SUBLEASESublease Agreement • March 30th, 2000 • Concentric Network Corp • Telephone communications (no radiotelephone) • Missouri
EXHIBIT 10.54 SUBLEASE --------Sublease • March 30th, 2000 • Concentric Network Corp • Telephone communications (no radiotelephone) • California
EXHIBIT 10.55 OFFICE SPACE LEASE ------------------ Haseko Management, Inc., as agent for SHIN-EI CO., LTD., a Japanese corporationOffice Space Lease • March 30th, 2000 • Concentric Network Corp • Telephone communications (no radiotelephone)
