• Level 2, Youell House
    1 Hutcheson Street, Blenheim 7201

  • About Us

  • Our Company
  • Based in Blenheim in the sunny Marlborough Region, Wallace Diack Chartered Accountants Ltd is well known for being a forward-thinking accounting and business advisory practice. We have a reputation for quality advice and for being able to think outside the accounting square.

    Our client base covers the range from individuals with rental properties, family trusts and small to medium businesses, professional people, right through to large companies and groups of companies.

    The accounting firm was first established in Blenheim in 1957. Recent years have seen growth of around 80% and Wallace Diack Chartered Accountants Ltd is now one of the largest accounting firms in the Marlborough region.

    That growth along with an 89.2% customer satisfaction rating has been earned through our commitment to strong relationships and through our "professional smarts". But we still see ourselves as a small friendly accounting firm who work well together with our clients' best interests at heart.

    We appreciate that selecting a firm to entrust with your accounting requirements is an important decision, intensified by rapid economic changes, increases in competitive pressures, and resource availability. With our benchmarking, cash flow forecasting, and other tools, Wallace Diack is well placed to help you make an informed decision.

    Whatever your requirements, we can help you find the solution - Contact us today.

  • Our People
  • Our People

  • Tony de Reeper, Director

    EMAIL: Tony@wallacediack.co.nz

    Tony heads the Wallace Diack team. He balances his time between leading and developing the practice, and working closely with number of Wallace Diack clients assisting with their company growth and expansion or restructuring.

    Tony joined Wallace Diack Chartered Accountants as a senior partner in 2000, from Wellington where he worked with a major accounting firm. Prior to this, he spent five years in London working as a European financial controller.

    Tony is a Founding trustee of Marlborough College Charitable Foundation and is a former Chairman of the Board of Trustees of Marlborough Boys College.

    Tony is a senior black belt (as are his three sons) at the Blenheim Ryuku Kempo Karate Dojo.

  • Hamish Matheson, Director

    EMAIL: Hamish@wallacediack.co.nz

    Hamish was appointed a Director of Wallace Diack in January 2009 after joining the practice in 2006. Hamish has worked in major accounting firms in Christchurch and Wellington, as well as the banking and fund management sectors in London.

    Hamish is involved in general accounting and taxation work for the practices wide range of clients. In addition he focuses on more specialist work in the areas of cash flow forecasting, business valuations, business appraisals, the wine, seafood and farming sectors.

    Hamish likes to take a proactive role providing regular reporting and working closely with his clients. His role is to assist his clients in achieving what they want to achieve. He aim’s for a work life balance and assists his clients in also achieving this.

    Hamish has undertaken various voluntary roles since joining Wallace Diack. With a young family these have been reduced. Hamish is also a Justice of the Peace.

    Hamish and his wife Sarah moved to Blenheim in 2006 and have four children. When Hamish is not spending time with his young family he enjoys time spent fishing and diving down the Marlborough Sounds and enjoying the many activities that the Marlborough high country provides.

    Hamish will be returning to his roots in Christchurch in April 2022.

    "My extended family is in Christchurch and the pull of family roots has always been strong for us. I will continue my involvement in Chartered Accountancy. Excitingly, it will also allow me to pursue my entrepreneurial ambitions starting with an active involvement in an export business start-up."

  • Karen Draper, Associate

    EMAIL: Karen@wallacediack.co.nz     MOBILE: 021 130 4032

    Karen re-joined the Wallace Diack team at the beginning of January. She initially took over Pete Ewan’s accounting role and from April 2022 will co-lead the practice with Tony de Reeper.

    Karen says “I’m super excited about the opportunity to work with our staff and clients again.” Everybody who knows Karen recognises her as accomplished, professional, experienced and relentlessly energetic.

    She knows first-hand about running a business and the dedication and commitment involved. Karen is on the board of several community and professional organisations.

    Karen is a Chartered Accountant, gaining her qualification with Tony as her CA mentor. She has a Bachelor of Commerce (Accounting and Finance) degree and a Graduate Diploma in Professional Accounting.

    She has broad accountancy and taxation experience across a range of industries. Karen is a member of the Institute of Directors. Along with her partner, she has also been involved in several business start-ups.

    She first began work with Wallace Diack in 2006. She then headed off on her “big OE” where she worked in Canada and Australia. After returning to Blenheim, she returned to Wallace Diack before the lure of the corporate world drew her away again. Staying close to her roots in Marlborough, she worked in a variety of businesses. There she drove efficiencies and facilitated process improvement within the financial systems. She has core skills in high-level financial management and understanding of business. She combines this with her risk and critical process identification and mitigation.

    Karen will be a perfect fit into the Wallace Diack philosophy. Our goal is always to help our clients use information to drive their performance. I can’t imagine anyone I would rather be selling my Wallace Diack shareholding to.” says Hamish.

  • Michelle Gammie-Catterick, Manager

    EMAIL: MichelleGC@wallacediack.co.nz

    Michelle joined Wallace Diack in June 2014 as a Manager after 14 years of experience in the Chartered Accountancy environment.

    Michelle is an Associate Chartered Accountant (ACA) and uses her experience and knowledge to assist clients in general and management accounting while providing them with taxation advice.

    Michelle and her husband Tony have raised their three children (now young adults) in Blenheim. They share a passion for cycling with two of their children spending many hours riding around the country roads of Marlborough. When not on their bikes, they are kept busy spending time with their first grandchild.

  • Janeen Hippolite, Manager

    EMAIL: Janeen@wallacediack.co.nz

    Janeen works with a large range of clients from small family business to foreign owned wine companies. She studied at Canterbury University and worked as an auditor for a number of years with Chartered Accountant firms in Christchurch and Blenheim. She joined Wallace Diack in 2015. 

    Janeen has extensive knowledge of tax and compliance issues, and hands on experience with Xero. Due to her auditing background and community involvement she has a passion for the Not for Profit sector.

    Over the years she has been appointed as the Treasurer for many organisations, most recently for the Blenheim Musical Theatre.

    Outside of work, Janeen enjoys time with family and friends, yoga and walking. But admits that most of her spare time is taken up with either participating in, or enjoying local musical theatre performances.

  • Beth Stewart, Administration Manager

    EMAIL: Beth@wallacediack.co.nz

    Born in Marlborough, I joined the Wallace Diack Administration Team in September 2014.

    The Administration Team comprises 6 staff who handle Client Services, Companies Office requirements, Payroll processing and day-to-day Xero requirements for a large range of clients both domestic and international.

    As a mother of 4 children, I have spent a number of years helping them develop into great kids. Now that they're independent, my husband David and I can spend more time doing the things we both love – Food and the cooking of, Wine, gardening, travelling and top of the list would be lots more fishing.

  • 2019 Business Person
    of the Year Award

    Congratulations to Tony De Reeper on his receipt of the 2019 Business Person of the Year award from the Marlborough Chamber of Commerce. More details on the MCoC website.

  • Photo Credits: Many thanks to Vaughan Wessels for the great staff photos he took for us.