Yes, Ministry of Supply is a legitimate company. It is known for its quality clothes that are presentable, easy to wear, and easy to care for. The company is based out of Boston, Massachusetts, and was born in the labs of MIT. They specialize in "workleisure" wear, focusing on professional yet comfortable attire. The company has received positive reviews from customers, praising their design, comfort, and customer service. However, it's always a good idea to do your own research and read reviews before making a purchase.