In that year, with Arthur Stratton and Professor A. E. Richardson, Field proposed her for associate member of the Royal Institute of British Architects (RIBA),[5] making her one of the first three women to do so.

In 1930 she moved into a flat she converted from the former ballroom of one Women's Pioneer property, 65 Harrington Gardens in Earl's Court, and remained a tenant of the association until her retirement.

[6] In 1928, Leverkus spoke alongside Laura Annie Willson, Ethel Wood, Caroline Haslett and Gladys Burlton at a careers event organised by the Union of Women Voters.

[2] During this period, she designed a shopping parade and flats at Swiss Cottage tube station and worked on the new towns in both Crawley and Harlow.

[8] She served as the committee Secretary in the 1930s and their work promoted the interests of women architects, encouraged and advised recent graduates as well as recording cases of discrimination.

She considered the greatest drawback for women architects at that time to be "the lack of precedent, which makes it an extraordinary thing for a woman to be entrusted with large important work.