| Delmhorst Instrument Co (Towaco, NJ)
|
| Delta Turnstile Controls (Concord, CA)
|
| Deltronic Corp (Santa Ana, CA)
|
| Dennis Industries Co (Germantown, MD)
|
| Detroit Hardness Tester (Hamtramck, MI)
|
| Dgm Electronics Inc (Roscoe, IL)
|
| Diamond Traffic Products (Oakridge, OR)
|
| Dieterich Post (Emeryville, CA)
|
| Dieterich Standard Div (Longmont, CO)
|
| Digatron (Spokane, WA)
|
| Digital Power Solutions (Suwanee, GA)
|
| Dillon Quality Plus Inc (Kansas City, MO)
|
| Dirigo Compass (Bellevue, WA)
|
| Distributed Energy Systems (Barre, VT)
|
| Diversified Facility Solutions (Covington, LA)
|
| Doty Scientific Inc (Columbia, SC)
|
| Douglas Pipeline Co (Pittsburgh, PA)
|
| Drs Infared Technologies Lp (Dallas, TX)
|
| Drs Infrared Technologies (Freeport, PA)
|
| Drs Intelligence & Avionics (Dayton, OH)
|
| Drs Nytech Imaging Systems Inc (Irvine, CA)
|
| Dukane Seacom Div (Saint Charles, IL)
|
| Dunn's Valve Testers Inc (Spring, TX)
|
| Duo-Rate Inc (Lindsay, NE)
|
| Dynalco Controls Corp (Fort Lauderdale, FL)
|
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