Our Leaders

  • Steve Allison

    Steve joined Alsop in late fall of 1987 and assumed management responsibilities at Muller in 2004. Steve has extensive experience in engineering and managing agricultural construction projects, including well drilling, pumping plant systems and installations, electrical service installations, surface and subsurface drainage, and comprehensive ranch irrigation mainline systems. Steve holds a B.S. in Agricultural Engineering from Cal Poly and an M.S. from Utah State University. Additionally, Steve holds California State Contractors Licenses in five categories.

  • Alberto Ortiz

    Alberto holds a degree in Accounting and a California Contractors License in Well Drilling. With over 25 years of experience in agricultural support within our community, he brings a wealth of expertise to our team. He joined Roy Alsop Pump and Drilling, now known as Alsop Muller Water Solutions, in 1998.

  • Ryan Jefferson, General Manager

    Ryan has a B.S. in Agricultural Business from Cal Poly San Luis Obispo and began his career as a 6th generation farmer. He has since gained more than 2 decades of experience in the construction industry and farming.

  • Martin Jefferson

    Martin is a 6th generation farmer and Cal Poly graduate. He is the newest addition to our leadership team. Welcome Martin!