Jarema was Born in Adelaide. He transferred to Melbourne in 1974 as a Trainee Accountant, whilst employed by a Public listed Company. He graduated in Accounting and Business Studies in 1976. He was employed as an Accountant in a further two Public listed Companies, until he opened his own Accounting and Tax practice in 1983.
Jarema is a member of: Tax Institute Australia – Chartered Tax Adviser; National Tax & Accountants’ Limited – Member; Australian Federation of Ukrainian Organisations – Finance Director since 1 April, 2012; Federal Plast Ukrainian Scouting Organisation – Federal Leader of Senior Scouts in Australia; Karpaty Foundation – Director; Future Ukraine Limited – Director; Ukrainian School Council of Victoria – Treasurer; Ukrainian Elderly Peoples Home – Founding member 1 January, 1993; Association of Ukrainians in Victoria – Member.