Contact Information for DyneSystems and Midwest-Dynamatic Dynamometers

Regional Sales Managers

Sales territories are listed below. You may email the Sales Manager for your area directly by clicking on his name, or call toll-free at (800) 657-0726. The general email address for the Sales Department is: sales @ dynesystems .com

Mark Melchiori, at Ext. 111

AlabamaIdahoMississippiOregonWashingtonCanada - Pacific
DelawareKentuckyMontanaS. CarolinaW. VirginiaCanada - Mountain
FloridaLouisianaNew JerseyTennesseeWyomingCanada - Central
GeorgiaMarylandN. CarolinaVirginia

Russell Grothus, at Ext. 112

Arkansas Illinois Michigan U.P. Nebraska North Dakota Mexico
Arizona Iowa Minnesota Nevada Oklahoma Canada - Eastern
Colorado Kansas Missouri New Mexico South Dakota Central America
CaliforniaMaineNew HampshirePennsylvaniaTexas
ConnecticutMassachusettsNew YorkRhode IslandUtah
IndianaLower MichiganOhioVermontWisconsin

Jerry Jonen, Non-contiguous and International, at Ext. 115

AlaskaHawaiiOutlying TerritoriesSouth AmericaAll Other International Sales



Online Quote Requests

When you specify your testing requirements on our online quote request form, your data is submitted directly to our sales department for review. You should be contacted within one to two business days by your Regional Sales Manager.



Contact Us by Phone

You can reach our Regional Sales Managers at the extensions listed above, by dialing (800) 657-0726 or (262) 677-9300. For service and all other types of inquiries, please call the same general number and listen to the recorded options or dial '0'.



Street Address

  • DyneSystems, Inc.
  • W209 N17391 Industrial Drive
  • Jackson, WI 53037


Driving Directions

  1. Exit I-94 West
  2. Head West on I-43 South (I-894)
  3. Stay straight on I-894 West
  4. Stay straight on US-41/45 North for about 15 miles, past Germantown.
  5. When 41 and 45 split, take 45 to the right.
  6. Take the second exit, State Hwy. 60, turning right (East) onto Hwy 60.
  7. Get into the left lane and immediately turn left at the first traffic light, on County Hwy. P.
  8. Go north on P approximately ½ mile, to Northwest Passage Dr.
  9. Turn right (East) on Northwest Passage, through the industrial park to the stop sign at Industrial Drive.
  10. Turn left on Industrial Dr., and we are the second building from the corner, on the left side of the road.
Milwaukee area map
Local Jackson map to Dyne Systems