A-D
- Allied Locke
- Alloy Wire Belt
- American Collars & Couplings
- American Cylinder
- American Metric Corp.
- AMI
- Arch Environmental Equipment
- Atra-Flex
- Aurora Bearing
- Baldor Electric
- Bando
- Bestorq
- Brooke Crompton
- Bryant Products
- Bunting Bearings
- Carlisle Johnson
- Chantland
- Cleveland Gear
- Coleman Cable
- Conductix
- Cone Drives
- Contrinex
- Craft Bearing
- Curtis U-Joint
- Daido
- Dalton Gear
- Diamond Case
- Diversified Plastics
- Dorris
- Douglas Mfg.
- Duff-Norton
E-L
- Edison Industrial
- Electra Gear
- Eriez Mfg.
- Eurotherm Drives
- Festo
- Flender
- Flexco
- Foote-Jones
- Fuji Electric
- FYH
- G&G Mfg.
- Goodman
- Graphalloy
- Guidler
- Hitachi Maxco
- HKK
- Holz Rubber
- Houston Wire & Cable
- Hub City
- Huskey Lubricants
- IFM Efector
- IPTCI
- Isostatic
- Jason Industrial
- JIT Silicones
- John Crane
- Joyce/Dayton
- Kendrion Binder
- Leeson Electric
- Limber Roller
- Linn Gear
L-Z
- Lovejoy
- Luber-Finer
- Luff
- Marathon Electric
- Martin Engineering
- Maska Ind. Drives
- Master Drives
- Midland Metal
- Moline
- Motovario
- Nook Industries
- NORD Gear
- P.T. International
- Peer Bearing
- Precision
- Rema Tip Top
- Speed Selector
- Svedala
- Tatung Electric
- TCM
- Thomas Conveyor
- Trio Engineered Products
- Truflex/Pang
- Uni Chain
- U.S. Rubber
- U.S. Tsubaki
- Van Gorp
- Webster Industries
- Weg
- WorldWide Electric
- ZKL Bearings