The Colfax Corporation was founded in 1995. It is one of the world's leading providers of screw pumps, centrifugal pumps, progressing cavity pumps and related products. Users who choose products from the Colfax Corporation receive innovative solutions to all the requirements associated with handling liquids. Companies that belong to the Colfax Corporation are:ALLWEILER, Houttuin, Imo Pump, Imo AB, Warren Pumps, Zenith Pumps and Portland Valve.

The ALLWEILER Service-Portal gives our partners and customers around-the-clock access to important technical information.
At the ALLWEILER Service-Portal you will find:

• Technical documentation
• Brochures
• Operating instructions
• 2D and 3D CAD files and much more

The Houttuin company in the Dutch city of Utrecht has been a successful producer of Double-Spindle Screw Pumps for decades. In 1995, this company's products were added to ALLWEILER's product line. The main uses of these pumps are in marine and offshore and refineries.