1. First Wind Steve Vavrik Vice President, Origination May 9, 2008

2. 1 Table of Contents First Wind Overview (formerly UPC Wind) Projects

3. 2 FIRST WIND OVERVIEW

4. 3 We are an Independent North American Wind Energy Company Exceptional Management Proven Results Unique Strategy Ability to act quickly and more decisively than our competition Significant industry experience (17 years on average among the senior team) Expertise to execute all aspects of business Develop to own model that includes: - Disciplined, regional focus - Focus on the most profitable projects - Significant head start in terms of site acquisition in our key markets 274 MW operating and under construction 637 MW advanced development Consistent and reliable access to capital: $1.8 billion raised to date

5. 4 We Manage The Full Life Cycle Of A Wind Project Development Site selection Wind resource Permitting Transmission Power Sales Engineering &Construction Planning Project management Construction Operations Site Management Maintenance Compliance

6. 5 Our Key Development Areas Share High Energy Prices, Robust RPS, Tight Supply, Carbon Upside High energy prices Shrinking reserve margins Highest REC prices in U.S. Northeast Highest energy prices in U.S. Oil dominated electricity and transport sectors Aggressive transformation of current paradigm Hawaii CA demand for green energy is the highest in the U.S. Shrinking reserve margins West

7. 6 Breadth of Expertise with a Deep and Committed Management Team 17 years of relevant management experience on average 119 total employees Development (36) Developers (14) Land (3) Communications (1) Strategy & Planning (1) Transmission (1) Meteorology (4) Community (4) Permitting (6) Admin (2) Engineering & Construction (14) SVP (1) Project Manager (7) Contracts (1) O&M Liaison (1) Field Managers (3) Construction Accountant (1) Legal (5) General Counsel (1) Associate General Counsel (2) Paralegal (2) Operations (42) COO (1) Commodity / RM (2) Plant / Site Managers (9) SCADA (2) Met Field (8) Biologists (4) Reporting (1) Admin (10) IT (4) Interns (1) Finance (18) CFO (1) Accounting (14) Finance (3) HR (3) Director (1) HR (2) CEO (1) ExecutiveKey RoleYears in Relevant FieldsManagement Responsibilities Paul GaynorPresident & CEO21Strategic direction, overall management and primary development responsibilities Michael AlvarezEVP & COO22Operations, asset, commercial and risk management and strategic development Tim RosenzweigSVP Finance & CFO16All financial activities with a primary focus on raising capital Evelyn LimSVP Legal, General Counsel11Legal / regulatory matters relating to project development, financing, construction and operation Evelyn CarpenterSVP Engineering & Construction17Engineering and construction of projects Scott RowlandVP Engineering & Construction10Project Engineering Steve VavrikVP Origination11Risk management, commodity hedges, transmission scheduling, and REC trading Pat CaramanteVP Strategy & Planning28Technical matters associated with financing activities Dave CowanVP Environmental Affairs21Environmental permitting, both development and compliance Bernie LacosteVP Operations34Day-to-day operations and met field team management Mike JacobsVP Transmission21Transmission strategy, interconnection, and utility integration strategies Matt KearnsVP Development, New England16Lead development responsibility for New England Chris SwartleyVP Development, Northeast11Lead development responsibility for Northeast Krista KischVP Development, West7Lead development responsibility for West Mike GreshamVP Development, Hawaii5Lead development responsibility for HI

8. 7 PROJECTS

9. 8 30 MW Maui, HI COD June 2006 First Habitat Conservation Plan for a wind farm Kaheawa

10. 9 Mars Hill 42 MW Mars Hill, Maine (Aroostook County) 28 GE turbines COD March 2007 Largest in New England RECs to New England RPS markets

11. 10 Steel Winds 20 MW Lackawanna, NY Superfund site COD June 2007 Eight Clipper turbines

12. 11 Cohocton 125 MW Cohocton, NY 80 miles south of Rochester 50 Clipper turbines Under construction

13. 12 Stetson 57 MW Washington County, Maine, 70 miles north of Bangor 38 GE turbines 35-mile 115 kV transmission line

14. 13 First Wind 85 Wells Ave. Newton, MA 02459 617-964-3340 svavrik@firstwind.com