King Arthur Flour Company is a producer of flour and baking ingredients. The company was founded in 1790 and is headquartered in White River Junction, Vermont. King Arthur Flour offers a range of products, including all-purpose flour, bread flour, and gluten-free flour, as well as baking mixes, yeast, and other ingredients. The company is known for its commitment to quality and sustainability, and has been employee-owned since 2004. King Arthur Flour is also involved in community outreach and education, and offers classes and resources for home bakers.