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 16161-16180 of 31597 results

All locations

Legendary Auto Interiors, Ltd logo

Legendary Auto Interiors, Ltd

NEWARK, NY
11-50
View profile

For more than 40 years, Legendary Auto Interiors has manufactured automotive soft-trim parts for classic and muscle-car restorations, bringing original-style interiors back to life while also serving custom and resto-mod builders. Based in Newark, New York, the company operates from a 27,000-square-foot facility with a showroom and produces its upholstery through a mix of hand craftsmanship and modern cut-and-sew methods. Its products have been made in the USA since 1985, and the company is the only officially licensed manufacturer of Chrysler, American Motors, and General Motors interior soft-trim products.

Automotive Interior Soft TrimSeat UpholsteryDoor Panels+59 more
Legendary Motorcar Company Ltd logo

Legendary Motorcar Company Ltd

HATBORO, PA
2-10
View profile

For more than 40 years, Legendary Motorcar Company has been a Halton Hills home for important collector automobiles, with a longstanding specialty in 1960s Ford and Shelby performance cars. Founded in 1985, the company is known for concours-recognized restoration work and serves collectors around the world from its purpose-built Ontario facility.

Fiberglass Reproduction PartsShelby HoodsShelby Front Noses+36 more
Legendary USA logo

Legendary USA

EXTON, PA
2-10
View profile

Since 2001, Legendary USA has made American motorcycle gear, producing leather jackets, patch-ready vests and deerskin gloves alongside military-inspired outerwear. Its small-batch American production includes the BECK Northeaster Flying Togs line, whose front-quarter horsehide jackets draw on motorcycle and aviation heritage, as well as distinctive cropped LowLife club vests. The company operates a flagship store in New Jersey with manufacturing operations in California and Florida.

Motorcycle JacketsLeather Motorcycle JacketsMotorcycle Vests+52 more
LS

Legg's Welding Inc

CLAY, WV
2-10
View profile

Legg's Welding Inc. is a family-owned West Virginia manufacturer that has built custom equipment and fabricated shuttle car frames for the coal industry since its incorporation in 1978. The company reports producing an average of 65 shuttle car frames annually and has shipped its frames and parts throughout coal-producing states and to several countries. Its work has expanded to steel products for oil and gas and other industries.

Custom EquipmentUnderground Coal Mining EquipmentShuttle Car Frames+41 more
Leggett & Platt logo

Leggett & Platt

BERWICK, PA
View profile

Founded in 1883 by J.P. Leggett and C.B. Platt, Leggett & Platt grew from bedspring production into a global diversified manufacturer of products and components for bedding, furniture, seating, homes, offices, and automobiles. Its work includes bedding components and comfort-related products, and it also produces components for furniture and precision hydraulic cylinders.

BedspringsInnerspringsBedding Components+79 more
Legion Fireworks Co., Inc logo

Legion Fireworks Co., Inc

WAPPINGERS FALLS, NY
2-10
View profile

Founded in 1920 by Joseph Chiarella, Legion Fireworks creates and stages professional fireworks displays across New York, Connecticut, and Pennsylvania. The company still uses many of Chiarella’s Italian shell-building methods, while its pyro-artists develop fresh aerial combinations and firing sequences for events including weddings. Frank Coluccio has led Legion as president since taking over in 1981.

Fireworks DisplaysAerial ShellsFiring Sequences+10 more
Legrand AV Inc logo

Legrand AV Inc

BLUE ASH, OH
View profile

Legrand AV Inc. makes and sells audiovisual equipment and installation infrastructure, with a portfolio presented through brands including Chief, Da-Lite, C2G, Middle Atlantic, and Wiremold. Its listed US operations include manufacturing centers, a warehouse, and an assembly and distribution center; the site also describes custom design consultation and installation assistance for dvLED video walls.

Acoustic ceiling tilesAcoustic wall tilesAudio equipment+61 more
Legrand North America, LLC logo

Legrand North America, LLC

FARMINGDALE, NY
10,001+
View profile

Legrand North America is the North and Central American division of Legrand, a global specialist in electrical and digital building infrastructure; the division is described as the largest component of the worldwide group, with more than 9,200 employees. It designs and manufactures products and connected infrastructure for residential and non-residential spaces, and its portfolio has expanded from electrical switches, wires, cables, controls, and shades to include audio/video, data-center infrastructure, and lighting. Legrand says it was founded more than a century ago.

Electrical wiring devicesElectrical switches and dimmersElectrical outlets and receptacles+73 more
LegWorks logo

LegWorks

BUFFALO, NY
2-10
View profile

LegWorks is a for-profit social enterprise that designs and supplies prosthetic knee joints, including its waterproof All-Terrain Knee collection, for amputees who need dependable mobility without the price of high-end devices. Its patented AutoLock Technology pairs stability across uneven ground with variable-cadence walking, while partnerships in developing countries have helped fit more than 500 amputees across 19 countries. The company’s stated aim is to make high-functioning prosthetic technology accessible regardless of where people live or what they can pay.

Prosthetic Knee JointsAll-Terrain KneeAll-Terrain Knee Premium+15 more
Lehigh Fishing Company logo

Lehigh Fishing Company

WHITE HAVEN, PA
2-10
View profile

From its facility in White Haven, Pennsylvania, Lehigh Fishing Company hand-makes American-made fishing rods for anglers, from fly rods to surf and ice models. The disabled veteran-owned company also builds custom rods and says its blanks use carbon-fiber technology developed for the F-22 and Boeing 787. Every rod carries an unconditional 20-year warranty, and the company’s tournament-proven models include winners from striper, black drum, and ice-fishing events.

