Speakers included local Labour MP Rupa Huq.
Powerful health campaigns in west London pushed the Labour-run councils in Ealing and Hammersmith & Fulham to support their fight.
The Labour council in Hammersmith & Fulham plans a public meeting in the town hall on 28 February.
The fight can’t just be left to local campaigns—there needs to be a national fight fully supported by the unions now.
Some of the Unison union members are paid up to £2.40 an hour less than other workers, get fewer breaks and receive less sick pay. A third of workers were hired on worse terms when the service was run by privatiser Arriva between 2013 and 2016.