Rule Pumps is a Xylem owned brand.

The Xylem name is derived from classical Greek, and refers to the supporting tissues that help transport water and nutrients from a plant's roots to its leaves.
To the people of Xylem, the name stands for a promise to live their values while solving customers' most challenging water problems, and to set industry standards for fluid technology applications and water solutions.
​On October 31, 2011, Xylem completed its spin-off from ITT Corporation, and began a new chapter as a leading global water technology company with operations in more than 150 countries; a passionate, talented, and experienced workforce; well-known industry-leading brands and water solution products, global 2010 revenues of US$3.2 billion, and a shared commitment to making a difference in communities around the world.

Xylem is comprised of four business units - Water Solutions, Flow Control, Analytics and Residential and Commercial Water. 
These four units are interconnected to one another, anticipating and reflecting the evolving needs and sharing their applications expertise to cover every stage of the water cycle.