It's a long time now since the New Zealand Shareholders Association first burst onto the national stage, taking a series of high-profile stands at listed company meetings - often in silly hats.

In fact it's been almost 20 years since founding chair Bruce Sheppard started making waves on the corporate scene with small group of passionate retail investors behind him.

Since then the NZSA has grown substantially, branching out into areas like education and advocacy - even running financial journalism awards.

It has never stopped challenging listed company boards, but will the arrival of a new chairman Tony Mitchell see