Top 50 ACH depositors and receivers.. https://www.nacha.org/system/files/resources/Largest%20Originators%20of%20ACH%20Payments%20Year%202013.pdf https://www.nacha.org/system/files/resources/Largest%20Receivers%20of%20ACH%20Payments%20Year%202013.pdf Published by NACHA, these companies are on MyEcheck's radar fo sho!