Lubeck served as the lead advocate in negotiations for the major airlines servicing the New Zealand market and was part of the High Performance Engagement (HPE) Leadership Team at Air New Zealand where organised labour and management engage in a consensus-based workplace democracy programme.

[13] Lubeck's bill was not selected to be debated in Parliament but a policy to ban conversion therapy was included in Labour's manifesto for the 2020 election.

[14] When the party won the election it eventually passed the Conversion Practices Prohibition Legislation Act 2022 which was based on Lubeck's bill.

During the 2020 New Zealand general election, Lubeck contested the new Kaipara ki Mahurangi electorate but was defeated by Chris Penk by a final margin of 4,435 votes.

She also attribute her resignation to the health and travel strains associated with her job and a desire to spend more time with her family.