father with son piggy bank

Grow your wealth with flexibility

MAS Investment Funds helps you achieve your financial goals with the flexibility to access your money when you need to. 

  • Start investing with as little as $500.
  • Flexibility to withdraw and make deposits when you want
  • Open to individuals, joint investors, trusts and companies.

Why choose MAS Investment Funds?

nest eggs illustration hands on

Hands-on investment management

Our active approach to investing aims to outperform the market and deliver higher returns for your investment.

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Advice when you need it

Our range of tools and nationwide network of MAS Advisers are here to help you grow your wealth and create the financial future you want.

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100% owned by our Members

We're a New Zealand owned mutual that's here for our Members, not overseas shareholders. When you join us, you become one of our owners.

Fund performance
Financial advice

We have a diverse range of 7 funds to choose from

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Growth Fund

Suitable for investors who are prepared to accept a higher level of investment risk to potentially achieve a higher return over the long term.

olive tree - balanced

Balanced Fund

Suitable for investors who are prepared to accept a medium level of investment risk to potentially achieve a medium return over the medium term.

roses in a vase illustration - conservative

Conservative Fund

Suitable for investors willing to accept a smaller amount of investment risk to potentially achieve a more stable return over the short term.

See all Funds
Fund Finder
A shell on a beach - Responsible Investing

Invest in the future you want

Whatever you're saving for, we can help you get there by investing your money actively and responsibly.

Responsible investing Financial advice
Setting investment goals Investment guide
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Easy account management

It’s easy to manage your account with our MAS Investment Portal. You can see your balance, switch Funds, update your details and more. 

MAS Investor Portal login Manage my investments
Making investments Check tax rate
KSS investment returns performance

We aim to outperform

The long-term performance of your investment funds makes a big difference to growing your savings, which is why we take an active investment approach.

Fund performance Market insights
Investment information Fees and charges

What our members say

As a mutual our members are a top priority.

  • “MAS has given me a lot of advice over the years - great advice. They also work hard to provide wellbeing for their Members.”

    Tiff Logan, Dentist

  • “In my 50+ years of membership, MAS has never disappointed me.”

    MAS Member

  • “MAS has certainly made a really big effort to get us to understand more about where they are investing our money, and in particular moving into more ethical investment products.”

    Anna Sullivan, Emergency Medicine Specialist

  • “Now that I’m almost retired, I get the reports from MAS on the performance of the plan and it’s one of the highlights of my month.”

    Geoffrey Horne, Orthopaedic Surgeon

Useful links

MAS Investment Funds - Product Disclosure Statement
MAS Investment Funds - Other Material Information
MAS Investment Funds - Statement of Investment Policy and Objectives
MAS Responsible Investment Policy
MAS Investment Funds - Documents & Forms
What is a managed fund?

Medical Funds Management Limited is the issuer and manager of the MAS KiwiSaver Scheme, MAS Retirement Savings Scheme, and MAS Investment Funds. The Product Disclosure Statements are available at MAS KiwiSaver Scheme PDS, MAS Retirement Savings Scheme PDS, and MAS Investment Funds PDS. 

If you would like to talk to a MAS Adviser, phone 0800 800 627 or email info@mas.co.nz.