Jonaco Machine:  Company of Choice for Critical Precision Machined Components

As a contract machining specialist that serves many crucial industries, Jonaco Machine tracks the market trends that affect our clients so we can adopt the technology and production processes that will best meet their needs. We utilize state-of-the-art manufacturing and inspection equipment, offer versatile precision machining services, and adhere to lean principles so we can produce a vast array of difficult-to-produce, close-tolerance parts with fast, dependable delivery schedules. We have demonstrated our ability to address the specialized contract machining needs of clients in critical markets that include:

  • Aerospace/Aviation
  • Military/Defense
  • Medical Equipment
  • High Technology
  • Precision Industrial

As part of the hand-in-hand relationship we form with our contract machining clients, we can actively work with them to satisfy their fulfilment needs, utilizing Kanban, minimum/maximum inventory management systems, and other forecasting techniques to ensure adequate product levels at all times. Our clients also appreciate how, as a Demmer Affiliate, we have strong financial stability and continually invest in cutting-edge technology and training for our team, ensure exceptional quality in all the work we do.

We dedicate cross-functional teams that will monitor our customers production and inventory status in real-time, consistently supporting a 98% on-time delivery rate while maintaining customer order flexibility. Jonaco utilizes digital dispatch manufacturing systems that provide real time updates to customer needs at each work center.

Aerospace and Defense 

Jonaco Machine is a global market leader in many segments including air, flight and engine data, airframe, interior and cargo as well as a variety of aerospace defense system components.


Jonaco Machine is a major supplier of critical components of biomedical testing instrument systems and precision machined components for automated high end medical infusion devices.


High Technology companies require exacting standards and the ability to ramp quickly to react to demand opportunities. Jonaco has both the equipment and cross trained personnel to adjust to fluctuations in demand. We have isolated equipment and processes where “clean” production is required.

Precision Industrial and Process Control Components

Jonaco provides precision and critical components for industrial applications and process control instruments for markets including Oil and Gas, Agricultural, Off-Highway/Recreational and other applications.