Sparky Margaret Partridge built a business lighting up villages in the 1920s
Caroline Haslett believed in the equality of status and opportunity for women at work, particularly in the field of engineering. What would she think of the progress made to date?
Ella Gasking turned a small family business into a household name, building Batchelor's into a brand that lives today.
Gladys Burlton was one of the first management consultants, giving companies advice 100 years ago that stands the test of time.
Hilda Hewlett was the first woman in Britain to get her pilot's licence but it is for making planes as well as flying them that she should be known.
Laura Annie Willson: suffragette, house builder, engineer and the original northern powerhouse.