Hamilton & Rosenthal Chartered Accountants LLP was established in August 1988 and is based in Calgary, Alberta.Our practice focuses on owner-managed businesses providing audit, assurance, compilation, taxation and business advisory services to a variety of industry sectors.Where issues arise beyond the scope of our expertise, we have developed close working relationships with other specialists to provide services in such areas as corporate restructuring, succession and estate planning, legal, SR&ED, computer system design/support, insurance/bonding and financial planning.