In writing his books Ian MacDonald calls upon his experience as a Vice President at Equifax, a Senior Vice President at Creditel, a President at Intercontinental Collections, a General Manager at Screening Systems International, a General Sales Manager at Dun & Bradstreet, a General Manager of D&B's Marketing Services Division, a supervisor and credit reporter at D&B.
He has managed operations with hundreds of employees; been a top salesman; taken an operation from a million dollar loss to 8 millions dollars in profit; built a commercial risk scoring system that is still used by thousands of risk managers working for banks, insurance companies, manufacturers and wholesalers; analyzed thousands of business owners for risk; ran the largest commercial collection operation in the country; screened hundreds of senior executive job applicants; established an international commercial risk information exchange systems and managed the merger of two large corporations.
Since 2005, he has been president of Informus Inc. The company provides Commerical Risk Analytical Services and manages the marketing of his books and art. For its commercial risk analytical services Informus Inc. charges $500 per hour with a minimum retainer of $2,500, credited against a minimum charge of $5,000.
Toronto has been his home since 1967. He met his wife on the first day of their first year at McMaster University in 1964. They have three children and two grandchildren.