Castor & Pollux Pet Works , based in Clackamas, Oregon, US, was named to Inc. magazine's list of fastest-growing companies again, earning the 615th spot on the 2009 Top 500/5,000 listing.

This year's rankings are based on cumulative growth over five years ending December 2008, with Castor & Pollux revenues growing 465% for the period. This is the third consecutive year the company has been named to the list, moving up from the 665th spot in 2008, and 771st ranking in 2007.

Castor & Pollux Pet Works was among the first petfood companies to comply with US Department of Agriculture National Organic Program regulations that apply to ingredients and packaging of organic human food.