PHONE: 08 9586 8188

197 Mandurah Terrace, Silver Sands, Mandurah 6210

Like so many others our lives and careers have many journeys. For me (Karen Jarvis) it started many years ago working with a number of organisations including building industry; several manufacturing companies, motor vehicle and finance industries.

During these employment opportunities I worked within accounts receivable/e/payable; payroll; bookkeeping; financial analyst and later as a commercial accountant and within public practice.

Years later after completing, TAFE diplomas; Bachelor of Accounting and CPA studies I’ve been honoured and blessed to own and operate an accounting practice here in Mandurah.

We offer a “personal touch” often going above and beyond to ensure our clients receive the utmost care.

Trinity Accounting Services (TAS) was formed in June 2009 and along with staff we’re able to provide our services to many varied client’s from many industries and operating structures. We’re a joint CPA and IPA practice operating under five core values of (1) unity (2) relationship building (3) honesty & integrity (4) attentive and (5) Spirit of Excellence. We believe in offering the best possible service to clients whilst listening and building rapport that attains the most beneficial outcome possible. Our offices and staff are warm, friendly, inviting allowing clients to be relaxed and able to share & discuss their needs.

TAS offers a range of services including:

  • Individual needs
  • Business clients
  • Self managed super funds
  • Bookkeeping
  • Business advisor
  • Company compliance


We can further provide you with a network colleagues able to assist with financial advisors; brokers; estate /business legal advice and more.

It gives us great pleasure to announce the recent purchase of Alldone Bookkeeping. This expands our current bookkeeping services. Our bookkeeping services is open to everyone (current and non- tax clients) and has a new name being EZIbooks WA. Welcome Janine Turner to our team… Janine was employee of Alldone Bookkeeping and comes with us with many skills and knowledge.

Whatever your need we are HERE FOR YOU!