[2] She was the first woman to be the sole owner of an architectural firm in Chicago, and she founded the Chicago Drafting Club, one of the first organizations for women architects and a precursor of the Women's Architectural Club founded by Juliet Peddle and Bertha Yerex Whitman.
[2][4] She then changed her approach: she went to business school and obtained a secretarial job at an architectural firm, a position she leveraged to shift into drafting.
She ended up working as a draughtsperson for a number of Chicago-area architects including John B. Sutcliffe, who specialized in churches.
[3] Her largest commission was a 1928 church complex, St. Luke's Lutheran in Park Ridge, Illinois, the design of which is an adaptation of English Gothic architecture.
[2] In 1934, Martini moved her architectural practice to Bangor, Michigan, and became a member of the American Institute of Architects.