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Colin Whitehead - Director


Colin services the needs of all industries, including farming, fishing, building, and retail. His broad range of experience and knowledge offers a comprehensive understanding into the complete requirements needed for business, in particular taxation planning, estate matters, succession planning and business acquisitions. Colin also specialises in self managed superannuation funds and auditing. <more>

Greg Nicholls - Director

B. Com., CPA, CTA

Greg's areas of focus include all industry types, in particular the agriculture, aquaculture and fishing industries. His extensive experience allows him to offer all services required by business including business acquisitions, self managed superannuation funds, financing, cash flow budgeting and business management. <more>

Lindy Gill - Associate


Whilst providing services to the majority of industries, Lindy has a particular focus on the fishing industry. Within the profession it is recognised that Lindy consistently delivers a high level of technical expertise. Lindy focuses on complex corporate structures for high wealth enterprises to deliver tax efficient results with minimum risk exposure. Lindy also has significant experience in business management, business restructures, risk management, succession planning, high level ATO negotiations and self managed superannuation fund planning and auditing. <more>

Clara Henderson - Associate

B. Fin. Admin., CPA, CTA

Clara offers expertise in all areas of personal and business requirements including the retail, farming and fishing industries. Areas of focus include taxation and BAS compliance, cash flow forecasts and budgeting, self managed superannuation funds, and succession and estate planning. Clara delivers a high level of personal service, and maintains a strong commitment to her clients affairs. <more>

David Sanders - Associate

B.Acc., MIPA

David provides a complete service across a broad spectrum of areas including small business and corporate structures within the retail and fishing industries. He has gained considerable experience in property transactions and capital gains tax issues and specialises in trust entities and the complexity of related tax law . <more>


Jennie-Lee Te Wano - Associate

B. Com, CA

Jennie-Lee grew up in Port Lincoln, but moved to Adelaide to complete her Commerce Degree at the University of Adelaide. While completing post-graduate studies Jen worked at respected Chartered Accounting firms in both Adelaide & Perth primarily in the superannuation field. In 2007 she returned with her family to Port Lincoln and commenced her career with GPK working as an integral member of our Superannuation Team. <more>


Anita Southam - Associate

B. Bus, CPA

Anita joined the GPK team in 2013 after working for a prominent Whyalla based accounting firm for many years. She completed a Bachelor of Business from UniSA and became a Certified Practicing Accountant (CPA) in 2006. Anita's time in Whyalla has helped her to develop strong relationships with Whyalla based business, and she still regularly visits clients in the area. <more>


Justin Braakhuis - Associate

B. Acc, CA

Justin has lived and worked in Port Lincoln most of his life and joined the GPK team in 2004, having completed his senior education at a local school. His experience allows him to provide pertinent business advice focusing on small to medium businesses. This complements his skills in tax compliance, GST and self-managed superannuation funds. Of particular interest to Justin are the benefits owners can achieve in their business through cloud-based software and technological advances. <more>


Matthew Kruger - Associate

B. Acc, CPA

Matthew was born in Port Lincoln and started his career at GPK after completing his secondary education at a local school. He now has over 10 years of experience within the industry, completing his Bachelor of Accounting degree with UniSA in 2014 and becoming a Certified Practicing Accountant (CPA) in 2018. <more>

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