Catalyst Connection
Find manufacturersAdd your company
Catalyst Connection

Copyright 2026 Catalyst Connection

All rights reserved

Directory

  • All manufacturers
  • Maryland manufacturers
  • New York manufacturers
  • Ohio manufacturers
  • Pennsylvania manufacturers
  • West Virginia manufacturers

Company

  • About us
  • Blog
  • Contact us

Support

  • Terms of service
  • Privacy policy

Stay up to date

Get regional manufacturing news, events, and resources from Catalyst Connection.

Subscribe to the newsletter

Find manufacturers

Use company names, capabilities, certifications, NAICS codes, and location filters to narrow qualified suppliers faster.

Search

Search by company name, process, material, product, equipment, or capability.

Search results

Showing 4801-4820 of 9132 results

OH

Loris Printing logo

Loris Printing

SANDUSKY, OH
2-10
View profile

Since 1966, second-generation family-owned Loris Printing has printed for North Central Ohio, growing from a two-person garage shop into a 15-employee operation with nearly 18,000 square feet of production and warehouse space. The Sandusky company is an all-digital printer that also handles direct mail and wide-format work, while retaining the personal attention of a small shop. Its 2019 acquisition of Lake Shore Graphic Industries broadened both its services and service area.

Yard SignsBannersBusiness Cards+56 more
Loroco Industries logo

Loroco Industries

CINCINNATI, OH
View profile

Founded in 1898 by Louis O. Rozin, Loroco Industries is a family-owned paperboard manufacturer that shifted from die-cut leather shoe components to laminated and die-cut paperboard products in 1934. It continues to specialize in laminating and die cutting paperboard, with its Loroco plant in Blue Ash and Royal Pad Products plant in Evendale, Ohio.

Paperboard ProductsChipboardTier Sheets+75 more
Lots of Knots Ceramics logo

Lots of Knots Ceramics

BURBANK, OH
11-50
View profile

Lots of Knots Ceramics is a playful ceramic shop built around pieces that customers can paint themselves. Its bisque designs are sold as white ceramics, with painted artwork available by request, giving hobbyists a way to create personalized seasonal and decorative pieces.

Ceramic ornamentsCeramic insertsInsert plates+11 more
Lott Industries logo

Lott Industries

TOLEDO, OH
51-200
View profile

Since 1955, Toledo-based Lott Industries has combined contract manufacturing and business services with vocational training and employment opportunities for adults with developmental disabilities and others facing barriers to work. Its nonprofit operation spans a 160,000-square-foot production facility with more than 200 employees, while community programs such as the Lott Urban Farm and Inspiration Kitchen extend that mission beyond the factory floor. Lott serves customers locally and throughout the United States, making purposeful employment part of its business model.

Traffic ConesTraffic BarrelsTraffic Drums+29 more
Lotus Pipes & RockDrills logo

Lotus Pipes & RockDrills

CLEVELAND, OH
11-50
View profile

Built from engineering roots established by founder Raj Varma in 1986, Lotus Pipes & RockDrills is an India-based manufacturer known for supplying drilling and groundwater infrastructure to customers around the world. Its founder-led business operates manufacturing facilities in India and Hungary and serves contractors, OEMs, distributors, and infrastructure agencies in more than 30 countries. Lotus also maintains regional stock in Europe and market support in the USA.

PVC Well Casing PipesPVC Well Screen PipesBorewell Casing Pipes+62 more
Louis Foods Inc logo

Louis Foods Inc

CINCINNATI, OH
2-10
View profile

Born from a Cincinnati butcher shop established in 1887, Louis Foods produces Uncle Lou’s super-clean pork chitterlings and supplies grocery retailers nationwide, while also developing value-oriented prepared chicken meals under the Hart brand. The Rothhaas family’s fifth generation now carries the business forward, with Louis Foods founded by brothers Rick and Rob in 1997 to bring their family’s signature chitlins to frozen-food aisles across the country. Its Uncle Lou’s Gives Back program has contributed more than $250,000 to community charities since launching in 2018.

