Susan Block

Overview

Susan Block serves as a Principal in Ryan’s Sales and Use Tax practice, bringing more than 26 years of experience advising Canadian clients on indirect tax matters. She specializes in goods and services tax (GST), harmonized sales tax (HST), and provincial sales and fuel taxes, helping organizations identify recovery opportunities, manage audit risk, and achieve accurate, defensible tax outcomes. She advises clients on transaction tax matters across a broad range of industries. She brings a practical, detail-driven approach to helping organizations manage their sales tax, navigate audits, and address complex sales tax issues with confidence.

Susan’s experience spans consulting, technical research, and financial leadership roles. She has supported internal professional development through leadership of Ryan’s Continuing Professional Development program and is known for her ability to translate complex tax concepts into clear, actionable guidance. Her background in financial reporting and analysis strengthens her ability to align tax strategy with broader business and reporting objectives.

Education & Qualifications

Chartered Professional Accountant (CPA), Chartered Professional Accountants of Canada

Certified Management Accountant (CMA), Society of Management Accountants of Ontario

Experience & Achievements

Principal, Sales and Use Tax, Ryan, Mississauga office

• Provides transaction tax consulting services across multiple industries

• Provides sales tax consulting, recovery, and audit defense services

• Advises on GST, HST, provincial sales, and fuel taxes

• Delivers recoveries across manufacturing, oil and gas, retail, service, and MUSH (municipalities, universities, schools, and hospitals) sectors

Manager, Ryan, Mississauga office

Consultant, Ryan, Mississauga office

Senior Sales Tax Analyst, Ryan, Mississauga office

• Supported continuing professional development initiatives

• Developed and published technical accounting articles for the Ryan quarterly tax newsletter and a professional accounting magazine

• Provided technical tax training to employees and clients to enhance compliance and practical application

• Assisted with appeals, rulings, technical research, and tax analysis

Manager, Financial Reporting and Analysis, national computer distributor

Financial Reporting and Budget Manager, national automotive distributor