The largest issuers of Visa and Mastercard commercial credit, debit and prepaid card products are listed here ranked by purchase volume generated in 2022. Corporate travel and entertainment (T&E), fleet and purchasing, small business credit, small business debit and prepaid (government benefits, etc.) cards are included.JPMorgan Chase was the largest commercial card issuer for all products combined in 2022 (as it was in 2021), propelled by an 89.2% increase in its corporate card volume to $4.67 billion. Its purchasing card volume increased 34.7% to $73.42 billion. That figure included $42....