FIRST RESERVE MANAGEMENT, L.P.  MANAGING MEMBER

Persons with name FIRST RESERVE MANAGEMENT, L.P.  MANAGING MEMBER

FIRST RESERVE MANAGEMENT, L.P.  MANAGING MEMBER - Principal

Company	FIRST RESERVE UPSTREAM ADVISORS, L.L.C.
Business Number	1311059
Business Address	290 HARBOR DRIVE, FIFTH FLOOR, STAMFORD, CT, 06902, USA

FIRST RESERVE MANAGEMENT, L.P.  MANAGING MEMBER - Principal

Company	FIRST RESERVE RESOURCES ADVISORS, L.L.C.
Business Number	1311067
Business Address	290 HARBOR DRIVE, FIFTH FLOOR, STAMFORD, CT, 06902, USA

• FIRST RESERVE OLD CLEM GP II LIMITED
• FIRST RESERVE OLD CLEM GP II, L.P.
• FIRST RESERVE OLD CLEM GP LIMITED
• FIRST RESERVE OLD CLEM GP, L.P.
• FIRST RESERVE PARTNERS LIMITED  GENERAL PARTNER
• FIRST SECURITY COMMERCIAL MORTGAGE CORPO
• FIRST SELECTMAN ROBERT MALLOZZI
• FIRST SELECTMAN ROBERT MALLOZZI
• FIRST SELECTMAN ROBERT MALLOZZI
• FIRST SELECTMAN ROBERT MALLOZZI
• FIRST SELECTMAN ROBERT MALLOZZI
• FIRST SHARON, LLC
• FIRST SOLAR, INC.
• FIRST STAMFORD CORPORATION
• FIRST STAMFORD PLACE INVESTOR L.L.C.

• FIRST RESERVE MANAGEMENT, L.P.
• FIRST RESERVE MANAGEMENT, L.P.
• FIRST RESERVE MANAGEMENT, L.P.
• FIRST RESERVE MANAGEMENT LIMITED
• FIRST RESERVE GP XIV, L.P.  GENERAL PARTNER
• FIRST RESERVE GP XIV LIMITED  GENERAL PARTNER
• FIRST RESERVE GP XIII, L.P.
• FIRST RESERVE GP XIII LIMITED  GENERAL PARTNER
• FIRST RESERVE GP XIII LIMITED
• FIRST RESERVE GP XII, L.P.
• FIRST RESERVE GP XII, L.P.
• FIRST RESERVE GP XII LIMITED
• FIRST RESERVE GP XI, L.P.
• FIRST RESERVE GP XI, INC.
• FIRST RESERVE GP X, L.P.