Attached files

file filename
EX-32.2 - EXHIBIT 32.2 - STAMPS.COM INCh10050811x1_ex32-2.htm
EX-32.1 - EXHIBIT 32.1 - STAMPS.COM INCh10050811x1_ex32-1.htm
EX-31.2 - EXHIBIT 31.2 - STAMPS.COM INCh10050811x1_ex31-2.htm
EX-31.1 - EXHIBIT 31.1 - STAMPS.COM INCh10050811x1_ex31-1.htm
EX-24.4 - EXHIBIT 24.4 - STAMPS.COM INCh10050811x1_ex24-4.htm
EX-24.3 - EXHIBIT 24.3 - STAMPS.COM INCh10050811x1_ex24-3.htm
EX-24.2 - EXHIBIT 24.2 - STAMPS.COM INCh10050811x1_ex24-2.htm
EX-24.1 - EXHIBIT 24.1 - STAMPS.COM INCh10050811x1_ex24-1.htm
EX-23.1 - EXHIBIT 23.1 - STAMPS.COM INCh10050811x1_ex23-1.htm
10-K - FORM 10-K - STAMPS.COM INCh10050811x1_10k.htm

Exhibit 21
 
LIST OF SUBSIDIARIES
Stamps.com Inc.’s direct wholly owned subsidiaries are:

PhotoStamps Inc., a California corporation;
Auctane LLC, a Texas limited liability company, d/b/a ShipStation;
Interapptive Inc., a Missouri corporation, d/b/a ShipWorks;
PSI Systems, Inc., a California corporation d/b/a Endicia; and
ShippingEasy Group, Inc., a Delaware corporation.

In addition, ShippingEasy, Inc., a Delaware corporation, is wholly owned by ShippingEasy Group, Inc. and is an indirect wholly owned subsidiary of Stamps.com Inc.