Floor toppings, surfacings, coatings
Stonhard
Tufco

Paints and industrial coatings (except flooring)
ICI/Devoe/Glidden/Dulux
Rustoleum
Sherwin Williams

Roofing materials and systems
Tremco

Sealants
3M
Dow Corning
Loctite

Security
ADT

Compressors
Atlas-Copco
Cooper
Gardner Denver
Ingersoll-Rand
Kaeser
Quincy
Sullair

Electric motor drives, variable speed
ABB
AC Tech
Baldor
General Electric 
Rockwell/Reliance/Allen-Bradley
Siemens
Square D
Toshiba 
Yaskawa

Electric motors
Baldor
General Electric 
Reliance/Allen-Bradley
Siemens
Toshiba 
U.S. Motors

Electrical circuit breakers
Allen-Bradley
Eaton/Cutler-Hammer
General Electric
Siemens
Square D

Electrical contactors
Cutler-Hammer
General Electric
Rockwell/Allen-Bradley
Siemens
Square D

Electrical fuses
Cooper Bussmann
Ferraz Shawmut
Littelfuse

Engine/generator sets
Caterpillar
Cummins/Onan
Honda

Lighting
 Cooper
 General Electric
 Holophane
 Lithonia
 Philips
Sylvania

Power monitoring hardware/software
Rockwell/Allen-Bradley
Square D

Uninterruptible power supplies
American Power Conversion
Best
Liebert

Chemical feeder equipment
Acrison
K-tron
Pulsa-feeder

Fan/blower equipment
Chicago Blower
Dayton
Gardner Denver
New York Blower

Flowmeters
Emerson Process Management (Micro Motion)
Emerson Process Management (Rosemount)

Pumps
Flowserve
Goulds
Waukesha

Seals, mechanical
Chesterton
Flowserve
John Crane
SKF (formerly Chicago Rawhide)

Valves and actuators
Apollo
Emerson Process Management /Fisher 19%
Flowserve-Valtek
Honeywell
Neles-Jamesbury
Parker

Boiler equipment
Babcock & Wilcox
Cleaver-Brooks

Chiller equipment
Carrier
Trane
York

Heat transfer fluids
Chevron Texaco
Dow
ExxonMobil
Paratherm

Refrigeration equipment
Carrier
Trane
York/Frick

Steam traps
Armstrong
Spirax Sarco

Conveyor belting
Gates
Goodyear
Intralox

Cranes and hoists
Columbus McKinnon
Demag
Milwaukee/Budgit
P&H
Yale
Dock equipment (excluding doors)
Kelley
Rite-Hite

Doors
Overhead Door

Lift trucks/equipment
Caterpillar
Clark
Crown
Hyster
Nissan
Raymond
Toyota
Yale

Bearings
Dodge
FAG
Motion Industries
SKF
Timken

Couplings, mechanical
Applied Industrial Technologies
Dodge
Falk
Lovejoy
Rexnord/Omega/Thomas

Cylinders, hydraulic and pneumatic
Bimba
Parker

Drive belts
Gates
Goodyear

Drive chains
Diamond
U.S. Tsubaki

Gearboxes
Applied Industrial Technologies
Boston Gear
Dodge/Reliance 
Falk

Gearmotors
Dodge/Reliance 
SEW Eurodrive

Hydraulic power equipment
Bosch Rexroth
Parker Hannifin
Vickers

Seals and isolators
SKF (formerly Chicago Rawhide)
Inpro

Alignment instrumentation
Ludeca
OptAlign
Starrett
Vibralign

Balancing instrumentation
Emerson/CSI
IRD
Schenck-Trebel

Infrared imaging
flir
Fluke/Raytek/Infrared Solutions
Mikron

Infrared non-contact thermometry
flir
Fluke/Raytek/Infrared Solutions
Omega

Motor and circuit condition monitoring
Baker Instrument
PdMA
Rockwell/Allen-Bradley

Nondestructive test equipment
Krautkramer/GE
Panametrics
 
Oil and fluid analysis
Chevron Texaco
ExxonMobil
Predict DLI

Ultrasonic condition monitoring
UE Systems

Vibration analysis
Emerson Process Management (CSI)
GE/Bently Nevada
Ludeca
Rockwell/IRD/Entek

Distributor
All-Phase
Applied Industrial Technology
Grainger
Motion Industries
MSC

Equipment, rental and lease
Nations
Rental Services (RSC)
Sunbelt Rental
United Rental

EAM/CMMS software and systems
Datastream
MRO Software

Aerial work platforms
Genie
JLG

Communication equipment, person-to-person
Motorola

Hand-held multimeters/calibrators
Fluke
Grainger

Lubricants
ChevronTexaco
Exxon Mobil
Royal Purple
Shell

Personal protection equipment
Grainger
MSA
W.H. Salisbury

Tools, hand
Grainger
Klein
Proto
Sears/Craftsman
Snap-On
Stanley

Tools, power
DeWalt
Grianger
Makita
Milwaukee
Rigid
Sears/Craftsman

Welding equipment
Lincoln
Miller