Fishing RodsFly RodsSpinning Rods+25 more
Lehigh Heavy Forge Corporation logo

Lehigh Heavy Forge Corporation

BETHLEHEM, PA
201-500
View profile

Born in Bethlehem’s ironmaking tradition in the 1880s, Lehigh Heavy Forge Corporation produces super-heavy open-die forgings for defense, power generation, nuclear and other demanding industrial applications. It is North America’s sole remaining super-heavy forging plant, using presses up to 10,000 tons and ingots as large as 300 tons to make components that can be forged, heat-treated and machined on site. Lehigh Heavy Forge is also an early ISO 9001 registrant and holds quality credentials including ASME Section III NCA-4000 compliance.

Open-Die ForgingsCommercial Nuclear ForgingsForged Steel Rolls+49 more
Lehigh Print & Data logo

Lehigh Print & Data

MACUNGIE, PA
2-10
View profile

A woman-owned, minority-owned print shop in Macungie, Lehigh Print & Data traces its history to 2002 and its family print heritage back decades. It is known for treating small orders with the same care as large corporate runs, serving customers throughout the Lehigh Valley and Eastern Pennsylvania with rapid-turnaround commercial printing.

Business CardsBrochuresMenus+22 more
Lehigh Surfaces logo

Lehigh Surfaces

MACUNGIE, PA
11-50
View profile

Founded in 1977, family-owned Lehigh Surfaces creates and installs countertops, cabinetry, and flooring for homes and businesses throughout Pennsylvania’s Lehigh Valley. The Macungie company is the region’s exclusive Century Cabinets dealer, and most projects are completed in under two weeks with a three-year workmanship warranty. Its crew also provides free estimates and carries full liability insurance.

Kitchen countertopsBath vanity topsShower receptors+22 more
Lehigh Valley Dairy Farms logo

Lehigh Valley Dairy Farms

LANSDALE, PA
2-10
View profile

Founded in 1934 by 300 local farmers in Allentown, Lehigh Valley Dairy Farms produces fresh dairy for families across the Mid-Atlantic. The 100% farmer-owned brand of Dairy Farmers of America has grown from a local cooperative into a Pennsylvania dairy with roots in family farms and facilities serving communities across seven states.

MilkWhole MilkReduced-Fat Milk+17 more
Lehigh Valley Meats logo

Lehigh Valley Meats

NAZARETH, PA
11-50
View profile

Family-owned and operated in Nazareth, Lehigh Valley Meats processes beef cattle and pigs through slaughter, cutting, and packaging at its USDA-inspected facility serving the Lehigh Valley. Owner Bub Herfurth learned the trade in his family’s meat business before gaining experience managing large packing facilities, and the company’s work emphasizes humane livestock handling alongside custom processing for farms and producers.

Beef cutsPork cutsSausage+25 more
Lehigh Valley Plastics logo

Lehigh Valley Plastics

BETHLEHEM, PA
51-200
View profile

Since 1971, Bethlehem-based Lehigh Valley Plastics has turned engineered plastics into precision-machined parts and custom-fabricated assemblies for demanding manufacturing applications. Its 55,000-square-foot climate-controlled facility supports projects from prototype through production, with in-house material guidance and documented quality systems. The company also runs a polymer-recycling program and helps customers consider longer-life, recyclable designs.

Custom plastic partsPrecision CNC machined componentsPlastic fabrication assemblies+37 more
Lehigh Valley Precast logo

Lehigh Valley Precast

ALLENTOWN, PA
2-10
View profile

Since 1972, family-owned Lehigh Valley Precast has manufactured precast concrete structures and custom pieces for the Allentown area. Its work ranges from hand-finished equipment pads to concrete steps and survey monuments, with custom design and fabrication available when standard sizes do not fit; survey monuments can be shipped throughout the United States.

Concrete PadsLight Pole BasesWall Caps+16 more
Lehman Industrial Coating logo

Lehman Industrial Coating

AKRON, OH
View profile

Built from a father’s auto-body experience, Lehman Industrial Coating is a family-rooted Akron company that sandblasts and applies liquid and powder coatings to parts ranging from small components to large industrial equipment. Founded by Zeck Lehman about five years ago, the company combines his father Scott’s decades of hands-on finishing experience with a fully equipped facility designed for both custom work and production runs. Its expanded 40-foot coating booth reflects LIC’s ability to take on unusually large projects while maintaining precise, durable finishes.

Industrial sandblasting of parts and equipmentLiquid coating of industrial partsPowder coating of industrial parts+18 more
Lehmann Mills logo

Lehmann Mills

SALEM, OH
2-10
View profile

For more than a century, Lehmann Mills has built its reputation in Salem through durable roller-mill equipment and the practical knowledge gained from supporting mills on production floors around the world. The company manufactures dispersion mills and precision rolls, while its service center helps manufacturers keep mills of any brand operating through repair and reconditioning.

Three-Roll MillsFour-Roll MillsFive-Roll Mills+57 more
Lehna Technologies LLC logo

Lehna Technologies LLC

ROCKVILLE, MD
View profile

Lehna Technologies LLC develops proprietary software, integrated systems and testing services that help engineers see, measure and control noise, vibration and manufacturing quality. Its SynPAD acoustic-imaging system visualizes three-dimensional sound sources in real time, while SynNVA gives engineers a practical way to analyze noise and vibration without becoming instrumentation specialists. The company also builds customized in-line quality-control systems and develops LabVIEW applications for industrial testing and data acquisition.

In-Line Quality Control SystemsAcoustic Imaging SystemsNoise and Vibration Analyzer Software+27 more
Loading map...
  • 1
  • ...More pages
  • 808
  • 809
  • 810
  • ...More pages
  • 1000