Education and Entertainment

Owner

VERTICALNET, INC.

Nov 6, 2001

Advertising and Business and 2 other

Owner

VERTICALNET, INC.

—

Electrical and Scientific Apparatus

Owner

VERTICALNET, INC.

—

Computer and Scientific

Owner

VERTICALNET, INC.

—

Computer and Scientific

Owner

VERTICALNET, INC.

—

Computer and Scientific

Owner

VERTICALNET, INC.

—

Computer and Scientific

Owner

VERTICALNET, INC.

—

Advertising and Business and 2 other

Owner

VERTICALNET, INC.

—

Advertising and Business and 6 others

Owner

VERTICALNET, INC.

—

Advertising and Business

Owner

VERTICALNET, INC.

Jun 5, 2001

Advertising and Business

Owner

VERTICALNET, INC.

Jun 5, 2001

Telecommunications

Owner

VERTICALNET, INC.

Oct 29, 2002

Advertising and Business

Owner

VERTICALNET, INC.

—

Advertising and Business

Owner

VERTICALNET, INC.

Oct 17, 2000

Advertising and Business

Owner

VERTICALNET, INC.

Aug 15, 2000

Advertising and Business and 2 other

Owner

VERTICALNET, INC.

Oct 12, 1999

Computer and Scientific

Owner

VERTICALNET, INC.

May 25, 1999