MWI Veterinary Supply Inc. has made the Fortune Top 100 Fastest-Growing Companies list for the second straight year.

The information is based on three-year average revenue growth, earnings growth and stock price total return from 2009 to 2012.

MWI was ranked 80th in the 2012 list, up from 92nd in the 2011 list, which covered 2008 to 2011.

MWI, at 3041 Pasadena Drive, distributes animal health products across the United States and United Kingdom. MWI sells companion animal and production animal products including pharmaceuticals, vaccines, parasiticides, diagnostics, micro feed ingredients, supplies, pet food, capital equipment and nutritional products. MWI also provides services and technologies used by veterinarians and producers.