Aboni (Germany) www.aboni.de
Ascott Analytical Equipment Ltd. (England) www.ascott-analytical.com
Baustoff Prufsystemem Wenningsen (Germany) www.bps-wennigsen.com
Concrete Experts International (Denmark) www.concrete-experts.com
Dynatest (Denmark) www.dynatest.com
Fröwag (Germany) www.froewag.de
Gann GmbH (Germany) www.gann.de
Geophysical Survey Systems Inc. (USA) www.geophysical.com
IML Electronic (Germany) www.iml-electronic.com
Impact (England) www.impact-test.co.uk
K.Schulten GmbH & Co. KG (Germany) http://www.ksschulten.com/
Leutert (Germany) www.leutert.com
Marchetti (Italy) www.marchetti-dmt.it
MaTest S.R.L. (Italy) www.matest.com
MIT Mess und Pruftechnik GmbH (Germany) www.mit-dresden.com
Pavetest (Australia/Włochy) www.pavetest.com
Roadscanners (Finland) www.roadscanners.com
Russenberger Prufmaschinen AG (Switzerland) www.rumul.ch/index.php?lang_choose=1
Steinadler (Germany) www.steinadler-ritzl.com
Techlab Systems – TLS (Spain) www.techlabsystems.com
Testing (Germany) http://testing.de/en
Thümler (Germany) www.grip.de
Tinius Olsen (USA) www.tiniusolsen.com
Vectra (France) www.vectra.fr
VJ Tech (England) www.vjtech.co.uk
Walter-Bai (Switzerland) www.walterbai.com
XCalibre Equipment Ltd www.xcalibre.com