A
- AAF FLANDERS
- ACME MIAMI
- AIR FILTERS COMPANY
- AIR KING
- AIR PRODUCTS AND CONTROLS
- ALL TOOLS & FASTNERS
- AMCRAFT
- AMERICAN FASTNERS
- APPION
- ARMACELL
- AVERY DENNISON
B
- BERNZOMATIC
- BEST MANUFACTURING CO., INC.
- BOARDWALK
- BROAN
- BUILDER'S BEST
C
- CAIN MANUFACTURING COMPANY, INC.
- CAMBRIDGE
- CAMBRIDGE-LEE INDUSTRIES LLC
- CHAMFLEX
- CHEMOURS
- CLEAN AIR
- COMFORT STAR
- COOPER B-LINE
- CPS
- CROWN PRODUCTS COMPANY, INC
D
- DIVERSITECH
- DUCTMATE INDUSTRIES, INC.
- DURO DYNE
E
- EDISON
- ELGEN
- EMERSON
F
- F & L ALUMINUM PARTS
- FANTECH
- FIELDPIECE
G
- GENESIS
- GLASFLOSS INDUSTRIES
- GRILLE TECH INC.
H
- HARDCAST
- HARRIS
- HERCULES MOUNTING AND INSTALLATION
- HONEYWELL
I
- ICM CONTROLS
- INFICON
J
- JASON INDUSTRIAL
- JOHNS MANVILLE
- JOHNSON CONTROLS
K
- K-FLEX
- KLEIN TOOLS
- KOCH FILTER
L
- LAU
- LENOX
- LLOYD INDUSTRIES
- LUCAS MILHAUPT
M
- MONTI AND ASSOCIATES, INC.
- MAINSTREAM ENGINEERING
- MALCO
- MARKWELL
- MARS
- MASON MERCER
- MASTERCOOL
- METAL-FAB INC.
- METAL ZINC
- MIAMI TECH INC.
- MIGHTY MARKER
- MILWAUKEE
- MUELLER INDUSTRIES
N
- NU-CALGON
O
- OATEY
P
- PACKLESS INDUSTRIES
- PANASONIC
- PRO1 IAQ
Q
- QUIETFLEX
R
- RANCO
- RECTORSEAL
- RED DEVIL
- RESIDEO
- ROBERTSHAW
- ROTHENBERGER
S
- SHOOK
- SMART ELECTRIC
- SOUTHWIRE
- SUPCO
- SYSTEM SENSOR
T
- TRADEPRO
U
- UNIWELD
- USAIRE
V
- VIMCO
W
- WARREN TECHNOLOGY
- WORTHINGTON
Y
- YELLOW JACKET
Z
- ZEBRA INSTRUMENTS