About Quality Custom Molding – Linn, MO

Quality Custom Molding (QCM) began producing highly crafted metal products in 1902 but diversified into blow molding and injection molding in the mid-1960s. As technologies evolved and customers’ needs shifted, Quality Custom Molding began providing custom blow molded products and related ancillary services to OEMs and retail markets in a wide-range of industries: lighting, agriculture, medical, marine, toys, sport goods, automotive, lawn & garden, and pet products, among others.

Centrally located in Linn, Missouri, QCM has responded to the needs of OEM’s and retail markets throughout the Midwest and abroad. Our 82,000-square-foot facility, including a maintenance department and machine shop, is outfitted with the latest in blow molding machinery and robotic trimming equipment for process automation and adept manufacturing.

Leader in Plastic Blow Molding

With a staff of over 30 years’ experience, QCM is a leader in plastic blow molding. We supply a wide range of blow molded products to OEMs and retail markets. From plastic medical supplies and blow mold lights to industrial blow molding and retail plastic parts, Quality Custom Molding can customize a design a plastic product to fit your needs.

Our Mission

To provide high-quality, dependable plastic molded products and ancillary services, serving a wide range of industries and offering top-notch customer service. Our design engineers partner with each customer to coordinate efforts, ensuring fast-turnaround on projects and ensuring that all needs are exceeded.

Our Promise

Our team handles the design, material, and production variables necessary to create a manufacturing process that will reliably produce the parts you need…and nothing that you don’t. The words “American Made” still stand for something, namely; quality, reliability, and integrity. We are proud to manufacture American-made products.

Meet Our Team

Kristin and Mark Volmer


Kristin and Mark Volmer bought QCM in Q1 2019. Mark worked as an executive in the international chemical industry and has a wide experience in the commercial space for B2B and manufacturing. Kristin has been a professional in the health care industry. Together they intend to make QCM a company that respects its customers and employees and stakeholders.

Dora Lafferty

Plant Manager

Dora Lafferty is the plant manager and worked for over 20 years in the plastic processing industry. Dora is a motivated, and versatile plastics professional, offering comprehensive quality assurance, processing experience, and management skills with extensive experience in a plastic manufacturing environment. Knowledgeable in LEAN principles including 5s and Kaizen methodologies. Established an excellent reputation with in the plastic industry.

Melvin Moore

Processing Manager

Melvin Moore is the processing manager for QCM and has over 30 years of experience in blow molding plastics. If it can be blow molded, Melvin has done it.

Jacob Mehler

Automation and Mold Management

Jacob Mehler is head of automation and mold management. He has gained extensive experience with mold design, manufacturing as well as with the development of secondary equipment for further processing.

Michelle Reinert

Office Manager

Michelle Reinert is the office manager for QCM and is responsible for the customer service activities and almost everything else.