About Us

About Us

Multi-disciplinary team with a mix of skills and experience unmatched in the industry.

Yes we can do your accounts, but we do so much more. BizWise clients have access to a wealth of experience on the increasingly complex environment that businesses and other organisations find themselves operating within.


Richard O’Callaghan

I am the founder and Managing Director of BizWise.  I am a Chartered Management Accountant, Chartered Public Financial Accountant and Certified Fraud Examiner. For more than eight years I was the Chief Executive of the Institute of Incorporated Public Accountants and have also worked as a Finance Specialist, Consultant and manager for assorted public bodies. I have supported a range of start-up and existing businesses, charities and public sector bodies in everything from financial reporting to Information Technology. In addition to being a qualified accountant, I am also a qualified systems analyst and electronics technician.

Gary Loughlin

I am a Chartered Accountant and Statutory Audit practitioner. I have run my own accounting practice since 2004 and specialise in the following areas:

  • Start Up Business
  • Company Formation
  • Audit
  • Preparation of Financial Statements
  • Cash Flow Projections
  • Budgets, VAT, PAYE/PRSI

I am also the Director of Gary Loughlin Video. Previously, I was Management Information Systems Manager for Bio-Medical Research Ltd. I was also the Audit Manager with East & Company in Sligo.

Marita O’Callaghan

I am an ACCA qualified Finance Business Partner with 10 years’ experience working in various roles in the public and private sector. A proven track record of embedding financial ownership across management teams to drive superior budgetary performance.


  • Regional Finance Manager – Dimensions UK
  • Ensuring Dimensions and, in particular, the region achieves strong financial performance in line with organisational expectations. Providing financial and business advice and support to the Operational Director
  • IT Finance Business Partner – Central Bank of Ireland
  • Finance Business Support Partner for Information Management & Technology Directorate within the Central Bank of Ireland
  • Management Accounts Executive – Central Bank of Ireland
  • Senior Asset Finance Collector & IT Officer