Usio, Inc. - FORM 10-K - EX-21.1 - EXHIBIT 21.1

file	filename
EX-10.43 - EXHIBIT 10.43 - Usio, Inc.	pydsexecutedlease3611pae.htm
10-K - 10-K - Usio, Inc.	pyd_2017x10k.htm
EX-32.1 - EXHIBIT 32.1 - Usio, Inc.	pyds_12312017xexhibit321.htm
EX-31.2 - EXHIBIT 31.2 - Usio, Inc.	pyds_12312017xexhibit312.htm
EX-31.1 - EXHIBIT 31.1 - Usio, Inc.	pyds_12312017xexhibit311.htm
EX-23.1 - EXHIBIT 23.1 - Usio, Inc.	exhibit231for10-k.htm
EX-10.44 - EXHIBIT 10.44 - Usio, Inc.	ex1044singularpaymentsleas.htm
EX-10.42 - EXHIBIT 10.42 - Usio, Inc.	settlementagreement-c2go.htm

EXHIBIT 21.1

Payment Data Systems, Inc.

Subsidiaries of the Registrant

Subsidiary Legal Name Jurisdiction of Incorporation

FiCentive, Inc. Nevada

ZBILL, Inc. Nevada

Payment Recovery Systems, Inc. Nevada

Singular Payments, LLC Florida

Usio, Inc. - FORM 10-K - EX-21.1 - EXHIBIT 21.1 - March 30, 2018