Exhibit 99.3

JOINT FILERS’ SIGNATURES

HOV CAPITAL III LLC
By:	/s/ Par Chadha
Name: Par Chadha
Title: Manager
ADESI 234 LLC
By:	/s/ Par Chadha
Name: Par Chadha
Title: Manager
HOF 2 LLC
By:	/s/ Par Chadha
Name: Par Chadha
Title: Manager
HOVS LLC
By:	/s/ James Reynolds
Name: James Reynolds
Title: Manager

1

HOV SERVICES LTD
By:	/s/ Vik Negi
Name: Vik Negi
Title: Director
HANDSON FUND 4 I LLC
By:	/s/ Par Chadha
Name: Par Chadha
Title: Manager
HANDSON GLOBAL MANAGEMENT, LLC
By:	/s/ Par Chadha
Name: Par Chadha
Title: Manager
HANDSON 3, LLC
By:	/s/ Par Chadha
Name: Par Chadha
Title: Manager

2