Filling & Packaging

Spec Engineering is a leader in providing solutions in the area of filling dry bulk materials into bags, drums, and boxes of all types. We strive to provide our customers in this field with the very latest in technology. Our holistic approach is centered on the needs of our customer, the characteristic of the material, and the relationship with the desired package to provide the best solution.


Our industries include food ingredients, cement, specialty chemicals, plastics, and minerals.

Spec Engineering is a Gray company.

Spec is a process engineering company, focused on best-in-class solutions for customers in the food, grain, minerals, chemicals, and pharma industries. In 2019, Spec became part of the Gray family of brands. As a Gray company, we continue to offer comprehensive expertise, catered to your scope, schedule, and budget.