| 1974 |
Buy back agreement |
GENTIL PUMPENFABRIC GmbH for chemical process pumps |
| 1984 |
Technical colloboration |
ABS PUMPEN AG for dry motor submersible sewage pumps |
| 1994 |
Joint manufacturing agreement |
PHILIPP HILGE GmbH for hygienic pumps |
| 1999 |
Joint manufacturing agreement |
ZIEGRA ICEMACHINEN GmbH for chip ice machines |