He is known for his architectural design projects and his tubular steel furniture, which have been described as "icons for their period.
[2] Bach designed the remodeling of Sach's and the Seneca Textile Building, both in New York City.
[2] He designed work for General Electric, Keystone Silver, Pacific Mills and Bigelow-Samford.
[1][4] His work is held in the collection of the Cooper-Hewitt, National Design Museum and the Yale University Art Gallery.
[1][2] A set of 17th-century sliding-door panels from a Zen temple in Kyoto, Japan, owned by Bach and his wife, Anita, reside in the collection of the Metropolitan Museum of Art.