The Pneumatic Tube Systems Specialist
- Founded in 1974 by James Lehtinen in Lincolnshire, IL
- 1974 ROI Systems, Inc. designs and installs its first pneumatic tube installation.
- 1978 ROI moves its US headquarters to Deerfield, IL
- 1984 ROI Systems, Inc. becomes a distributor for Lamson Pneumatic Systems.
- 1985 ROI Systems, Inc. expands to offer Electric Track Vehicle Systems and Selective Vertical Conveyor Systems.
- 1989 ROI Systems, Inc. becomes the first Authorized Pevco Dealer serving an 11 state upper Midwest region
- 1993 ROI Systems, Inc. moves its US headquarters to Lake Zurich, IL
- 2000 ROI Systems, Inc. makes its primary focus Pneumatic Tube Systems for Healthcare and Industrial Markets