Hamm AG 
German manufacturer of tandem rollers, vibrating compactors, static three wheel and rubber wheeled rollers.
http://www.hammag.com/Hypac Compaction Equipment
Manufacturer and distributor of compaction equipment including single drum and tandem vibratory, static steel wheel and pneumatic rollers.
http://www.hypac.com/
M B W
Manufacturer of soil compaction, soil density, cement finishing, and sediment control products.
http://www.mbw.com/
Bomag Compaction Equipment
Worldwide manufacturer and distributor of compaction equipment including single drum, tandem, static, pneumatic rollers, refuse, recyclers and stabilizers .
http://www.bomag.com
