WL Plastics is a leading manufacturer of high-density polyethylene (HDPE) pipe for municipal, industrial, and energy applications. The company operates ten manufacturing facilities in the U.S. with over 900 million pounds of annual production capacity, producing pipes ranging from 1/2" to 54" in diameter.
ISO 9001:2015
NSF 14/61
FM (Factory Mutual)
UL (Underwriters Laboratories)
FM
Quality certification
UL
Quality certification
WL PlasticsWL Plastics manufactures solid-wall high- and medium-density polyethylene pipe, and describes itself as North America’s largest manufacturer in this product category. Founded in the early 2000s, it grew from serving oil and gas gathering, municipal water, sewer, mining, and industrial pipe needs in the Rocky Mountain region; INEOS acquired the company in 2016. It operates ten U.S. manufacturing locations and reports annual production capacity exceeding one billion pounds.TITUSVILLE, PA
Flying W Plastics, IncFlying W Plastics has been part of Glenville’s manufacturing community since 1984, making polyethylene piping for municipal, industrial, and utility customers. The company is known for producing infrastructure piping tailored to project needs, with customer service and technical support built into the process.GLENVILLE, WV
OSI PlasticsFounded in Columbus in 1975 to address a shortage of plastic sewer pipe, OSI Plastics now makes pipe and custom plastic profile extrusions for customer-specified designs. The Ohio Steel Industries division has remained in the extrusion business for more than 40 years, with particular experience producing HDPE duct for telecommunications and utility infrastructure. Its Columbus and Delaware facilities manufacture in the United States, and the extrusion plant is ISO 9001:2015 registered.COLUMBUS, OH
Oil Creek PlasticsFrom Titusville, Pennsylvania, Oil Creek Plastics makes small-diameter polyethylene pipe for water, gas, geothermal and heating applications. Founded in 1958, the family-owned manufacturer is led by siblings Stacy Warner and CJ Kirvan and has grown into one of Titusville’s largest employers. Its American-made pipe is tested with gravimetric and ultrasonic systems, with selected lines carrying NSF listings and marks.TITUSVILLE, PA