forming and firing capabilities to make both consumable foundry products and durable components designed for a product’s service life. Metsch remains closely tied to the Chester community and became part of LANIK Holding in 2022.
MHI RJ Aviation ULC is the Mitsubishi Heavy Industries company behind the CRJ Series program, acquired by MHI in 2020 after the aircraft family had become a fixture of regional aviation. From its Montréal headquarters, it supports CRJ operators around the world with maintenance and engineering expertise backed by a network spanning North America and Germany.
Mark and Nancy Miller founded this patient-centered practice in 2012 to bring prosthetic and orthotic care to the Mid-Ohio Valley. Today, their team serves patients from Belpre and Parkersburg while extending care into greater Columbus through a mobile clinic; the founders also created the Amputee Center to support people beyond their clinical visits.
For more than 40 years, Mining Resistors International has been a fixture in the mining, railroad, petrochemical, and steel industries. From its Chapmanville, West Virginia base, the company makes electrical resistors for OEMs and end users, with equipment used across North America and as far away as the Philippines and South Africa.
Since 1951, Parkersburg’s Mister Bee has been making West Virginia potato chips from whole fresh potatoes, leaving the skins on and cooking each slice low and slow. The chips are chosen for flavor rather than appearance, giving the brand’s old-fashioned snacks their distinctive irregular look and nostalgic crunch. Mister Bee also puts a local spin on the category with flavors inspired by West Virginia folklore and food traditions, including Mothman and pepperoni roll chips.
Mitsubishi Chemical Methacrylates produces the methacrylate monomers that form the building blocks of acrylic materials, supplying customers from manufacturing sites, offices and distribution networks across Asia, the Americas and Europe. Its roots reach back to the early 20th century, including the development of methyl methacrylate for the first clear acrylic sheet and decades of acrylic production experience. Today, the Mitsubishi Chemical Group operation combines global scale with all three major MMA manufacturing technologies—ACH, C4 and Alpha—while pursuing its KAITEKI philosophy of sustainable well-being.
Founded in 2011 as a Moffitt Cancer Research Center spinoff, Modulation Therapeutics is a Morgantown clinical-stage biotechnology company developing therapies for aggressive solid-tumor cancers and liver disease. Its research team combines targeted alpha radiotherapy with peptide and small-molecule drug development, including a therapy for metastatic melanoma that has received FDA Orphan Drug and Fast Track designations. The privately held company moved its primary operations to West Virginia in 2016 and works with West Virginia University researchers to advance its pipeline toward clinical use.
Momentive is a global specialty chemical manufacturer with an international network of sites supporting customers across major industrial markets. Its facilities include manufacturing, research and development, and customer-service operations serving companies worldwide.
Motion Fluid Power Solutions combines hydraulic and pneumatic distribution with custom system design, repair and remanufacturing for industrial customers. Its specialists work from component selection through integrated builds, while a network of more than 90 locations supports on-site service and quick access to parts. The company’s repair operation includes more than 200 years of combined technician experience and ISO 9001-certified processes.
Mott Manufacturing designs and manufactures laboratory furniture and fume hood solutions, with a particular strength in turning unusual lab requirements into custom-built products. Its Canadian steel division and U.S. panel products division support work ranging from small dimensional changes to newly engineered furniture and fume hoods in almost any shape or size. Mott’s ISO 9001:2015 quality management system and testing to SEFA Recommended Practices underpin products intended for demanding laboratory use.
Founded in 1946 by the Moulder family, Nitro-based Mouldagraph Corporation combines industrial machining, custom fabrication and heavy-equipment repair under one roof. Its 44,000-square-foot facility supports repair-part work and large equipment rebuilds, while mobile machining and welding teams serve customers at job sites across the region and nationwide. The company also operates Advantage Plus Centrifuge for specialized centrifuge repair and maintenance.
In Hazelton, West Virginia, Mountain Craft Wide Plank turns locally sourced Appalachian hardwood—and, through its StoryWood service, logs from a customer’s own land—into custom wide-plank flooring and architectural woodwork. This small manufacturer handles each project one client at a time, with all production equipment housed at one facility and craftsmen inspecting boards through the process. Every floor carries a lifetime guarantee, and the company is a member of the National Wood Flooring Association.