Harmony Systems and Service, LLC. is a custom plastics injection mold manufacturer located in Piqua Ohio, just north of Dayton. Our goal is to help companies make great plastic parts and we have acquired the equipment, built the systems and employed the people necessary to make this a reality for a variety of companies. Our expertise in manufacturing, commitment to quality and innovation has allowed us to become a preferred supplier for a wide range of companies a cross consumer and industrial marketplaces. In addition to injection molding, we have built a long history of complete product assembly for our customers. Our work includes assemblies as simple as a few components to complex with over 30 components. We take full responsibility of the finished units, pack them in consumer ready boxes and ship to distribution centers across North America as well as direct to the customer.

What you can count on from our Harmony team:

  • Exceptional service you can depend on at every step of the process
  • Trusted extension of your manufacturing team with expertise across the entire process
  • High quality, one-stop-shop for design, manufacturing, assembly and distribution of plastic products

World Class Custom Injection Molding

As is true for all great companies Harmony Systems and Services, LLC is known for the company we keep. Our success with major players in the automotive, consumer and industrial marketplace has been achieved by our commitment to be a true partner with our customers. This philosophy has allowed us to ship over 90 million parts for a variety of companies. Our goal is to become an extension of your organization and build a long term mutually beneficial relationship.

Contact Us

We look forward to helping you with your plastic manufacturing needs. A Harmony representative will contact you shortly.