Make a Payment
Prothro, Wilhelmi & Co. offers 3 quick and easy online payment options.
ACH / Bank Transfer
Electronically transfer funds directly from your bank account without any additional fees.
A 3% service fee will be applied to all credit card transactions. Debit cards are not accepted.
QuickFee offers an easy way for you to pay invoices of $1,500 or more with monthly payments.