Largest supplier of organic milk in North America, its products are sold in supermarkets and grocery stores.

[2][3] On April 2, 2024, global investment firm Platinum Equity announced that it had completed the purchase of a controlling stake in Horizon Organic.

It sponsored a local K-8 school's extracurricular activities and even named their mascot, the Horizon Heifers.

[8][9] In August, 2006, the Cornucopia Institute filed a complaint with the USDA alleging that Horizon Organic violated National Organic Program standards in reference to the amount of time their dairy cows should spend in pasture.

[16] In April 2017, almost a year after an agreement between the parties was announced,[17] the French company Danone completed the purchase of WhiteWave for $10.4 billion, creating a new unit called DanoneWave.