Zach Castles

Zach Castles was a political adviser to two senior cabinet ministers in the fifth National-led Government. Now London-based, he works as a public affairs consultant helping companies navigate Brexit and other matters.

Feb 18, 2018

The National leader race will put the party's famed stability to the test

As the contest unfolds, expect deals, departures and a determination to keep ructions away from public sight, writes former National government adviser Zach Castles.

Read on.

Oct 26, 2017

The party isn’t over: Why National's message is needed now more than ever

As it adjusts to life in opposition, National needs to focus on defending capitalism against a coalition of socialists and populists, writes former National ministerial adviser Zach Castles.

Read on.

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