1. Connecticut Energy Efficiency Incentive Program Overview of Program February 2010 DPUC-Approved Energy Efficiency Incentives for Connecticut Electric Users

2. Overview  Ameresco Background  Overview of Program  Program Eligibility  Savings Requirements  Verification of Savings  Process  Opportunities

3. Ameresco Background Ameresco, Inc. is the largest independent energy services provider in North America. We deliver long-term customer value and environmental sustainability through alternative energy solutions, energy efficiency and innovative facility renewal strategies. More than 30 years experience managing energy supply, usage, and assets  Implemented more than $3 billion dollars in energy solutions  Connecticut clients represent over $50 million Independent company not affiliated with any utility or parent company – technology and equipment neutral Knowledge of energy markets Flexibility in Service Over 500 employees located across North America in 50 offices, including Middletown, CT

4. Overview of Program  DPUC awarded Ameresco contract to manage a 5MW energy efficiency program – launched program in June 2008  Wide range of Connecticut businesses and non- profits have already received payments for energy efficiency improvements  Ameresco Rebate to Customer:  $300-$1000/kW based on project savings and payback  up to 100% of project cost – no cap on amount paid per customer

5. Program Eligibility  Offer available on first-come first-serve basis, availability expected until June 2011  All CT electric-users eligible  Technology:  Any energy efficiency equipment considered that creates demand savings during Summer AND Winter peak hours  Applies to retrofit or new construction  Typical projects include lighting retrofit or relamping, efficient motors, VFDs, etc.

6. Savings Requirements  Savings must occur during Peak Hours =  June – August 1 PM – 5 PM  December – January 5 PM – 7 PM  Non-Holiday Weekdays  kW demand savings =  kWH saved during Peak Hours/Peak Hours  demand saved is adjusted for the percentage of time that the new equipment is in use during peak hours (Coincidence Factor)

7. Verification of Savings  Measure and verify savings as required by ISO-NE  Pre-installation inspection  Post-installation inspection  Sample <1% of measures each year for run hours (lighting only)  Document applying for permits and receiving permits, if any  Sticker placed on equipment or electrical panel with toll-free number for customer to call  Customer agrees to maintain savings through 2026

8. Process  Project Submission and Pre-approval  Description of Existing Equipment to be Replaced  Description of New Equipment To Be Installed  Operating Hours of Equipment  Signed Customer Agreement with Ameresco  Construction  On-Site Pre-Inspection of Existing Equipment  Verification of Operating Hours  Installation by customer or customer-selected contractor  On-Site Post-Inspection  Approval and Incentive Payment within 30 days

9. Opportunities  Ideal project examples:  On 100% of peak hours  No seasonality in energy savings  Facilities not treated recently > New technologies may make additional investments worthwhile for retrofits completed 3-4 years ago  Lighting projects for the following facility types: > Long-hour retail open past 7 PM > 2 shift manufacturer/warehouse with metal halide lighting > Large relamping projects >10kW > Outdoor lighting

10. Contact Larry Kata at: 866.314.9611 or lkata@ameresco.com www.ameresco.com/ctdsmeep A Collaborative Effort