Louisville, KY
1. Viking Plastics – Kentucky Plant
Address: 10500 Bluegrass Parkway, Louisville, KY 40299
Phone: (502) 266-6457
Website: https://www.vikingplastics.com/
Facility: 25,000 square feet, injection molding machines (180 to 720 ton)
Services:
Plastic injection molding, design assistance, material selection, mold flow analysis, value-added services, prototyping, direct-to-retail shipment preparation
Industries Served:
Automotive, lawn and garden, consumer products, battery cases
Highlight:
Viking Plastics’ Kentucky plant in Louisville provides injection molding services throughout the Southeast U.S. and across the country. Their 25,000 square foot facility houses injection molding machines ranging from 180 to 720 tons, along with advanced design and testing technology. As a lean manufacturer, the facility’s 25 employees focus on continuous improvement, waste elimination, and rigorous quality control. Viking specializes in high-temperature plastic injection molding for durable, chemical-resistant battery cases, and offers mold flow analysis to optimize designs before production.
2. HB Molding
Address: 3805 Bishop Lane, Louisville, KY 40218
Phone: (502) 459-5570
Website: https://hbmolding.com/
Facility: 35 injection molding presses (120 to 500 ton, 4 oz to 60 oz shot size)
Services:
Custom injection molding of thermoplastic components, assembly, secondary operations
Industries Served:
Appliance, automotive, consumer products, industrial
Certifications: ISO 9001:2015
Highlight:
Custom injection molder with a proven track record of delivering value to customers across the Louisville region and beyond. HB Molding operates 35 injection molding presses ranging from 120 to 500 tons with shot sizes from 4 to 60 ounces. Their injection molding and assembly facilities operate 24 hours a day, 5 days a week, with weekend availability for demand spikes. ISO 9001:2015 certification ensures quality standards, and their proximity to major interstate roadways provides easy logistics access. HB Molding earned the 2017 GE Appliance Supplier Quality Performance Award, demonstrating their capabilities in serving major OEM customers.
3. Advantage Plastics
Address: 411 Blankenbaker Parkway, Louisville, KY 40243
Phone: (502) 244-0855
Website: https://advplastic.com/
Services:
Precision plastic injection molding, custom mold building, 3D printing, secondary operations, assembly, Just-in-Time delivery
Industries Served:
Medical, industrial, consumer products, electronics
Highlight:
Precision plastic injection molding specialist offering custom mold building and comprehensive manufacturing services. Advantage Plastics emphasizes sustainable practices, recommending and utilizing recycled materials where practical and rebuilding previously used mold bases to save customers money while promoting environmental responsibility. Their services extend beyond molding to include 3D printing for prototyping, secondary operations, and complete assembly capabilities. Just-in-Time delivery programs support lean manufacturing requirements for Louisville-area customers.
Lexington, KY
1. LexPlastics
Address: 1051 Floyd Drive, Lexington, KY 40505
Phone: (859) 231-6100
Website: https://www.lexplastics.com/
Email: sales@lexplastics.com
Founded: 1980
Facility: 22 injection molding presses (35 to 500 ton)
Services:
Custom injection molding (high-volume, close-tolerance precision parts), engineering grade and commodity resin processing, tooling services (work with existing tooling or build new)
Industries Served:
Automotive, industrial, consumer products, electronics
Highlight:
Custom injection molding company established in 1980 with a project management team boasting over 160 years of combined experience in the plastics industry. LexPlastics operates 22 presses ranging from 35 to 500 tons, specializing in high-volume, close-tolerance precision parts using both engineering grade and commodity resins. They can work with customers’ existing tooling or build new molds to specification. Their experience and rapid program launch capabilities make them a reliable partner for manufacturers requiring precision plastic components with guaranteed zero production defects and on-time delivery.
2. Blue Star Plastics
Address: 201 West Loudon Avenue, Lexington, KY 40508
Phone: (859) 252-4466
Website: https://bluestarplastics.com/
Founded: 1984
Facility: 40 to 600 ton presses (24 hours/5 days operation)
Services:
Plastic injection molding, contract assembly, pad printing, decorative finishing (screws/clips, tape/felt application), multi-component assemblies, JIT delivery, error-proofed production lines
Industries Served:
Automotive, consumer goods, industrial
Certifications: APQP, PPAP compliant (automotive)
Highlight:
Family-owned business established in 1984 built on a foundation of zero-defects production and on-time delivery. Blue Star Plastics functions as an extension of customers’ manufacturing operations, managing global vendor networks and producing assemblies from simple components to complete multi-component product lines. Their 40+ years serving automotive customers includes full APQP and PPAP compliance with JIT shipment capabilities. Robot-equipped injection molding machines operating 24/5 provide competitive pricing and consistent quality. Their company-wide IQMS ERP system enables real-time monitoring across purchasing, production, quality, shipping, and accounting.
3. Aprios Custom Manufacturing – Lexington
Regional facility serving Kentucky
Address: Lexington, KY area
Website: https://www.aprios.com/
Services:
Custom injection molding, cleanroom molding (ISO 8/Class 100,000), 2-shot molding, insert molding, over-molding, medical sterilization and packaging
Industries Served:
Medical devices, healthcare, pharmaceutical
Certifications: ISO 9001, IATF 16949, ISO 13485
Highlight:
Aprios Custom Manufacturing provides specialized injection molding services with particular strength in medical device manufacturing. Their capabilities include cleanroom molding in ISO 8 (Class 100,000) environments, 2-shot molding, insert molding, and over-molding techniques. Triple certification (ISO 9001, IATF 16949, ISO 13485) qualifies them for automotive, medical, and general industrial applications. Medical-specific services include sterilization and packaging to support complete device manufacturing requirements.
Notes
Kentucky’s plastic injection molding industry benefits from the state’s central geographic location and strong automotive manufacturing presence. Louisville and Lexington sit along the I-64/I-75 corridor, providing excellent logistics access to automotive assembly plants throughout the Midwest and Southeast.
The automotive industry’s influence is evident in the certifications held by Kentucky injection molders. Blue Star Plastics emphasizes APQP and PPAP compliance, while multiple facilities maintain IATF 16949 automotive quality certification. HB Molding’s GE Appliance Supplier Quality Award demonstrates the region’s capabilities in serving major OEM customers with demanding quality requirements.
Lexington’s LexPlastics and Blue Star Plastics both highlight their extensive industry experience (160+ combined years of project management experience and 40+ years of operations respectively), reflecting the mature manufacturing workforce available in central Kentucky. Louisville’s Viking Plastics and HB Molding operate multiple shifts to support high-volume production requirements.
Medical device manufacturing represents a growing segment, with Aprios providing ISO 13485-certified cleanroom capabilities. This diversification beyond automotive helps stabilize the regional injection molding market against cyclical demand fluctuations.
Research conducted January 2026. Verify all information directly with companies before business engagement.