Pork ChitterlingsFrozen ChitterlingsReady-to-Cook Asian Chicken Entrees+25 more
Love Thy logo

Love Thy

DAYTON, OH
2-10
View profile

Founded by Amy Ares, Love Thy makes vegan, gluten-free cheesecakes in individual pots using cashews for an ultra-creamy filling instead of traditional or vegan cream cheese. The Cincinnati-based clean-label brand uses certified organic ingredients and manufactures its desserts at a certified gluten-free and peanut-free facility, with flavors such as vanilla, chocolate, and lemon.

Vegan Cheesecake TubsPlain Jane Vanilla CheesecakeDeath By Choc Cheesecake+20 more
Loveman Steel & Fabrication logo

Loveman Steel & Fabrication

BEDFORD HEIGHTS, OH
51-200
View profile

With roots dating to 1931, Loveman Steel & Fabrication engineers and fabricates heavy steel components, from flame-cut parts to complete blast furnace shells, at its Bedford Heights operation. Its 80,000-square-foot, three-bay facility handles weldments weighing up to 70 tons and supports projects from design through delivery, including emergency repairs. The company is also known for 86 years of manufacturing annealing hardware for the steel industry.

Annealing HardwareAnnealing Base SystemsAnnealing Covers+53 more
Lovett Dental Laboratory, Inc logo

Lovett Dental Laboratory, Inc

TOLEDO, OH
11-50
View profile

Established in 1982, Lovett Dental Laboratory is a family-owned Toledo laboratory that creates cosmetic crown-and-bridge and implant restorations for dental practices across Northwestern Ohio and the country. Owner Keith Lovett and his team work closely with each doctor to match clinical preferences, including through in-lab custom shade appointments, while combining digital and traditional techniques. The laboratory serves as a hands-on partner for dentists seeking precisely fitting, natural-looking prosthetics.

Dental RestorationsCrownsBridges+38 more
LRBG Chemicals (USA) Inc logo

LRBG Chemicals (USA) Inc

TOLEDO, OH
11-50
View profile

From its Toledo plant, LRBG Chemicals develops and manufactures custom amino resins and spray-dried powdered resins used as industrial adhesives. The company traces its resin-making roots to 1937 and became LRBG Chemicals in 2018, with a management team whose members bring at least 25 years of hands-on industry experience. LRBG is the only manufacturer of spray-dried melamine, urea and melamine-urea resins in North America, supplying both small orders and truckload quantities worldwide.

Powdered ResinsMelamine Powdered ResinsMelamine-Urea Powdered Resins+43 more
LRP Matting logo

LRP Matting

COLDWATER, OH
11-50
View profile

Since 1971, Ohio-based LRP Matting has made durable rubber flooring and mats for agricultural, commercial, and industrial settings, including what it describes as the largest single rubber mat manufactured in the United States. Its made-to-measure work spans animal comfort in barns and safer footing in demanding workplaces, with custom sizing and interlocking designs for unusual surfaces. Many mats use DRI Rubber’s fiber-reinforced FRC® compound, and the company incorporates upcycled materials and sustainable rubber sourcing.

Rubber FlooringRubber MatsCustom Rubber Products+60 more
LSC Industries, LLC logo

LSC Industries, LLC

JAMESTOWN, OH
2-10
View profile

LSC Industries, LLC is a small-business prime contractor providing manufactured parts, components, assemblies, and finished products for government, military, and commercial entities. It specializes in obsolete and legacy aircraft, weapons-system, and vehicle replacement parts, with in-house inspection and non-contact laser inspection capability.

Manufactured PartsComponentsAssemblies+38 more
LSI Chemical logo

LSI Chemical

MOUNT GILEAD, OH
11-50
View profile

Launched in June 2020 by Lubrication Specialties Inc., LSI Chemical develops oil and fuel additives in Mt. Gilead, Ohio, with a particular focus on nano-carbon technology and advanced base oils. Its research and development team and laboratory work with customers on formulation, testing, and performance improvements for lubrication and fuel applications worldwide. LSI Chemical is also a member of ILMA.

