Services - Spline Rolling and Machining Services
- American Gear, Inc.
- B&R Machine and Gear Corporation
- Broach Masters / Universal Gear Co.
- Buffalo Gear, Inc.
- Clarke Engineering, Inc.
- Colonial Tool Group, Inc.
- Gear Manufacturing, Inc.
- Gear Motions, Inc.
- Lawler Gear Corp.
- Niagara Gear Corporation
- Nixon Gear, Inc.
- Oliver Gear, Inc.
- Perry Technology Corp.
