[1][2] She vied and won the Embu woman representative post[3][4] in the 2017 General election.
[5] She went to Mulango Girls High School for her Kenya Certificate of education in 1971 to 1974.
[6] She was once the vice-chairperson of the Communication, Information and Innovation committee in the parliament.
[8] Njiru was elected as the Embu county women representative in 2017.
[9] She worked as a Chief Executive Officer at New day Motors Limited in 2006 to 2017 and in 1979 to 2006 she was Sales and Marketing Associate at Telecom Kenya.