Precision. Quality. Innovation. Customization.
Have a project in mind or need a custom thermoforming solution? We’re here to help. Whether you're looking for efficient packaging, greenhouse trays, or a completely custom product, the team at 4K Custom Thermoforming is ready to bring your ideas to life. Reach out today — let’s build something together.
Our location & service area
4K Custom Thermoforming manufactures custom thermoformed trays, packaging, and components from Byron Center, Michigan — just south of Grand Rapids. For Midwest manufacturers working through handling, protection, or repeat packaging problems, a regional supplier can mean shorter freight runs, easier design revisions, and direct access to the team building your tooling.
4K Custom Thermoforming1251 100th St SW, Suite C
Byron Center, MI 49315
We serve Michigan and surrounding states including northern Indiana, Ohio, Illinois, and Wisconsin. When you reach out, part dimensions, photos or sketches, and a short note on how the tray or package will be used help us give you a useful first response. Facility visits are by appointment.