Growing up in a polygamous family in Benin City, her mother actively discouraged her from following her dreams, sometimes beating her when she would be out tinkering with an engine instead of doing her chores in the kitchen.
My Nigeria is the giant of Africa.... My Nigeria is the first to the produce first woman mechanics in Africa. My Nigeria is where you find lots of women doing male-dominated professions. My Nigeria's women are strong women.
But Sandra is the sort of woman that responds well to adversary.
"The constraints, the obstacles, the challenges that could have driven me back, they became my opportunity. The future looks bright," she says.
She has built a network of female mechanics that is spreading from city to city, and training former sex workers, orphans, and victims of trafficking to be mechanics.
Sandra believes that women are better suited to high quality, technical work on motor vehicles.
"Our clients keep coming back - they prefer us because we are determined to be better than a lot of mechanics who take their job and their salary for granted," she says.
Sandra's Lady Mechanic Initiative has now spread to the north with its first project in Kano City where the response from Muslim women has been unprecedented.
Source: Al Jazeera