Social Investment Agency

We're a small team that wants to make a difference. By crunching the numbers, we're supporting the social system to understand what investments will help New Zealanders get better outcomes.


  • What is social investment? »

    Social investment is about using data and evidence to improve the lives of New Zealanders by investing in what is known to create the best results.

  • Our people »

    Meet the team behind the SIA.

Our resources

  • Tools and guides »

    We're developing a range of tools, products and advice to enable agencies to develop their social investment approaches, and analyse and measure the impact and effectiveness of the services they’re...

  • Fact sheets »

    Check out the plain English fact sheets on our key work areas.

Recent updates