EXHIBIT 11 CUSIP No. 296744 10 5 13D/A Page 30 of 89 SECURITIES PURCHASE AGREEMENT SECURITIES PURCHASE AGREEMENT (the "AGREEMENT"), dated as of December 12, 2001, by and among Essex Corporation, a Virginia corporation, with headquarters located at...Securities Purchase Agreement • November 19th, 2002 • Gef Optical Investment Co LLC • Services-engineering services • Virginia
EXHIBIT 16 CUSIP No. 296744 10 5 13D/A Page 80 of 89 THIS WARRANT AND THE SHARES OF COMMON STOCK ISSUED UPON ITS EXERCISE ARE SUBJECT TO THE RESTRICTIONS ON TRANSFER SET FORTH IN SECTION 4 OF THIS WARRANTGef Optical Investment Co LLC • November 19th, 2002 • Services-engineering services • Virginia
RECITALSRegistration Rights Agreement • January 10th, 2001 • Gef Optical Investment Co LLC • Services-engineering services • Virginia
EXHIBIT 14 CUSIP No. 296744 10 5 13D/A Page 60 of 89 ESSEX CORPORATION ----------------- REGISTRATION RIGHTS AGREEMENT ----------------------------- This Agreement dated as of October 17, 2002 is entered into by and among Essex Corporation, a Virginia...Registration Rights Agreement • November 19th, 2002 • Gef Optical Investment Co LLC • Services-engineering services • Virginia
EXHIBIT 13 SECURITIES PURCHASE AGREEMENT SECURITIES PURCHASE AGREEMENT (the "AGREEMENT"), dated as of October 17, 2002, by and among Essex Corporation, a Virginia corporation, with headquarters located at 9150 Guilford Road, Columbia, Maryland 21046...Securities Purchase Agreement • November 19th, 2002 • Gef Optical Investment Co LLC • Services-engineering services • Virginia
EXHIBIT 12 ESSEX CORPORATION ----------------- REGISTRATION RIGHTS AGREEMENT ----------------------------- This Agreement dated as of December 12, 2001 is entered into by and among Essex Corporation, a Virginia corporation (the "Company"), and GEF...Registration Rights Agreement • November 19th, 2002 • Gef Optical Investment Co LLC • Services-engineering services • Virginia
EXHIBIT 15 THIS WARRANT AND THE SHARES OF COMMON STOCK ISSUED UPON ITS EXERCISE ARE SUBJECT TO THE RESTRICTIONS ON TRANSFER SET FORTH IN SECTION 4 OF THIS WARRANTGef Optical Investment Co LLC • November 19th, 2002 • Services-engineering services • Virginia
