Altek Industries  

Manufacturer 

 US 

US

716-349-3500 

http://www.altekcalibrators.com/ 

 Simpson Electric  

Manufacturer 

 US 

US

847-697-2260 

http://www.simpsonelectric.com/ 

 Ametek  

Manufacturer 

 US 

US

610-647-2121 

http://www.ametek.com/ 

 Amprobe  

Manufacturer 

 US 

US

954-499-5400 

http://www.amprobe.com/cgi-bin/pdc/site.cgi?fn=country 

 Dwyer Instruments Inc.  

Manufacturer 

 US 

US

219-879-8000 

http://www.dwyer-inst.com/ 

 Fluke  

Manufacturer 

 US 

US

425-347-6100 

http://us.fluke.com/ 

 Mitutoyo America Corporation  

Manufacturer 

 US 

US

630-820-9666 

http://www.mitutoyo.com/ 

 Modutec  

Manufacturer 

 DE 

EU

+49-761-45900-0 

http://www.modutec.de/