Oil AdditivesFuel AdditivesNanoClear304+40 more
LSI Industries Inc logo

LSI Industries Inc

CINCINNATI, OH
1,001-5,000
View profile

Founded in 1976, Cincinnati-based LSI Industries makes commercial indoor and outdoor lighting and display solutions through a vertically integrated network of brands. Its American-made portfolio has grown from outdoor lighting and graphics to include digital signage, custom fixtures, refrigerated displays and printed circuit boards, supported by project management for large multi-site rollouts. LSI employs about 3,000 people across 23 U.S. and Canadian manufacturing plants.

Indoor LightingOutdoor LightingEmergency Lighting+76 more
LTI Power Systems logo

LTI Power Systems

ELYRIA, OH
11-50
View profile

Near Lake Erie in Elyria, LTI Power Systems is a privately held Ohio manufacturer of industrial uninterruptible power supplies and related power-protection equipment. Its UPS and inverter systems are individually inspected, rigorously tested, and burned in for at least 24 hours before shipment, while the company continues supporting products shipped nearly 40 years ago. LTI also evaluates applications for custom adaptations and provides maintenance, repair, refurbishment, and training from its U.S. facility.

Uninterruptible Power SuppliesIndustrial UPS SystemsSeries 1000 UPS+42 more
Lubell Labs Inc logo

Lubell Labs Inc

COLUMBUS, OH
2-10
View profile

Born from Alan H. Lubell’s 1968 patent for a broadband piezoelectric underwater loudspeaker, Lubell Labs has manufactured underwater loudspeakers and acoustic transducers in Columbus since 1969. Its rugged speakers serve swimming programs, diver-communication systems, research facilities and unusual settings ranging from NASA neutral-buoyancy labs to major underwater film productions. The LL916C was selected for the Sydney 2000 and London 2012 Olympic Games, while the company’s installed 9484 remains a familiar fixture in collegiate and high-school pools.

Underwater LoudspeakersUnderwater SpeakersUnderwater Acoustic Transducers+39 more
Lubrication Specialties, LLC logo

Lubrication Specialties, LLC

MOUNT GILEAD, OH
51-200
View profile

Founded in 1997, Mount Gilead’s Lubrication Specialties develops and manufactures problem-specific lubricants, oils and additives for diesel and gas engines. Its on-site LSI Labs research team tackles difficult lubrication challenges for industrial customers while translating solutions such as Hot Shot’s Secret into products for everyday drivers, fleets and repair shops. The company, a wholly owned subsidiary of Gold Eagle Company, now employs more than 60 people and also offers private-label development with production runs as small as one pallet.

OilsEngine OilsGear Oils+39 more
Lubriplate Lubricants Company logo

Lubriplate Lubricants Company

TOLEDO, OH
51-200
View profile

Lubriplate Lubricants Company is the enduring LUBRIPLATE brand of Fiske Brothers Refining Company, which has operated continuously since 1870. Known for its distinctive white greases, the company manufactures lubricants for industrial and consumer equipment at its Toledo, Ohio facility and maintains ISO 9001 registration.

Industrial LubricantsAutomotive LubricantsMarine Lubricants+49 more
Lubrizol logo

Lubrizol

PAINESVILLE, OH
View profile

The Lubrizol Corporation develops and manufactures specialty chemicals, polymers, additives and engineered materials for customers across more than 100 countries. Founded in 1928, it has built a long-running specialty chemistry business with more than 7,000 products and over 4,300 patents, serving markets that include transportation, personal care, healthcare and infrastructure.

Specialty ChemicalsPolymersCPVC Resins+83 more
Lucas Precision LLC logo

Lucas Precision LLC

CLEVELAND, OH
View profile

Cleveland’s Lucas name reaches back to 1901, when the first Lucas horizontal boring mill was shipped; Lucas Precision was formed there in 1990 to keep those machines working. Today, as part of the Czech-based Fermat Group, the company serves owners of Lucas, Carlton, and Natco equipment with the specialized support needed to preserve and modernize long-lived machine tools.

Horizontal Boring MillsMilling MachinesBridge and Gantry Mills+38 more
Loading map...
  • 1
  • ...More pages
  • 240
  • 241
  • 242
  • ...More pages
  • 457