H. Martin Jessen

Pionetics Corp. develops water treatment products. Its patented process employs the basics of ion exchange technology but uses electricity for regeneration rather than salt or other chemicals. The firm's systems use both cation and anion media to remove a wide range of total dissolved solid contaminants includes metals, nitrate and others. The company was founded by Glenn Kawaguchi, Eric Nyberg and Gordon Mitchard in 1995 and is headquartered in San Carlos, CA.

Rayne Corp. develops and manufactures homes water treatment systems and products. Its products include water conditioners; whole house filters, drinking systems, water filters, bottle less water coolers, and exchange tank services. The company was founded in 1928 and is headquartered in San Diego, CA.