Colin Henderson
Audit Partner


Colin is one of seven Audit Partners.  Colin has over 20 years' experience in statutory audits, limited reviews, internal audits, risk consulting, due diligence, and process and controls assurance.  The bulk of Colin’s work involves assisting clients with external audit, but he also has internal audit and due diligence experience across a diverse range of sectors.

After previously spending ten years with a large international Chartered Accountancy firm Colin joined Hayes Knight Audit, a predecessor firm to RSM in 2003.  He was appointed Audit Partner in 2005.  

With strong management and governance skills Colin is responsible for much of the practice management of RSM. Colin also has experience providing assurance services to legal firms regarding their trust accounts and internal systems. 

Colin’s experience includes audits of listed companies, foreign owned companies, large private companies, SMEs and not-for-profit organisations.  Specialist industry experience has included steel manufacturing, gold exploration and mining, finance, import/export.  He also has a range of different not-for-profit and charitable sector clients in health, sport, international aid, and education.  

A number of Colin's clients have raised funds from the public in some manner and hence he has direct experience of the technical issues that FMC reporting entities face and the regulatory issues surrounding these.  Colin is also involved in the audit of a large number of Auckland state schools on behalf of the Office of the Auditor-General.

Colin is appreciated by his clients for his friendly, pragmatic style yet still delivering a high quality technical service.


Colin graduated from the University of Waikato with a Bachelor of Management Studies.   Colin is a Chartered Accountant and a member of Chartered Accountants Australia and New Zealand (CA ANZ), and holds a certificate of Public Practice, necessary to issue audit opinions.

A Qualified and Licensed Auditor, Colin is also an Approved Auditor of the Office of the Auditor-General in New Zealand.  


Colin is married to Michelle, with two daughters and a son in both school and university.  He has a passion for good wine shared with good friends.  A keen competitive squash player, Colin keeps fit by swimming regularly and fitting in the occasional game of golf.

News articles

Why you should consider being audited

11 February 2020
This article explores the benefits of being financially audited for entities not required by law or regulation to be audited. Why are entities audited? The majority of entities that obtain an independent audit of their annual financial statements are audited because they have to be.   Due to their type, and/or nature of opera...

RSM World Day 2017

19 September 2017
A day when the independent member firms of the RSM network celebrate our shared values of Understanding, Collaboration and Ideas and Insight – this year, with an innovative twist. September marks ‘Innovation month’ internationally across all RSM member firms, in line with this, RSM New Zealand took the opportunity to mark our global day by...

RSM sponsors the LPGA New Zealand Tour

29 August 2017
Audit, tax and consulting specialists RSM New Zealand have joined the family of sponsors to support next month’s MCKAYSON New Zealand Women’s Open. The event, New Zealand’s richest golf tournament with NZ$1.85 million in prizemoney, will be staged at the new Windross Farm golf course in Auckland from 28 September to 1 October and will ...

RSM gives back to the community

22 September 2016
RSM World Day : A day when the independent member firms of the RSM network unite and engage with national, or local, charities through volunteering and community work and other charitable giving activities "The best time to plant a tree is 20 years ago.  The second best time is now." RSM in New Zealand celebrated by supporting Ngāti...

How much should we have in cash reserves?

28 June 2016
One of the vexed questions for boards of not-for-profit entities is what level of reserves the entity should hold as operational insurance.  For many entities this issue is one that has been getting a fair bit of airtime in audit committees and governing body meetings.   So what should a prudent organisation do? Tomorrow vs...

Merger Delivers Growth for RSM in New Zealand

1 April 2016
The merger of chartered accounting firms RSM and Nexia New Zealand’s Auckland operations will deliver a stronger, mid-market offering in accounting and business solutions. Both parties see the advantage of building the RSM network in New Zealand, to deliver to the local market and via the RSM Network to our internationally active clien...

RSM - a new unified brand

27 October 2015
What’s in a name? Flags, brands, and banners we operate under as organisations.  Are they important?  They’re the labels we choose to define and present ourselves to the world.  To define who we are and what we stand for.  So should one change? From October 26, 2015 we have simplified and changed our branding.&nb...

RSM - The Gauntlet

26 October 2015
A new broadcast advertising campaign launched in the US. The Gauntlet is running on television networks including CNBC, CNN and Bloomberg TV, in both 30 and 60 second slots. The campaign also includes print ads, running in publications including The Wall Street Journal, CFO magazine and regional business journals, as well as ...

RSM Auditors achieve Qualified Auditor status

23 July 2015
The New Zealand Government has introduced a new requirement where auditors of entities required by legislation to be audited (i.e. they have a statutory audit requirement) now need to be recognised as being qualified to undertake such engagements. The new rules take effect for accounting periods beginning 1 July 2015. These ne...

Incorporated Societies – the impact of the proposed Bill

Thursday 19 May 4.30pm - 7pm
The Exposure Draft:  Incorporated Societies Bill is currently available for review and submissions.  This proposed Bill will essentially result in a complete rewrite of the legislation covering our 23,000+ incorporated societies in New Zealand.  We are delighted that Maria Clarke, expert not-for-profit lawyer and member of the...