Howe, Manning & Almy, Inc.

Howe, Manning & Almy, Inc. was an American architectural firm in Boston, Massachusetts that was formed in 1926 by three women, all graduates of the Massachusetts Institute of Technology. It was one of the first architectural firms founded by women in the United States. Lois Lilley Howe began her own firm in 1900. She partnered with another MIT alum, Eleanor Manning O'Connor, in 1913, creating the firm of Lois Lilley, Howe & Manning. Mary Almy joined the firm in 1926 and the name became Howe, Manning & Almy, Inc. In 1937 the firm dissolved after Howe retired, and Manning and Almy began their own practices.

...
Wikipedia