Assurance Parker Russell’s Assurance and Financial Advisory Services help organizations and individuals achieve their objectives and succeed in the new economy through measuring performance, managing risks, and leveraging knowledge. The financial statement audit is the cornerstone of Financial Assurance Services. Our audit methodology - BMP (Business Measurement Process) - is the audit profession’s first fully risk-based methodology for financial statement audits. Our proprietary tax management software tools and knowledge-based applications bring the power of knowledge to your audit.