AMENDMENT NO. 5 TO AMTC CORPORATION STOCK OPTION AGREEMENTStock Option Agreement • March 21st, 2003 • Zix Corp • Services-computer programming, data processing, etc.
EXHIBIT 10.23 THIS OFFER TO SUBLEASE ("Sublease") made the 1st day of August 2002 BETWEEN: OPTIWAVE CORPORATION/CORPORATION OPTIWAVE (a Canadian corporation, hereinafter called the "Sublandlord" for the purpose of this Sublease only) OF THE FIRST PART...Sublease Agreement • March 21st, 2003 • Zix Corp • Services-computer programming, data processing, etc. • Ontario
ZIX CORPORATIONSublease Amendment Agreement • March 21st, 2003 • Zix Corp • Services-computer programming, data processing, etc.
