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Walco History

  • Willard Wall opened a sundries store in Porterville, California, in 1945 that would later transition into Walco International.
  • Wall closed the sundries store and opened Livestock Supply in 1954 and expanded into Visalia, CA and Phoenix, AZ.
  • In 1972, nine companies were brought together to form Walco International.
  • The company flourished, with retail and distribution outlets popping up throughout North America.
  • By 1995, Walco fielded 700 employees and booked more than $330 million in sales.
  • Wall passed away after 50 years of continuous operations as a family business man.
  • Walco International sold to an investment firm and moved its original home base from Porterville, California to Westlake, Texas.
  • In 2007, the company went public under the new name Animal Health International, Inc.

Lextron History

  • Founded by Bob Hummel in 1967 as an animal health distribution business serving veterinarians in California.
  • In May 1967, Hummel and Jim Loughlin purchased RX Company, and incorporated the new company under the name Great Plains Chemical Company, Inc.
  • In 1972, Hummel made Greeley, Colorado as the home base of Great Plains Chemical Company, Inc.
  • Hummel acquired several regional distributors in the late 1970’s, and began marketing private labels under the name Lextron, Inc.
  • In 1986, Great Plains Chemical Company officially changed it’s name to Lextron, Inc.
  • The company flourished, and began opening retail and distribution outlets throughout North America.
  • In 2011, Lextron, Inc. purchased its respected long-time rival operating under the new name Animal Health International, Inc.