AVENUE A INC S-1

S-1

FORM S-1

EX-4.1

FORM OF WARRANT TO PURCHASE COMMON STOCK

EX-10.1

FORM OF SERIES A PURCHASE AGREEMENT

EX-10.2

WARRANT AGREEMENT

EX-10.3

FORM OF SERIES B PURCHASE AGREEMENT

EX-10.4

SHARE PURCHASE AGREEMENT DATED JULY 2, 1998

EX-10.5

SHARE PURCHASE AGREEMENT DATED JUNE 10, 1998

EX-10.6

SHARE PURCHASE AGREEMENT DATED MAY 26, 1998

EX-10.7

SHARE PURCHASE AGREEMENT DATED MARCH 9, 1998

EX-10.8

SERIES C PREFERRED STOCK PURCHASE AGREEMENT

EX-10.9

INVESTORS RIGHTS AGREEMENT

EX-10.10

FORM OF PROMISSORY NOTE

EX-10.11

FORM OF STOCK PURCHASE AGREEMENT

EX-10.12

STOCK PURCHASE AGREEMENT DATED OCTOBER 26, 1999

EX-10.13

STOCK PURCHASE AGREEMENT DATED OCTOBER 26, 1999

EX-10.14

STOCK PURCHASE AGREEMENT DATED OCTOBER 25, 1999

EX-10.15

PURCHASE AGREEMENT DATED SEPTEMBER 2, 1999

EX-10.16

EMPLOYMENT AGREEMENT WITH MICHAEL COHEN

EX-10.17

EMPLOYMENT AGREEMENT WITH STEPHEN D. KLEIN

EX-10.18

REGISTRATION RIGHTS AGREEMENT

EX-10.19

SEVERANCE AGREEMENT

EX-10.20

1999 STOCK INCENTIVE COMPENSATION PLAN

EX-10.21

STOCK OPTION GRANT PROGRAM

EX-10.22

1999 EMPLOYEE STOCK PURCHASE PLAN

EX-10.23

1998 STOCK INCENTIVE COMPENSATION PLAN

EX-10.24

LOAN AND SECURITY AGREEMENT

EX-10.25

LEASE AGREEMENT

EX-21.1

SUBSIDIARIES OF THE REGISTRANT

EX-23.1

CONSENT OF ARTHUR ANDERSEN LLP

EX-27.1

FINANCIAL DATA SCHEDULE