| Ames Fire & Waterworks (Woodland, CA)
|
| Ameteck Us Gauges & M & G (El Paso, TX)
|
| Anderson Brass Co (Hartsville, SC)
|
| Anvil International Inc (Kansas City, MO)
|
| Arizona Bin Stock (Tucson, AZ)
|
| Arizona Contract Svc (Tempe, AZ)
|
| Armstrong International Inc (Stuart, FL)
|
| Aroplax Corp (Monticello, MN)
|
| Asco Automatic Switch Co (Florham Park, NJ)
|
| Asco Valve Inc (Fort Lauderdale, FL)
|
| Asco Valve Inc (Westmont, IL)
|
| Atlantic Ball Valve Corp (Worcester, MA)
|
| Atlantic Co (Wickliffe, OH)
|
| Atlas Fluid Controls Corp (Houston, TX)
|
| Augusta Valve & Automation (Augusta, GA)
|
| Austin Distributing & Mfg Corp (Odessa, TX)
|
| Aztech Controls Corp (Chandler, AZ)
|
| B & B Industrial Sales (Augusta, GA)
|
| B & Y Machine Co (Calimesa, CA)
|
| Babco Valves (Plattsmouth, NE)
|
| Baird Manufacturing Co (Tulsa, OK)
|
| Baker Valve & Machine Svc (Zachary, LA)
|
| Barworth Inc (Springfield, NJ)
|
| Bay Valve Svc Inc (Salt Lake City, UT)
|
| Baysview Industrial Supply (Kingsport, TN)
|
