The maintainers are generally available in Slack at
https://cloud-native.slack.com in #flux (https://cloud-native.slack.com/messages/CLAJ40HV3)
(obtain an invitation at https://slack.cncf.io/).

In alphabetical order:

Hidde Beydals, Weaveworks <hidde@weave.works> (github: @hiddeco, slack: hidde)
Stefan Prodan, Weaveworks <stefan@weave.works> (github: @stefanprodan, slack: stefanprodan)