Arnold Company

Arnold Company is the proud manufacturer of the Door Demon® family of products. With a heavy focus on improving safety and productivity, Arnold Company offers the largest selection of railcar openers for hopper gates and boxcar doors, the patented Hopper Trailer Opener, and our complete line of vibrators along with our patented Rhino Vibrator Lifter. With over 20 years of experience and an extreme commitment to quality and service, we are sure to have a solution for you. See the complete line at

2955 Trico Dr, Trenton, IL 62293
Phone: (800) 245-7505
Toll-Free: (800) 245-7505
Contact: Scott Dressler, Director of Sales & Ops