Our Team

At McWhirter and Leong, we pride ourselves on our excellent service and aim to build a long term relationship with our clients. We are committed to gain as much information as possible of every unit of our clients’ family businesses.

Our five partners and consultants are capably supported by an additional thirteen accountants, bookkeepers and administration staff.

See our team and learn about their individual expertise below.

Managing Partner – McWhirter & Leong Partner – Marsden Business Solutions

Dale Abbott

Joined the firm on 3 April 1995 with a Bachelor of Commerce from the University of WA and is a member of The Institute of Chartered Accountants in Australia. Dale has been a partner in the firm since 1 July 1998.  Dale is originally from a family farm at Arthur River. Dale has particular expertise in all aspects of agribusiness advisory including succession planning, SMSF advisory, specialist tax consulting and is experienced in property development.  Dale holds the titles of Chartered Accountant, Registered Tax Agent, Registered Company Auditor and Registered SMSF Auditor.

Partner – McWhirter & Leong & Partner – Marsden Business Solutions

Brian Evans

Narrogin born and bred, joined the firm on 16 July 1990 with a Bachelor of Business (with Accounting Major and Public Accounting sub-major) from Edith Cowan University and is a member of CPA Australia.  Brian has been a partner in the firm since 1 July 2002.  Brian is also a well known local sporting identity, being a Narrogin Cricket Association Life Member.  Brian has particular expertise in large scale agribusinesses and their corporate business structures, civil, earthmoving and the construction industries. Brian has property renovation and property development experience over many years.  Brian holds the titles of Certified Practicising Accountant and Registered Tax Agent.

Partner – McWhirter & Leong & Partner – Marsden Business Solutions

Mark Sewell

Joined the firm in 2006. Mark is from a family farm in Pingelly. Mark has a Bachelor of Commerce from the University of WA and is a member of The Institute of Chartered Accountants in Australia. Mark has been a partner in the firm since 1 July 2013. Mark has a passion for all things agribusiness and in particular broad acre farming systems.  Mark is also experienced in identifying key business efficiencies and has clients in a wide range of industries.  Mark holds the titles of Chartered Accountant and Registered Tax Agent.

Managing Partner – Marsden Business Solutions

Matthew Peck

Moved to Katanning in 1996, started working for Marsden Business Solutions in December 2002 and became a partner in 2007. Matthew has a Bachelor of Commerce from the University of WA and is a member of CPA Australia. Matthew is an active member of the local community particularly with the local Apex Club.  Matthew has extensive agribusiness experience and also advises a significant number of clients in the retail, construction, trades and transport industries. Matthew holds the titles of Certified Practicising Accountant and Registered Tax Agent.

Senior Consultant (former Managing Partner 1992 - 2012) – McWhirter & Leong

Joseph Leong

Joined the firm on 14 April 1977 with a Bachelor of Business (with Distinction) from the W.A. Institute of Technology (now Curtin University). Joseph was admitted as a partner in 1987.  Joseph was then Managing Partner of the firm from 1992 to June 2012 and is still a senior consultant to the firm and specialises in all facets of SMSF advisory and audit as well as being an experienced tax consultant and succession planner.  Joseph holds the titles of Chartered Accountant (Fellow), Registered Tax Agent, Registered Company Auditor and Registered SMSF Auditor.